Assume that we are going to compute C on both a single core shared memory machine and a 4-core shared-memory machine. Compute the speedup we would expect to obtain on the 4-core machine, ignoring any memory issues.
Answers
Assuming that the problem being computed is parallelizable, we can expect to achieve a speedup of approximately 4x on the 4-core shared-memory machine compared to the single core shared-memory machine.
To compute the speedup, we need to compare the performance of the 4-core machine to the single-core machine. Assuming that each core can work independently and the computation can be perfectly divided among all cores, the 4-core machine should theoretically be able to perform 4 times as much work in the same amount of time as the single-core machine.
This is because each of the 4 cores can execute a task simultaneously, leading to an overall increase in performance. In this case, the speedup would be 4. However, this is an ideal scenario, and in practice, there may be factors such as memory issues and communication overhead that could impact the actual speedup.
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Related Questions
Which of the following courses would be most beneficial to an aspiring macroeditor? Style and Structure in Expository Writing Using Digital Technology in Publishing Grammar and Usage in the English Language Interpersonal Relationships and Team Management
Answers
Answer:
Team Management
Explanation:
coordinating of a group of individuals who have a shared objective in completing a task or project. It also involves mitigating risks, problem-solving, and conflict resolution. So, you can imagine that without it, things can go awry
2. What is the first part of the 3D printing process ?
A. Slicing Stage
B. Design stage
C. Printing stage
Answers
Answer: B
Explanation: Correct order is B, C, A
11.
Mona is confused about finite loop and infinite loop, explain her with the help of
example.
Answers
Answer:
The basic difference between finite and infinite is the number of times it runs and ends. The loop is basically a set of instructions that keeps repeating itself.
The finite loop ends after running for a finite times. This body of finite loop will stop executing after certain condition is reached. Hence the finite loop body keeps executing itself finite number of times.
An infinite loop keeps running and repeating itself endlessly.This loop never ends. This loop can be the result of an error in a program. For example when no stopping or exit condition is specified in the program.
Explanation:
Example of finite loop:
Lets take for loop as an example:
for(int i =0; i<=5; i++)
{ cout<<i<<endl; }
Now the loop starts from i=0
Next it enters the body of loop to execute the statement: cout<<i; which means that the value of i is displayed on the output screen.
This loop keeps executing until the value of i exceeds 5.
At first iteration 0 is printed on the output screen, at second iteration 1, at third iteration 2, at fourth iteration 3, fifth iteration 4, sixth iteration 5. After each of these iterations, the value of i is incremented by 1.
When 5 is printed, then at the next iteration the specified condition i.e. i<=5 gets false as the value of i now becomes 6 after incremented by 1.
So the loop stops running. So this means that loop ran for finite times and stopped after the a certain condition is reached. The output is:
0
1
2
3
4
5
Example of infinite loop:
Lets take while loop:
int i = 6;
while (i >=5)
{ cout<< i;
i++; }
In the above example, the loop will run infinite times. Here the value of i is initialized to 6. Then while loop is used which checks the condition which is the value of i is greater than or equal to 5. If the condition is true, the body of the loop starts executing which prints the value of i. Lets see what happens at each iteration:
1st iteration: i>=5 is True because i=6 and 6 is greater than 5. The program control enters the body of loop. The statement cout<<i prints 6. Next the value of i is incremented by 1 and it becomes 7.
2nd iteration: i>=5 is True because i=7 and 7 is greater than 5. The program control enters the body of loop. The statement cout<<i prints 7. Next the value of i is incremented by 1 and it becomes 8.
This loop will repeat itself infinite times and never stops as i will always have value greater than 5. So this is the example of infinite loop.
When a condition constantly evaluates to true, the loop control does not travel outside of that loop, resulting in an infinite loop.
Infinite loop and example:When a condition never turns false, the program enters a loop, which keeps repeating the same block of code over and over, with no end in sight.
An endless loop is demonstrated in the following example: b = input("what's your name?") while a==1 ", Welcome to Intellipaat!" print("Hi", b, ",
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virtual conections with science and technology. Explain , what are being revealed and what are being concealed
Answers
Some people believe that there is a spiritual connection between science and technology. They believe that science is a way of understanding the natural world, and that technology is a way of using that knowledge to improve the human condition. Others believe that science and technology are two separate disciplines, and that there is no spiritual connection between them.
What is technology?
Technology is the use of knowledge in a specific, repeatable manner to achieve useful aims. The outcome of such an effort may also be referred to as technology. Technology is widely used in daily life, as well as in the fields of science, industry, communication, and transportation. Society has changed as a result of numerous technological advances. The earliest known technology is indeed the stone tool, which was employed in the prehistoric past. This was followed by the use of fire, which helped fuel the Ice Age development of language and the expansion of the human brain. The Bronze Age wheel's development paved the way for longer journeys and the development of more sophisticated devices.
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list three things that can spoil a printer if they are not of the correct specification and what damage may be caused
Answers
Answer:
Debris, excess ink splatted around (from refilling probably), and the presence of small objects
Explanation:
contribute to paper jams and cause your printer to work inefficiently. Some printers have self-cleaning functions especially, for printer heads
Large amount of data which can be visualized is called
Answers
"Big data" refers to a significant volume of data that can be visualized. Big data is the term used to describe extraordinarily big datasets that can't be processed using conventional data processing methods.
The process of graphically portraying facts or information to make it easier to understand and analyse is known as visualising. Simple charts and graphs, more complicated 3D models, and interactive dashboards can all be used as visualisations. The primary goal of data visualisation is to make it simpler to spot patterns, trends, and relationships that might not be immediately obvious from raw data alone. Several industries, including business, research, education, and government, can benefit from the usage of visualisations. They can help with decision-making, discover outliers and anomalies, and make complex material more approachable and interesting for a wider audience. Overall, powerful visualisations can offer insightful information and support users in making wise decisions.
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Computer Architecture Question.
Note: Please do not copy from another question
answer.
a. Write down the steps of CISC approach for multiplying two numbers in memory of location 2:3 and 5:2. (marks 4)
Answers
Steps involved:1. Load first number from memory location 2:3 into a register. 2. Load second number from memory location 5:2 into another register. 3. Multiply two numbers stored in registers. 4. Store result.
The CISC (Complex Instruction Set Computer) approach for multiplying two numbers typically involves multiple steps to perform the multiplication operation. Here are the steps involved in the CISC approach for multiplying two numbers in memory:
1. Load the first number from memory location 2:3 into a register.
2. Load the second number from memory location 5:2 into another register.
3. Multiply the two numbers stored in the registers.
4. Store the result of the multiplication back into memory location 2:3.
In the first step, the CISC approach involves loading the first number from memory into a register. This allows for faster access and manipulation of the data. Similarly, in the second step, the second number is loaded from memory into another register. Once both numbers are loaded into registers, the actual multiplication operation takes place in the third step. The CPU performs the multiplication operation on the two numbers stored in the registers using the designated multiply instruction. This step utilizes the hardware's multiplication capabilities to perform the computation.
Finally, in the fourth step, the result of the multiplication is stored back into memory. The product is stored in memory location 2:3, replacing the original value. The CISC approach for multiplication involves breaking down the operation into multiple steps to allow for more complex instructions and operations to be performed. This approach allows for more flexibility and functionality in executing complex operations, but it may also result in longer instruction execution times compared to simpler architectures like RISC (Reduced Instruction Set Computer). CISC architectures often include a wide range of instructions to support various operations, including complex arithmetic and memory manipulation.
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What special signal is issued periodically from an Access Point and contains the network transmission rate and service set identifier (SSID), as well as other information needed for a computer to associate with the AP
Answers
Answer:
beacon frame
Explanation:
Beacon frame is a management frame In computer networks, known to be in IEEE 802.11 based WLANs. These frames are transmitted periodically and they contain all the information a station will require before it can rightly transmit a frame.
When it comes to announcing the presence of devices in a wireless computer network (WLAN), Beacon frames are used, and they can also be used in the synchronization of the devices and services
list the fve factors that affect the labor market
Answers
Answer:
List the five most important variables that cause the labor demand curve to shift.
Increases in human capital.
Changes in technology.
Changes in the price of the product.
Changes in the number of other inputs.
Changes in the number of firms in the market.
Hope this helps:)
Type the correct answer in the box. Spell all words correctly.
How can aspiring illustrators hone their skills?
Aspiring illustrators can hone their talent and skills using _____________ software.
Help asap
100 POINTS
Answers
Answer:
Aspiring illustrators can hone their talent and skills using Adobe Illustrator software.
Explanation:
By using this software we enroll graphics for out Television.Computer etc ..Explain how Steve Jobs created and introduced the iPhone and iPad.
Answers
Answer:Today, we're introducing three revolutionary products. The first one is a widescreen iPod with touch controls. The second is a revolutionary mobile phone. And the third is a breakthrough Internet communications device. So, three things: a widescreen iPod with touch controls, a revolutionary mobile phone, and a breakthrough Internet communications device. An iPod, a phone, and an Internet communicator. An iPod, a phone...are you getting it? These are not three separate devices. This is one device. And we are calling it iPhone. Today, Apple is going to reinvent the phone.
Late last year, former Apple engineer Andy Grignon, who was in charge of the radios on the original iPhone, gave behind-the-scenes look at how Apple patched together demos for the introduction, with Steve Jobs showing off developmental devices full of buggy software and hardware issues. The iPhone team knew that everything had to go just right for the live iPhone demos to succeed, and they did, turning the smartphone industry on its head even as Apple continue to scramble to finish work on the iPhone.
Apple had actually been interested first in developing a tablet known as "Safari Pad", but as noted by a number of sources including Steve Jobs himself, the company shifted gears once it became clear how revolutionary the multi-touch interface developed for the tablet could be for a smartphone. Apple's tablet wouldn't surface until the launch of the iPad in 2010, three years after the introduction of the iPhone.
Seven years after the famous Macworld 2007 keynote, the iPhone has seen significant enhancements in every area, but the original iPhone remains recognizable as Apple has maintained the overall look of a sleek design with a larger touchscreen and a single round home button on the face of the device.
Explanation:
Hi Lesiana, After your presentation last week, the manager thinks an in-house solution is the way to go. Although our programmers have much experience with system integration and development, they have little experience with user design. You'll have to lay out all the pages of the system. For now, just create a hierarchical drawing of all the pages needed for this system. Think of the menu on the top of the screen and what you'd click on to move to the next screen.
Once you finish the hierarchy, I'll need you to draw out examples of a few of the screens. For example, show a screen with a menu, another which requests user input, one that has methods to contact us, and the last one as an informational page. The menu screen can be an opening page or even a page to decide on types of reports to run. The user input page can be one for any of the users, such as the appointment setters or technicians. Make sure that you outline all of the required validation rules for this input page. The informational page can either be a static page or results from a search. Make sure that you include navigation buttons on each of these example pages.
Answers
The Hierarchical drawing of the In- House solutions includes Four categories such as product, service, training, support and about.
What is Hierarchical drawing?Hierarchical drawing is also known as Layered Graph Drawing which includes the drawing in the vertices and are made on the Horizontal rows and layers.
The complete solution is attached below.
The In-House solutions' hierarchical diagram covers four categories, including product, service, training, support, and about.
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PLEASE HELP ME ASAP
I will give brianlyist
Answers
Answer:
the answer is C because it is the answer.
Answer:
C
Explanation:
After how many months should a tractor's steering fluid be changed?
Answers
Answer:
after every four months
Explanation:
the building block gallery displays folders of building block components. true false
Answers
False. The Building Block Gallery does not display folders of building block components.
The statement is false. The Building Block Gallery does not display folders of building block components. In software development and system architecture, building blocks are modular components or elements that can be combined to create larger systems or applications. They are typically used to simplify development, promote reusability, and enhance productivity. However, the Building Block Gallery is not a repository or display of such components in the traditional sense of folders or files.
The Building Block Gallery, in a broader context, may refer to a collection or library of pre-built building blocks, templates, or patterns that developers can leverage for rapid application development. It can be an online resource or a feature within integrated development environments (IDEs) or development platforms.
These galleries often provide a visual interface or catalog where developers can explore and select specific building blocks to incorporate into their projects.
They serve as a valuable resource for accelerating development and maintaining consistency across different software projects. However, the actual representation of building blocks in the gallery is not through folders but rather through a structured display that allows developers to browse, search, and select the desired components.
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what is printed out when this fragment of code runs with the method shown? .println(takehalf(takehalf(100))); public static int takehalf(int x) { return x/2; }
Answers
When this fragment of code runs with the method shown, it will print out the value 25. The first method call inside the .println statement is takehalf(100), which passes the value 100 as the argument to the takehalf method. This method then divides the value by 2, and returns the result, which is 50.
The second method call inside the .println statement is takehalf(50), which passes the value 50 as the argument to the takehalf method. This method again divides the value by 2, and returns the result, which is 25. So the overall expression inside the .println statement is takehalf(25), which again divides the value by 2, and returns the final result of 25. Therefore, the output printed to the console will be 25.
The takehalf method takes an integer as an argument and returns half of that value. In this code fragment, the method is called twice, with the result of the first call being passed as the argument to the second call. This allows us to take half of the original value multiple times, ultimately resulting in a final value of one-quarter of the original value. The given code fragment will print out when it runs. The code first calls the takehalf() method with an input of 100. The takehalf() method divides the input (100) by 2, returning 50. The result (50) is then passed as an input to another call of the takehalf() method. The takehalf() method divides the input (50) by 2, returning 25. Finally, the println() method prints out the result, which is .
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Which encryption standard uses Advanced Encryption Standard (AES), a 128-bit block cipher that is much tougher to crack than the 128-bit TKIP-RC4 wrapper
Answers
WPA2 uses Advanced Encryption Standard (AES) for encryption, which is stronger than the TKIP-RC4 encryption used in WPA.
WPA2 (Wi-Fi Protected Access 2) is a security protocol that utilizes the Advanced Encryption Standard (AES) algorithm for encryption. AES is a symmetric block cipher that operates on 128-bit blocks of data. It provides a high level of security and is considered much more difficult to crack than the TKIP-RC4 encryption used in WPA (Wi-Fi Protected Access). TKIP (Temporal Key Integrity Protocol) is a deprecated encryption method that was developed as a temporary solution to address security vulnerabilities in the original WPA standard. AES, on the other hand, is widely recognized as a robust encryption standard and is commonly used in various applications to ensure secure data transmission.
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How to execute python code in command prompt *window*?
Iam using sublime text 3 and want to execute my python code in command prompt.
This is my current build system:
{
"cmd": ["python", "$file"],
"selector": "source.python",
"file_regex": "^\\s*File \"(...*?)\", line ([0-9]*)"
}
But I want my program to open in command prompt window and show the result there. I dont want to see the result in sublime text. Please help.
Answers
Answer:
Open Command Prompt and type “python” and hit enter. You will see a python version and now you can run your program there
Write the HTML code to create the following form elements:
Pizza size:
OSmall
O Medium
OLarge
Click to order Pizza , Click to Clear
Answers
Answer:
<form>
<label for="pizza-size">Pizza size:</label><br>
<input type="radio" id="small" name="pizza-size" value="small">
<label for="small">Small</label><br>
<input type="radio" id="medium" name="pizza-size" value="medium">
<label for="medium">Medium</label><br>
<input type="radio" id="large" name="pizza-size" value="large">
<label for="large">Large</label><br><br>
<input type="button" value="Click to order Pizza">
<input type="reset" value="Click to Clear">
</form>
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2
ng and Upgrading Computers: Mastery Test
Select the correct answer.
Which of the following can computer maintenance software determine?
O A.
O B.
O C.
O D.
whether your hard drive is about to fail
whether your monitor or screen is drawing too much power
the humidity inside your desktop computer
the amount of dust inside your laptop
Reset
Next
Answers
whether your hard drive is about to fail can computer maintenance software determine.
What is computer maintenance software ?
Software that centralises maintenance data and streamlines maintenance operations is known as a computerised maintenance management system, or CMMS. It aids in maximising the use and accessibility of tangible assets like machines, transportation, communications, plant infrastructures, and other assets. CMMS systems, also known as computerised maintenance management information systems (CMMIS), are used in the manufacturing, energy, transportation, building, and other sectors where physical infrastructure is essential.
A CMMS's database is its fundamental component. The information regarding the assets that a maintenance organisation is responsible for maintaining, as well as the tools, supplies, and other resources needed to do so, are organised using a data model.
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An online game developer has an issue with its most popular game and must take the server offline. The company posts an update on its social media page. How is this a positive use of social networking?
A. It shares the company’s plans with competitors, making it transparent and honest.
B. It allows the users to share their experiences with the game on a different platform while the site is down.
Answers
Answer:
I guess it is B
Explanation:
because it allows the user to share their experience
An apple cake recipe calls for 454 grams of apples and 50 grams of raisins. How many kilograms of fruit are needed to make 12 cakes?
Answers
Answer:
9.08
Explanation:
Because 454 divided by 50 is 9.08
Desktop computers have a(n) ________ unit, located within the system unit, that plugs into a standard wall outlet, converts AC to DC, and provides the power to drive all the system unit components.
Answers
Desktop computers have a power supply unit (PSU) that is located within the system unit and it provides the electrical power.
What is a desktop computer?A desktop computer can be defined as an electronic device that is designed and developed to receive data in its raw form as an input and processes these data into an output (information) that could be used by an end user.
Generally, desktop computers are fitted with a power supply unit (PSU) that is located within the system unit. Also, it plugs into a standard wall outlet (socket), converts alternating current (AC) to direct current (DC), and provides the electrical power that is required to drive all the system unit components.
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Pls help me!! I will give 35 points and mark brainliest !!!
Answers
Answer:I don’t see anything I’m so confused
Explanation:
Jack is a forensic specialist who wants to examine a network router for potential evidence in a case. What is the first step he should take to safely examine the router
Answers
The step that can be carried by Jack for the safe examination of the router as the case evidence is connecting the router to the network.
What is a network router?The network router is given as the connection between the two networks that mediate the delivery of the packed information.
The safety of the router in the forensic evidence is important as the incorrect connection resulting in corruption and deletes all the data.
Being the specialist, to check the router, the first step to be followed by Jack was connecting the router to the network.
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Which icon indicates that a layer is protected?
The Lock icon
The Shield icon
0 The Key icon
19
The Eye icon
Answers
Answer:
The lock icon.
Explanation:
A padlock icon, or lock icon, displayed in a web browser indicates a secure mode where communications between browser and web server are encrypted.
When you connect several home devices using a wireless router, what network topology are you using? A. bus B. mesh C. star D. ring
Answers
Answer:
Star Topology
Explanation:
Because the definition of Star Topoplogy is: In star topology each device in the network is connected to a central device called hub. Unlike Mesh topology, star topology doesn’t allow direct communication between devices, a device must have to communicate through hub. If one device wants to send data to other device, it has to first send the data to hub and then the hub transmit that data to the designated device.
How to fix my pc from this
Answers
Answer:
Restart it
Explanation:
Answer:
break it and throw it away
Explanation:
cuz why not
You are the administrator for a small network. You have approximately 50 users who are served by a single Windows server. You are providing Active Directory, DNS, and DHCP with this server. Your clients all use Windows workstations. Last week, an employee quit. A replacement has been hired and will be starting next Monday. The new user will need to have access to everything the previous user had, including document files held in the Home folder. You need to set up an account for the new user that all the access required. What should you do?
Answers
Answer:
Rename the existing account, and change the name fields to match the new employee.
Explanation:
As you appoint new employer that need all the access to everything that the previous user had, including the documents files held in the Home Folder.
So, As an administrative of the network, you should Rename the existing account, and change the name fields to match the new employee.
to use appropriate personal protective equipment we should
Answers
Answer:
We should use a computer or mobile phone with a strong password...
isn't it?....how many of you will agree with this
Explanation: