Branch and bound can be a very effective technique for solving certain classes of optimization problems. However, it is not a silver bullet and its effectiveness depends on the specific problem being solved and the quality of the bounds that can be obtained.
Branch and bound is an algorithmic technique used to solve optimization problems. It involves dividing a large problem into smaller sub-problems and exploring each sub-problem individually, pruning the search tree whenever a sub-problem can be discarded. The key to the effectiveness of the branch and bound technique lies in the ability to determine tight bounds on the optimal solution to each sub-problem, thereby limiting the search space and reducing the number of choices that need to be tested.
However, it is important to note that branch and bound will not speed up your program if it will take at least just as long to determine the bounds than to test all choices. In this case, the time spent determining the bounds is not worth the time saved by pruning the search tree. As such, the effectiveness of the branch and bound technique depends on the quality of the bounds that can be obtained.
In general, branch and bound can be a very effective technique for solving certain classes of optimization problems. However, it is not a silver bullet and its effectiveness depends on the specific problem being solved and the quality of the bounds that can be obtained. If the bounds are too loose, the search space may still be too large to be practical, even with pruning. On the other hand, if the bounds are tight, the search space can be greatly reduced, leading to significant speedups in the overall program.
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The gradual process of developing functions to solve each subproblem in a top-down design is known as what process?
The gradual process of developing functions to solve each subproblem in a top-down design is known as stepwise refinement.
What is refinement?The term refers to backlog preparation and is more properly known as refinement. It is the act of detailing, understanding more deeply, adding features, estimating, prioritizing and keeping the product backlog alive.
Stepwise refinement is the idea that software is developed by moving through the levels of abstraction, beginning at higher levels and, incrementally refining the software through each level of abstraction, providing more detail at each increment.
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The standard naming convention prefix tag for a query used to identify the object type is?
Answer: qry
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What describes accenture's approach to automation, both internally as well as for clients?
One difference between a switch and a router is that a router will only process messages addressed to the router (at layer 2), while a switch processes all messages.
Answer: True
Explanation:
Most ________ take input from a controller from either a radio joystick or a wi-fi connected tablet or laptop and act as an output device, sending back video and sound to the user.
Most drones take input from a controller from either a radio joystick or a wi-fi connected tablet or laptop.
What is a drone used for?Drones are known to be devices that are said to have a lot of functions, such as monitoring climate change and it is often used to carrying out a lot of search operations after natural disasters must have occurred, and others.
Note that in the case above, Most drones take input from a controller from either a radio joystick or a wi-fi connected tablet or laptop.
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_______________ is a technology system requiring the driver to maintain constant control of the vehicle.
The technology system requiring the driver to maintain constant control of the vehicle are:
Forward collision avoidance Automatic emergency braking Lane keeping assist What is technology?Technology can be regarded as the application of science to bring improvement to mankind at large.
It should be noted that The technology system requiring the driver to maintain constant control of the vehicle includes Forward collision avoidance as well as Automatic emergency braking and Lane keeping assist .
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Any factor that leads businesses to collectively expect lower rates of return on their investments ______ investment demand.
Answer:
Reduces investment demand
what is the internet
The Internet, sometimes called simply "the Net," is a worldwide system of computer networks -- a network of networks in which users at any one computer can, if they have permission, get information from any other computer
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A JavaScript __________ runs when something calls it. a. Object b. Programming language c. Property d. JavaScript e. Function
Function, I think.
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On a windows system, which task manager tab would you use to adjust the priority given to a specific program? details performance processes app history services
On a Windows operating system, the task manager tab which you would use to adjust the priority given to a specific program is: A. details.
What is a software program?A software program can be defined as a set of executable instructions that is typically used to instruct a computer system on how to perform a specific task and proffer solutions to a particular problem.
What is an operating system?An operating system (OS) can be defined as a system software that's usually pre-installed on a computing device by the manufacturers, so as to manage random access memory (RAM), software programs, computer hardware and all user processes.
On a Windows operating system, the details of the task manager tab should be used to adjust the priority given to a specific program.
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Identify the highlighted vessel. Identify the highlighted vessel. aortic arch superior vena cava brachiocephalic trunk left common carotid artery
The highlighted vessels of aortic arch, superior vena cava brachiocephalic trunk left common carotid artery are known to be given in the image attached.
What is the aortic arch?This is often seen on the top area of the main artery and it is one that often carrying blood away from the human heart.
Hence The highlighted vessels of aortic arch, superior vena cava brachiocephalic trunk left common carotid artery are known to be given in the image attached.
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Which is NOT a common pattern or architecting principle related to scalable computing? Publisher Subscriber Decoupling Disaster Recovery Producer Consumer
The option that is not a common pattern or architecting principle related to computing is Disaster Recovery.
What is Disaster recovery?This is known to be a form of organizational process that is often used so as to get back access and functionality in regards to natural disaster, and others.
Note that the option that is not a common pattern or architecting principle related to scalable computing is Disaster Recovery.
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Create a round object to hang in your window that will touch the midpoints of all four edges of your window
The round object that can touch the midpoints of all four edges of a window is illustrated by a circle with dimensions.(x-h)² + (y-k)² = r².
What is a midpoint?It should be noted that a midpoint is a point that is lying between two points and is in the middle of the line joining the two points.
Based on the information given, the center is (h,k) and tthe radius = r.
Top of the circle = (h,r+k) = midpoint of the window's top
The circle's bottom = (h,k-r)=midpoint of the window bottom
The left edge of the circle = (h-r, k)=midpoint of the window's left side
The right edge of the circle = (h+r, k)= midpoint of the window's right side
The window square is illustrated as 2r by 2r and its vertices are (h-r, r+k), (h+r, r+k), (h-r, r-k), (h+r, r-k).
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This question involves the creation and use of a spinner to generate random numbers in a game. a gamespinner object represents a spinner with a given number of sectors, all equal in size. the gamespinner class supports the following behaviors.
creating a new spinner with a specified number of sectors
spinning a spinner and reporting the result
reporting the length of the current run, the number of consecutive spins that are the same as the most recent spin
write the complete gamespinner class. your implementation must meet all specifications and conform to the example.
Using the knowledge in computational language in JAVA it is possible to write a code that generate random numbers in a game
Writting the code in JAVA:public class GameSpinner {
int spinner;
int num;
int current;
public GameSpinner(int spinner) {
super();
this.spinner = spinner;
this.current = 0;
this.num = 0;
}
public int spin() {
int curr = 1 + (int) (Math.random() * spinner);
if (this.current == 0 || this.num == 0) {
this.current = 1;
this.num = curr;
return curr;
}
if (this.num == curr) {
this.current = this.current + 1;
return curr;
} else {
this.num = curr;
this.current = 1;
return curr;
}
}
public int currentRun() {
return this.current;
}
}
GameSpinnerTest.java
public class GameSpinnerTest {
public static void main(String[] args) {
// TODO Auto-generated method stub
GameSpinner g = new GameSpinner(4);
System.out.println("g.currentRun() : "+g.currentRun());
System.out.println("g.spin() : "+g.spin());
System.out.println("g.currentRun() : "+g.currentRun());
System.out.println("g.spin() : "+g.spin());
System.out.println("g.currentRun() : "+g.currentRun());
System.out.println("g.spin() : "+g.spin());
System.out.println("g.currentRun() : "+g.currentRun());
System.out.println("g.spin() : "+g.spin());
System.out.println("g.currentRun() : "+g.currentRun());
System.out.println("g.spin() : "+g.spin());
System.out.println("g.spin() : "+g.spin());
System.out.println("g.spin() : "+g.spin());
System.out.println("g.currentRun() : "+g.currentRun());
}
}
Output
g.currentRun() : 0
g.spin() : 1
g.currentRun() : 1
g.spin() : 4
g.currentRun() : 1
g.spin() : 4
g.currentRun() : 2
g.spin() : 3
g.currentRun() : 1
g.spin() : 3
g.spin() : 2
g.spin() : 2
g.currentRun() : 2
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What's the difference between an exe file and an msi file?
Answer: EXE files are mainly used to indicate that the file is executable
MSI files show that the file is a Windows Installer
Explanation:
EXE files are mainly used to indicate that the file is executable
MSI files show that the file is a Windows Installer
MSI files are only used with launchers, EXE does not need to be used with launchers
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Which Principle of Multimedia Learning is Marni following on a slide that has the main points highlighted and clearly visible to the audience?
A.
Multimedia Principle
B.
Redundancy Principle
C.
Coherence Principle
D.
Signaling Principle
The Principle of Multimedia Learning is Marni following on a slide that has the main points highlighted and clearly visible to the audience is the Signaling Principle.
What are the principles of multimedia learning?The multimedia principle is known to be one that tells the fact that people learn a lot better using words and pictures instead of using words alone.
Note that it is one that is aided by empirically gotten theory that tells that words and images bring about different conceptual acts and that perception and learning are said to be very active and are constructive processes.
Hence, The Principle of Multimedia Learning is Marni following on a slide that has the main points highlighted and clearly visible to the audience is the Signaling Principle.
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A coworker is exploring virtualization for some development projects, and is trying to decide between a bare metal hypervisor and a hosted one. Which of the following pieces of advice should you give
The pieces of advice that one should give are:
A hosted hypervisor will be easier to set up and maintain if you're new to virtualization.Bare metal hypervisors can run more VMs on the same hardwareWhat is virtualization?Virtualization is one that depends on software so as to be able to simulate hardware functionality and make a kind of a virtual computer system.
Hence, The pieces of advice that one should give are:
A hosted hypervisor will be easier to set up and maintain if you're new to virtualization.Bare metal hypervisors can run more VMs on the same hardwareSee full question below
A coworker is exploring virtualization for some development projects and is trying to decide between a bare metal hypervisor and a hosted one. Which of the following pieces of advice should you give? Choose all that apply
answer choices
A hosted hypervisor will be easier to set up and maintain if you're new to virtualization.
Bare metal hypervisors can run more VMs on the same hardware
You can run a bare metal hypervisor within your existing operating system.
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What special enterprise VPN supported by Cisco devices creates VPN tunnels between branch locations as needed rather than requiring constant, static tunnels
Answer:
Dynamic Multipoint VPN
Explanation:
HELPPPP MEEEE!!!!! ITS LIFE OR MUERTEEE
The author uses the text structure of ____
a. problem and solution
b. cause and effect
c.compare and contrast
d.sequence of events
to show that _____
a.navigators
b.muliple signals
c. electromagnetic traps
d. quartx crystal oscillators
The author uses the text structure of compare and contrast to show multiple signals.
What is Text structures?This is a term that connote the method used by authors to put together information in text.
Note that in the case above, The author uses the text structure of compare and contrast to show multiple signals.
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Given a deque mydq is: 17 55 98, what remains in the deque after the function mydq.pop_back() has been called?
The factor that remains in the deque after the function mydq.pop_back() has been called 17 55.
What do you mean by deque?Deque or Double Ended Queue is known to be a kind or type of queue where there is an insertion and deletion of elements that can be carried from the front or the rear.
Note that the word deque, is known to be a short word for the term double-ended queue. A deque is said to be a list that aids the placing and removal at both ends.
Therefore, based on the above, The factor that remains in the deque after the function mydq.pop_back() has been called 17 55.
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See full question below
32) Given a dequemyDgis: 17 55 98, what remains in the deque after the function myDQ.pop_back() has been called? a. 17 55 b. 17 C. 98 d. 55 98 33)
Identify the numbered parts and accessories of a desktop computer. Include an indefinite article with each response
The numbered parts of the desktop in the image are;
Monitorlogic boardProcessor ChipRAM ChipFloppy DiskPower UnitDVD DriveHard DriveKeyboardMouseA desktop computer is a piece of personal technology intended to sit on top of an ordinary office desk.
It links to input devices like the monitor, keyboard, and mouse that users use to interact with a computer's actual hardware.
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What process identifies and grants access to a user who is trying to access a system?
Answer:Authentication.
Explanation:
Authentication.
A customer is trying to configure an 802.11b wireless card in an old laptop to connect to an 802.11g wireless router. When the customer scans for the wireless network's SSID (Dion-Corp), it is not displayed within Windows. What is the MOST likely reason that the SSID is not being displayed
In the case above, the most likely reason that the SSID is not being displayed is that The broadcast is disabled on the wireless router.
What is disable broadcast in Wi-Fi?The term broadcasts is known to be any medium that is often used by organization to share a program.
Note that the act of Disabling the SSID Broadcast is said to be one of the method of securing a wireless network.
Note also that this procedure will hinder other users from getting or detecting your SSID or one's wireless network name if they ever attempt to see the available wireless networks in one's area.
Therefore, In the case above, the most likely reason that the SSID is not being displayed is that The broadcast is disabled on the wireless router.
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See full question below
A customer is trying to configure an 802.11b wireless card in an old laptop to connect to an 802.11g wireless router. When the customer scans for the wireless network's SSID (Dion-Corp), it is not displayed within Windows. What is the MOST likely reason that the SSID is not being displayed?
Options are :
802.11g and 802.11b use different frequencies
The wireless router is not configured for DHCP support
The broadcast is disabled on the wireless router
The wireless router is configured with WPA2 encryption
In the formula =VLOOKUP(“shovel”, B2:D12, 3, FALSE), which part is the lookup value parameter?
A.
shovel
B.
FALSE
C.
B2:D12
D.
3
In the formula =VLOOKUP(“shovel”, B2:D12, 3, FALSE), the part that is the lookup value parameter is B2:D12.
What are the parameters in VLOOKUP?The VLOOKUP is known to often have four arguments:
lookup_value, table_array, column_index_num, range_lookupThis value is known to be a LOOKUP searches which is in an array. The lookup_value argument is one that be seen to be a number, text, a logical value.
Note that If LOOKUP is one that did not see or find the value of lookup_value, it is said to often uses the largest value in the array that is known to be smaller than or one that is equal to lookup_value.
Hence, In the formula =VLOOKUP(“shovel”, B2:D12, 3, FALSE), the part that is the lookup value parameter is B2:D12.
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Joe has been issued a company-owned tablet. He finds that the performance decreases after a few hours of use. After he power-cycles the tablet, performance returns, but the tablet begins to slow again after an hour of use. Which of the following is the BEST action to troubleshoot the problem
The best action to troubleshoot the problem is Airplane mode has been set on the tablet.
What does airplane mode do?Airplane mode is known as “flight mode” as it is said to be a setting that can be seen on a smartphone that temporarily hinders signals and Wi-Fi.
Note that The best action to troubleshoot the problem is Airplane mode has been set on the tablet.
See options below
Which of the following is the MOST likely cause of this issue?
MAC filtering has been enabled on the branch office wireless access point.
Joe's tablet has been configured with full device encryption.
Airplane mode has been set on the tablet.
The connection between the branch office router and internet service provider is down.
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______________________ refers to the real-time connection between a mobile device and other computing environments.
Answer:
Mobile Compunting refers to real time .... .
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An intern at an IT company provisioned a Linux based On-demand EC2 instance with per-second billing but terminated it within 30 seconds as he wanted to provision another instance type. What is the duration for which the instance would be charged
The duration for which the instance would be charged is known to be c. 60 seconds in regards to the (Billing and Pricing).
What are pricing models?Pricing modeling is known to be the ways or the methods a person is able or can use to know the right price for a products or services.
Note that in the case above, since it involves billing and pricing, The duration for which the instance would be charged is known to be c. 60 seconds.
See options below
a. 600 seconds
b. 300 seconds
c. 60 seconds
d. 30 seconds
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According to repko and szostak, what is the term that describes the disagreement among a discipline's practitioner's over the defining elements of the discipline?
According to repko and szostak, the term that describes the disagreement among a discipline's practitioner's over the defining elements of the discipline is option D- Cognitive Discord.
What is the relationship between interdisciplinarity and the disciplines?Based on the words of Quoting Jantsch, “Interdisciplinarity is known to be a well used axiomatics for a set of disciplines is seen at a higher level and this concept is one that can be used to co-ordinate or handle the disciplines.”
Note that Mono or multi - interdisciplinarity is one that is aim at role or duties concerning one or a lot of concrete cases.
Hence, According to repko and szostak, the term that describes the disagreement among a discipline's practitioner's over the defining elements of the discipline is option D- Cognitive Discord.
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See options below
A- Metanarrative
B- Perspective taking
C- Epistemic norms of a discipline
D- Cognitive Discord
Use the drop-down menus to complete the steps to set up cascading deletes between two related tables
The words that can the complete the steps to set up cascading deletes between two related tables are:
Database Tools The Line Connecting the Tables Cascade Delete Related Records.What does cascade delete related fields mean?Cascade Delete is known to be a kind of a function that makes any records in associated tables to be deleted when one is in the process or act of deleting the current record.
For example, if a person were to delete any record that is seen or found in the Clients table, a person would also be in the process of deleting any records in regards to the Projects table with that specific Client No.
Hence, The words that can the complete the steps to set up cascading deletes between two related tables are:
Database Tools The Line Connecting the Tables Cascade Delete Related Records.See full question below
Use the drop-down menus to complete the steps to set up cascading deletes between two related tables.
1. Click the
tab
2. In the Relationships group, click Relationships
3. Double-click
4. In the Edit Relationship dialog box, add a check mark next to
5. Click OK
Done
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Answer: late answer but for the other ppl - Database Tools , The line connecting the tables , and Cascade Delete Related Records.
Question 6 options: This is a category or partitioned group of the small units of a programming language include its numeric literals, operators, and special words.
Lexeme is a category or partitioned group of the small units of a programming language include its numeric literals, operators, and special words.
What is a lexeme in programming?Lexemes are known to be those character strings that are put together from the character group of a program, and the token stands for what aspect of the program's grammar they are made of.
Hence, Lexeme is a category or partitioned group of the small units of a programming language include its numeric literals, operators, and special words.
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