"difference" function
Write a function named "difference" that receives 2 parameters - "num1" (an int) and "num2" (an int). It should return the difference between the two numbers as an absolute value (i.e. no negative numbers, simply the difference between the two numbers regardless of order). It should not matter whether num1 is larger or smaller than num2.
e.g. difference(5, 8) should return 3, and difference(8, 5) should also return 3.
This function can be made trivial by using Python's built in "abs()" function - the task will be more worthwhile if you don't use this function
Answer:
def difference(num1, num2):
if num1 > num2:
return num1 - num2
else:
return num2 - num1
Explanation:
Here's a Python function that calculates the absolute difference between two numbers without using the built-in abs() function:
def difference(num1, num2):
if num1 > num2:
return num1 - num2
else:
return num2 - num1
This function checks which number is larger, and then subtracts the smaller number from the larger number to get the absolute difference. Note that if the two numbers are equal, the function will return 0.
The Fibonacci numbers are a sequence of integers. The first two numbers are 1 and 1. Each subsequent number is equal to the sum of the previous two integers. For example, the first seven Fibonacci numbers are 1, 1, 2, 3, 5, 8, and 13.
The following code segment is intended to fill the fibs array with the first ten Fibonacci numbers. The code segment does not work as intended.
int[] fibs = new int[10];
fibs[0] = 1;
fibs[1] = 1;
for (int j = 1; j < fibs.length; j++)
{fibs[j] = fibs[j - 2] + fibs[j - 1];}
Which of the following best identifies why the code segment does not work as intended?
A. In the for loop header, the initial value of j should be 0. (A)
B. In the for loop header, the initial value of j should be 2. (B)
C. The for loop condition should be j < fibs.length - 1. (C)
D. The for loop condition should be j < fibs.length + 1. (D)
E. The for loop should increment j by 2 instead of by 1. (E)
The right response is B. The initial value of j in the for loop header should be 2. The code appropriately initialises fibs[0] and fibs[1] to 1, since the first two elements of the Fibonacci sequence are both 1.
However, the for loop starts with j = 1 and attempts to calculate fibs[2] by summing fibs[0] and fibs[1], which yields the right result of 2. Although fibs[1] and [2] have already been calculated and saved in the array, the code tries to generate fibs[3] on the following iteration when j = 2. As a result, the value stored in fibs[3] and all succeeding items of the array is erroneous. Since fibs[0] and fibs[1] are already initialised with the right values, the for loop should begin with j = 2 in order to resolve this issue. The remainder of the Fibonacci sequence may now be accurately calculated and stored in the array by the loop. the following is the updated code segment: j++ for (int j = 2; j fibs.length; int fibs = new int[10]); fibs[0] = 1; fibs[1] = 1 Fibs[j] is equal to Fibs[j - 2] plus Fibs[j - 1];
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TRUE/FALSE. the most common errors found in documents are: 1) subject/verb agreement, 2) run-on sentences, 3) missing periods.
False. The most common errors found in documents vary, but typically include issues such as grammar, spelling, punctuation, and sentence structure.
False. While subject/verb agreement, run-on sentences, and missing periods are all common errors found in documents, they are not necessarily the most common. Other common errors include incorrect word usage, improper punctuation, sentence fragments, and lack of parallel structure. The specific types of errors that are most common can vary depending on the writer, the type of document, and the intended audience.
Common writing errors can vary depending on the writer, the type of document, and the intended audience. However, some of the most common writing errors include the following:
Subject/verb agreement: This mistake happens when a sentence's subject and verb disagree on its number. For example, "The cat run" is incorrect because "cat" is singular and "run" is plural. The more acceptable sentence would be "The cat runs."
Run-on sentences: A run-on sentence occurs when two or more independent clauses are incorrectly joined together without proper punctuation. For example, Run-on sentences include, for instance, "I went to the supermarket and got some milk." The correct phrase would be "I went to the store." I bought some milk."
Missing periods: Missing periods occur when a sentence does not end with a period. For example, "I went to the store and bought some milk" is missing a period at the end of the sentence. The correct sentence would be "I went to the store and bought some milk."
Other common writing errors include incorrect word usage, improper punctuation, sentence fragments, and lack of parallel structure. These errors can be corrected through careful proofreading and editing, as well as by using writing resources such as grammar guides and style manuals. By avoiding common writing errors, writers can produce clear, effective, and professional documents that effectively convey their intended message to their audience.
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A cloud service consumer owned by Cloud Consumer A (an organization) accesses a cloud
service offered by public Cloud A. Based on this, which of the following statements are true?
a. Cloud Consumer A has its own organizational boundary.
b. Cloud A has its own organizational boundary.
c. Cloud Consumer A extends its trust boundary to encompass the organizational
boundary of Cloud A.
d. Cloud A extends its organizational boundary to encompass Cloud Consumer A.
The following statements are True:
a. Cloud Consumer A is an organization that has its own organizational boundary.
b. Cloud A is a public cloud service provider that has its own organizational boundary.
c. Cloud Consumer A must extend its trust boundary to include the organizational boundary of Cloud A to ensure secure access to the cloud service.
Cloud Consumer A is an organization that has its own organizational boundary, which includes its assets, resources, and services. Public Cloud A is a cloud service provider that offers cloud services to multiple cloud service consumers, including Cloud Consumer A. Cloud A also has its own organizational boundary, which includes its own assets, resources, and services.
To access the cloud service offered by Cloud A, Cloud Consumer A must establish a trust relationship with Cloud A. This involves Cloud Consumer A extending its trust boundary to include the organizational boundary of Cloud A. By doing so, Cloud Consumer A can ensure secure access to the cloud service while also protecting its own organizational assets and resources.
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In the analyze phase of the data life cycle, what might a data analyst do? Select all that apply.- Use a formula to perform calculations- Use spreadsheets to aggregate data- Create a report from the data- Choose the format of spreadsheet headings
During the analyze phase of the data life cycle, a data analyst might use a variety of methods to derive insights.
They might use a formula to perform calculations and extrapolate trends. Spreadsheets can be used to aggregate the data and, in turn, create meaningful reports. Additionally, a data analyst might choose the format of spreadsheet headings, such as text, numbers, and dates, to ensure the data is organized in a manner that is easy to interpret and analyze. A data analyst would also create different charts, diagrams, and graphs to identify patterns and correlations. They might also perform data cleaning, which includes verifying data accuracy, removing duplicate data, and tidying up the data format. All of these practices are necessary to ensure the data is meaningful and useful to the organization.
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Build a sequence detector for the following binary input sequence: 000, where the left-most binary input happened first. The sequence detector should detect all instances of the target sequence by outputting 1 when the sequence is detected and when the sequence is not detected. Example, a sequence detector for the different sequence 1101 should have the following pattern. IN : 0 1 1 0 1 1 0 1 0 1 OUT: 0 0 0 0 1 0 0 1 0 0 The 1-bit input to this sequence detector is called i. The 1-bit output to this sequence detector is called
A sequence detector for the binary input sequence "000" can be implemented using a three-bit shift register and a combinational circuit that checks for the desired sequence.
The three-bit shift register will hold the three most recent bits of the input sequence, with the most recent bit in the rightmost position. The combinational circuit will check whether the contents of the shift register match the desired sequence "000".
The implementation of the sequence detector using a shift register and a combinational circuit can be described as follows:
i) Initialize the shift register with all zeros.
ii) For each input bit i:
a. Shift the contents of the shift register one bit to the left.
b. Store the new input bit i in the rightmost position of the shift register.
c. Check whether the contents of the shift register match the desired sequence "000". If the contents of the shift register match the desired sequence, output a 1. Otherwise, output a 0.
iii) Repeat step 2 for each subsequent input bit.
iv) The implementation of the sequence detector can be shown using a state diagram or a truth table. Here is the truth table for the sequence detector:
In this truth table, the "Current State" column represents the current contents of the shift register, the "Input i" column represents the current input bit, the "Next State" column represents the new contents of the shift register after shifting and storing the new input bit, and the "Output o" column represents the output of the sequence detector.
Using this truth-table, we can implement the combinational circuit that checks for the desired sequence, and then build the sequence detector using a shift register and the combinational circuit.
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Write a program to prompt the user for hours and rate per hour using input to compute gross pay. Use 35 hours and a rate of 2.75 per hour to test the program (the pay should be 96.25). You should use input to read a string and float() to convert the string to a number. Do not worry about error checking or bad user data.
Assignment 2.3.py
#compute gross pay bye hours and rate per hour
hrs=input("Enter Hour:")
rate=input("Eenter Rate per Hour:")
pay=float(hrs)*float(rate)
print("Pay:", pay)
The program to prompt the user for hours and rate per hour using input to compute gross pay is in explanation part.
What is programming?The process of carrying out a specific computation through the design and construction of an executable computer program is known as computer programming.
Here's a Python program that prompts the user for hours and rate per hour, then calculates the gross pay:
hours = input("Enter hours: ")
rate = input("Enter rate per hour: ")
# convert the input strings to numbers
hours = float(hours)
rate = float(rate)
# calculate the gross pay
pay = hours * rate
print("Gross pay:", pay)
Thus, the program will output "Gross pay: 96.25".
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e4. in the united states of pretendistan, income is taxed as follows: if your income it at most $20,000 per year, you pay 5% of your total income as tax otherwise, you pay 8% of your total income as tax complete the function compute tax that uses an if-statement to compute and return the total tax due for the salary stored in the argument named salary. test your code on incomes of $10,000 (return value should be $500) and $100,000 (return value should be $8,000).
The function computeTax should use an if-statement to compute and return the total tax due for the salary stored in the argument named salary.
If salary is at most $20,000, the total tax due is 5% of the total income. Otherwise, the total tax due is 8% of the total income.
For example, if salary is $10,000, the total tax due is $500; if salary is $100,000, the total tax due is $8,000.
The following code should achieve the desired behavior:
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a small data analysis class has five computer science majors among the twenty-three total students. four people are chosen at random to form a group. let x denote the number of computer scientists in this group. (a) find e(x). (b) find var(x). (c) find the standard deviation of x.
(a) The expected value of X is given by E(X) = n*p, where n is the number of trials and p is the probability of success. In this case, n = 4 (the number of people chosen) and p = 5/23 (the probability of choosing a computer science major). Therefore, E(X) = 4*(5/23) = 0.87.
(b) The variance of X is given by Var(X) = n*p*(1-p), where n is the number of trials, p is the probability of success, and 1-p is the probability of failure. In this case, n = 4, p = 5/23, and 1-p = 18/23. Therefore, Var(X) = 4*(5/23)*(18/23) = 0.67.
(c) The standard deviation of X is the square root of the variance of X. Therefore, the standard deviation of X is √Var(X) = √0.67 = 0.82.
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note that this equation has the same right-hand side as the equations (1) and (2). in this design you are not limited in your gate selection (except that the gates should be available in the chips of your lab kit). x
Logic gates are claimed to be used in the construction of digital systems. The AND, OR, NOT, NAND, NOR, EXOR, and EXNOR gates are among them. Below, truth tables are used to illustrate the fundamental operations.
Which kind of digital logic gate outputs 0 if any of its inputs are 1, but otherwise outputs 1?A logical inverter has only one input and is frequently referred to as a NOT gate to distinguish it from other kinds of electronic inverter devices. It turns the logic on its head. The output is 0 if the input is 1.
Which statement regarding the logic gate MCQ is true?Any digital system's fundamental building blocks are logic gates. one or more input signals are present in a digital circui.
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consider a channel that can lose packets but has a maximum delay that is known. modify protocol rdt2.1 to include sender timeout and retransmit. informally argue why your protocol can communicate correctly over this channel.
Here, we include a timer whose value exceeds the known propagation delay round trip. The "Waiting for ACK and NAK0" & "Wait on ACK or NAK1" statuses now include a timeout event.
What function does ACK serve in TCP?A shorthand for "acknowledgement" is ACK. Any Http packet that confirms accepting a message or a collection of packets is known as an ACK packet. A Udp packet the with "ACK" flag activated in the header is the scientific definition of the an Ack message.
ACK is delayed; why?A TCP packet's reception acknowledgement (ACK) can be delayed by delayed ACK by up to 200ms. By decreasing network traffic, this delay enhances the likelihood that the ACK may be transmitted concurrently with the reply to the received packet.
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Write a statement to add the key Tesla with value USA to car_makers. Modify the car maker of Fiat to Italy. Sample output for the given program Acura made in Japan Fiat made in Italy Tesla made in USA car_makers - (Acura': 'Japan', 'Fiat': 'Egypt') 2 Add the key Tesla with value USA to car_makers 4 Modify the car maker of Fiat to Italy 5 6 car_makers.update(('Tesla': 'USA')) 7 carnakers Fait')-'Italy print("Acura made in', car_makers['Acura']) 9 print("Fiat made in', car_cakers['Fiat']) 10 print("Tesla made in', car_makers' 'Tesla']) Run X Testing all car_makers Output differs. See highlights below. Your Output Acura made in Japan Fiat made in Egypt Tesla made in USA Expected output Acura made in Japan Fiat made in Italy Tesla made in USA Assign total_owls with the sum of num_owls A and num_owls_B. Sample output with inputs: 3 4 Number of owls: 7 1 total_owls - 3 num_owls_A - input() 4 nun owls 3 - input() 5 6 total_owls-num_owls A hun_owls_3 7 3 print("Number of owls:', total_owls) Run X Testing with inputs: 34 Output differs. See highlights below. Your output Number of owls: 34 Expected output Number of owls: 7 Type the program's output weight_ox - 7.75 peint("The Lah weigha {: .22} ozonat (right_ou)
Previous question
The define object in the Python code's first line contains two Honda and Fiat as well as the nations where each one is manufactured. The American Tesla automobile is added as a new entry to the object .
What does a Python add object mean?One of Python's magic methods, the __add__() function adds the other two objects together to create a new object. It makes use of Python's "+" addition operator.
'Honda': 'Japan', 'Fiat': 'Germany' in the car makers variable; add 'Tesla' and 'USA' as comparable values
Change Fiat's entry to Italy rather than Germany if car makers['Tesla'] = "USA"
fiat['car makers'] = 'Italy'
print(car makers)
print(car makers['Honda'], 'Honda made in')
print(car makers['Fiat'], 'Fiat made in')
print('Tesla made in', 'Tesla' in car makers)
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correctly sequence the order of the instructions executed by the cpu. - fetch the data - determine the location of data - execute the instruction - change the program counter - determine the instruction type - fetch the instruction
Fetch instruction, Decode instruction, Read operands, Execute instruction, and Store data are the right answers. the stages of the teaching cycle.
What is an instruction set that a CPU carries out?A computer programme is made up of a series of instructions that are stored in the memory unit of the computer. The CPU does a cycle for each of these instructions before carrying them out. Each instruction cycle in a simple computer includes the following stages: the memory to get the instruction.
What order should the fetch and execute cycle be in?Fetch instruction, Decode instruction, Read operands, Execute instruction, and Store data are the right answers.
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Assuming Command Focus is enabled in the edit window, this command will fade from the start of a clip to the edit insertion point (performing a fade in)
O 1-5 on the QWERTY keyboardO Clicking "D" on the keyboardO Clicking "A" on the keyboardO P & ;
Given the stated statement, option (B) is suitable. On the keyboard, D is pressed.
What does a keyboard on a computer do?You can type letters, words, or numbers onto your computer using a keyboard. You press each key on a keyboard one at a time when typing. The number buttons that go across the top of keyboard are likewise located on the right side. The letter keys are located in the middle of the keyboard.
What roles and uses do keyboards serve?Users can enter words and functions into a computer's system by pressing buttons button keys on a keyboard. It serves as the primary text entering tool. A keyboard often contains keys for distinct letters, numbers, or special characters.
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Does flowchart help to find and correct the mistake in the program
Answer: No a flowchart helps map out how your code is going to be made and how certain variables and modules update in a program.
Explanation:
Answer:
No
Explanation:
To work with the data in a SQL Server database from a .NET application, you can use ADO.NET objects like:
a. commands, connections, and data readers
b. queries, connections, and databases
c. queries, connections, and data readers
d. commands, connections, and databases
To work with the data in a SQL Server database from a .NET application, you can use ADO.NET objects like:
a. commands, connections, and data readers.
Understanding SQLSQL or Standard Query Language is a programming language used in accessing, changing, and manipulating relational-based data.
The computer language in this relational database is based on the standards issued by the American National Standard Institute (ANSI). SQL standardization has existed since 1986 and was indeed initiated by ANSI.
Until now, many servers in a database or software are capable of interpreting the SQL language. Therefore, SQL is a subject of discussion and a material that is very important for those of you who are involved in the world of IT and matters that intersect with relational databases.
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Assuming values is a full array of int, what does the following recursive method return (assume it is passed a legal argument, a value between 0 and values.length)?
int mystery(int n)
{
if (n == -1)
return 0;
else
return (values[n] + mystery(n - 1));
}
Answer Choices :
the sum of the values in the array between index n and the start of the array
the number of values in the array between index n and the end of the array
the sum of the values in the array between index n and the end of the array
the number of values in the array between index n and the start of the array
You need to migrate an on-premises SQL Server database to Azure. The solution must include support for SQL Server Agent.
Which Azure SQL architecture should you recommend?
Select only one answer.
Azure SQL Database with the General Purpose service tier
Azure SQL Database with the Business Critical service tier
Azure SQL Managed Instance with the General Purpose service tier
Azure SQL Database with the Hyperscale service tier
The recommended architecture would be the Azure SQL Managed Instance with the General Purpose service tier.
Why this?Azure SQL Managed Instance is a fully managed SQL Server instance hosted in Azure that provides the compatibility and agility of an instance with the full control and management options of a traditional SQL Server on-premises deployment.
Azure SQL Managed Instance supports SQL Server Agent, which is important for scheduling and automating administrative tasks and maintenance operations.
This would be the best option for the needed migration of dB.
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Write the definition of a function named rotate4ints that is passed four int variables. The function returns nothing but rotates the values of the four variables: the first variable, gets the value of the last of the four, the second gets the value of the first, the third the value of the second, and the last (fourth) variable gets the value of the third. So, if i , j , k , and m have (respectively) the values 15, 47, 6 and 23, and the invocation rotate4ints(i,j,k,m) is made, then upon return, the values of i , j , k , and m will be 23, 15, 47 and 6 respectively.
void rotate4ints(int&,int&,int&,int&);
void rotate4ints(int& i,int& j,int& k,int& m)
{
i=m;
j=i;
k=j;
m=k;
}
Three more temporary variables, numbered temp1-3, are established in addition to the four int variables that will be cycled to store temporary values while values are changed.
In C, how do you swap three variables?First, we initialize the three variables first number, second number, and third number in order to swap three numbers. These three digits are also used to initialize the temp temporary variable, which will be used to hold a temporary number.
Below is a complete Java application with the output.num8 public class Public static void main (String[] args) nt num1 is 15, int num2 is 47, int num3 is 6, and int num4 is 23. ;
System.out.println("Original Arrangement");
System.out.println("Rotated values"+num1+","+num2+","+num3+","+num4");
System.out.println("After Rotation"); rotate4ints(num1,num2,num3,num4);
public static void rotate4ints(int num1,int num2,int num3,int num
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Consider the following statement, which is intended to create an ArrayList named values that can be used to store Integer elements./* missing code */ = new ArrayList<>();Which of the following can be used to replace /* missing code */ so that the statement compiles without error?I. ArrayList valuesII. ArrayList valuesIII ArrayList valuesA. I onlyB. II onlyC. III onlyD. I and III onlyE. II and III only
The correct answer is option D. I and III only. The statement can be replaced with either "ArrayList values" or "ArrayList values" so that it compiles without error.
The first option, "ArrayList values," is not correct because it does not specify the type of elements that the ArrayList will store. The second option, "ArrayList values," is correct because it specifies that the ArrayList will store Integer elements. The third option, "ArrayList values," is also correct because it specifies that the ArrayList will store Integer elements. Therefore, the correct answer is option D. I and III only.Learn more about ArrayList values
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Complete question:
Consider the following statement, which is intended to create an ArrayList named values that can be used to store Integer elements./* missing code */ = new ArrayList<>();Which of the following can be used to replace /* missing code */ so that the statement compiles without error?
I. ArrayList values
II. ArrayList values
III ArrayList values
A. I onlyB. II onlyC. III onlyD. I and III onlyE. II and III onlypandas has built-in readers for many different file formats including the file format used here to store tweets. to learn more about these, check out the documentation for pd.read csv (docs), pd.read html(docs), pd.read json(docs), and pd.read excel(docs). use one of these functions to populate the tweets dictionary with the tweets for: aoc, cristiano, and elonmusk. the keys of tweets should be the handles of the users, which we have provided in the cell below, and the values should be the dataframes. set the index of each dataframe to correspond to the id of each tweet. hint: you might want to first try loading one of the dataframes before trying to complete the entire question.
The procedures for using pd to import a list of legitimate zip codes for San Francisco. read json to open the data/sf zipcodes.json file.
Step 1: Bring in the necessary libraries, python, bring in pandas as pets. Put the JSON file into a panda DataFrame in step two. Makefile, pd.read json("data/sf zipcodes.json") df zipcodes. Step 3: Using the DataFrame, generate a series of valid zip codes. df zipcodes["zipcodes"].astype scss.valid zipcodes (str), Step 4: Fill a pandas with the business data. DataFrame, makefile, pd.read csv("data/business data.csv") should return df business. Step 5: Only include companies with invalid zip codes in the company DataFrame. Scss. The formula is: df invalid zips = df business[df business["zip code"].isin(valid zipcodes)]. As a result, the aforementioned should produce a new DataFrame that only includes the companies with invalid zip codes.
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Which of the following BEST describes a way to decrease stress anxiety
Answer:
Is there any answer choices to go along with this question? If so, I would love to help you figure out the possible solutions the best way that I can!
Which of the following terms describes the lack of technological access among specific groups of Americans?
Digital divide
The gap between people who have access to digital technology and those who do not is known as the "digital divide," particularly in terms of having access to the internet and other information and communication technologies.
The distance between people or groups who have access to digital technologies, such as the internet and other information and communication technologies, and those who do not is referred to as the "digital divide." Socioeconomic factors including poverty, education, and geography frequently contribute to the digital gap. A considerable barrier to employment, education, healthcare, and other critical services may exist for those without access to technology. The digital divide has emerged as a significant social issue in the current digital era with significant ramifications for social, economic, and political inequality. In order to close the digital divide, a multifaceted strategy is needed that involves enhancing the technological infrastructure, offering digital literacy instruction, and guaranteeing fair access to technology for all people and communities.
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Consider the following functions which both take as arguments three n-element arrays A, B, and C: COMPARE-1(A, B, C) For i=1 to n For j=1 to n If A[i] + C[i] > B[j] Return FALSE Return TRUE auc:= COMPARE-2(A, B, C) A[1] + C[1] For i = 2 ton If A[i] + C[i] > aux Then aux := - A[i] +C[i] For j=1 to n If aux > B[j] Return FALSE Return TRUE (a) When do these two functions return TRUE? (b) What is the worst-case running time for each function?
(a) 1. A[i]+C[i] > b1[j] for each and every possible value of i,j between 1 to n. & 2.(A[i]+C[i] > A[1] +c[1] for each and every i between 2 to n) and (A[1]+C[1]>b[j] every possible value of j between 1 to n.) (b)Worst running time for 1 = O(n²) & for 2 = O(2n) = O(n).
What other names do arrays go by?Two-dimensional arrays are sometimes referred to as "matrices" since the theoretical concept of a matrices can be expressed as a two-dimensional grid. While tuples instead of vectors are the more mathematically accurate counterpart, the term "vector" is occasionally used during computing to refer to an array.
A linear array is what?A graphic organiser called LINEAR ARRAYS aids pupils in understanding the gradients of meaning among two related words. It is used either before or after readings to analyse minute differences in word usage. Through demonstrating how another word has a distinct meaning, this technique helps kids enhance their word awareness.
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finally - your simulator will be complete! this assignment will complete the ability to fully rotate your cube. the basic methods you need for this are in place - the cw() and ccw() in roobikcube. you will need to modify cw() and ccw() in roobikcube to rotate the matching columns or rows of the top, left, right and bottom faces when the front face is rotated. you may need to create other methods in either roobikcube or roobikface to support your efforts.
To modify RoobikCube's cw() and ccw() methods to rotate matching columns or rows of top, left, right, and bottom faces, conditional statements can be used to determine method to call on basis of position and orientation of front face.
How to modify RoobikCube cw() and ccw() methods to rotate matching columns or rows of top, left, right, and bottom faces when the front face is rotated?Determines the columns or rows of top, left, right, and bottom faces that should be rotated when rotating front face. This depends on the rotation direction (clockwise or anticlockwise) as well as position of the face.Create a method on RoobikFace that rotates matching columns or rows of faces. I.e., create a method such as rotateTopColumn(int columnIndex, boolean clockwise) to rotate top face column, or create a method such as rotateLeftRow(int rowIndex, boolean clockwise) to rotate the left face row.Modify RoobikCube's cw() and ccw() methods to call corresponding methods of RoobikFace to rotate matching columns or rows of the top, left, right, and bottom faces. Conditional statements can be used to determine the method to call on the basis of position and orientation of the front.Test your mod thoroughly to make sure the cube rotates properly in all possible configurations.To learn more about cube visit:
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fill in the blank. in ____, a variable that has been defined but not initialized may group of answer choices not be used at all have its value fetched prior to assignment be used as an l-value be used as an r-value
In JAVA, a variable that has been defined but not initialized may group of answer choices not be used at all have its value fetched prior to assignment be used as an l-value be used as an r-value.
What is JAVA?Java is a high-level programming language developed by Sun Microsystems in 1995. It is an object-oriented language and its syntax is based on the C and C++ programming languages. Java is designed to be platform independent, meaning that programs written in Java can run on any platform without needing to be recompiled. Java code is compiled into bytecode, which is then interpreted by a Java Virtual Machine (JVM) to run the program. Java is widely used in web development, desktop applications, mobile applications, embedded systems, and game development. It is a popular language for enterprise-level applications as it is robust, secure, and scalable.
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as a complement to picking a strong password, which of the following is part of an overall security strategy for a computer or other device?
Focusing on physical security in addition to technical security measures like anti-malware and secure passwords is required for the overall security strategy. The three essential components of the physical security system are access control, surveillance, and testing.
Physical security is the safeguarding of people, equipment, networks, and data against physical acts and occurrences that could seriously harm a business, government organization, or institution.
This covers defense against terrorism, burglary, theft, vandalism, flood, fire, and other natural catastrophes. Even if the majority of these are insured, physical security prioritizes damage prevention to reduce the loss of time, money, and resources as a result of these occurrences.
The degree to which each of these elements is implemented, enhanced, and maintained can frequently be used to measure the effectiveness of a physical security program for an organization.
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a computer retail store has 10 personal computers in stock. a buyer wants to purchase 2 of them. unknown to either the retail store or the buyer, 2 of the computers in stock have defective hard drives. assume that the computers are selected at random.a. in how many different ways can the computers be chosen?b. What is the probability that exactly one of thecomputers will be defective?c.What is the probability that at least one of thecomputers selected is defective?
A combination is a selection of r things made without regard to the order in which they were chosen from a collection of n items whereas a permutation is a choice of r things out of a set of n option where order for chosen objects are considered.
a: Ways to select 2 computers out of 10, we make use of the Combination formula as follows:
10C2== [10*9]/[1*2] = 45 or
nCr=(n!)/((r!)(n-r!))
nCr = number of combinations
n = total number of objects in the set
r = number of choosing objects from the set
10!/(10-2)! 2!
=10 9 8!/8!2!
=90/2
=45
So ther are 45 ways.
b: The probability that exactly 1 will be defective (from the selected 2)
First, we calculate the probability of a PC being defective (p) and probability of a PC not being defective (q)
From the given parameters; 2 out of 10 is detective;
So;
p=2/10
0.2
q=1-0.2=0.8
Solving further using binomial;
(a + b)n =nC0 an + nC1 an – 1 b1 + nC2 an – 2 b2 + ... 1
n=2
For the probability that exactly 1 out of 2 will be defective, we make use of
=nC3pq^3
Substitute 2 for n, 0.2 for p and 0.8 for q
=0.03072
c: Probability that at least one is defective;
In probability, the opposite probability sums to 1;
Hence;
The probability that at least one is defective + Probability that at none is defective = 1
The probability that none is defective is calculated as thus; q^n
Substitute 2 for n and 0.8 for q
Probability is 0.64
Substitute 0.64 for the Probability that at none is defective
The probability that at least one is defective +0.64 = 1. So
Probability = 1 - 0.64
Probability = 0.36.
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the relational model describes data using a standard tabular format; all data elements are placed in three-dimensional tables called relations, which are the logical equivalent of files. T/F
The following assertion "The logical equivalent of files, relations are three-dimensional tables that organize all data elements. The relational paradigm presents data in tabular form as expected "is WRONG.
What is the relational model?The relational model (RM), first introduced by English computer scientist Edgar F. Codd in 1969, is a method for managing data that adheres to a structure and language consistent with first-order predicate logic.
All data is represented as tuples that are organized into relations.
A relational database is one that is set up using the relational model.
The relational model's goal is to offer a declarative method for specifying data and queries.
Users directly state what information the database contains and what information they want from it, and they delegate the description of data structures for storing the data and retrieval procedures for responding to queries to the database management system software.
Therefore, the following assertion "The logical equivalent of files, relations are three-dimensional tables that organize all data elements. The relational paradigm presents data in tabular form as expected "is WRONG.
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When you're asking creative questions of hiring authorities, always focus on _____.
Select an answer:
the company culture and core competencies
the answers that reveal red flags or concerns
the WIIFM (What's In It For Me) of the hiring authority
the hot buttons of the potential hires
When you're asking creative questions of hiring authorities, always focus on the company culture and core competencies. Thus, option A is correct.
What are hiring authorities?Hiring authority implies a person with the power to enlist representatives for a business. Recruiting process alludes to the method involved with finding, choosing, and employing new representatives to an organization.
Pose one's own inquiries about organizational culture during the meeting. That way one will get a feeling of the climate, and realize whether it's ideal for them. As the person should ask what is the world and the culture that they are diving into.
Therefore, option A is correct.
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