Pointers: What must be provided if the language wants to use pointers for heap management?
Answers
To use pointers for heap management, a programming language must provide a mechanism for dynamically allocating and deallocating memory on the heap, such as the "malloc" and "free" functions in C and C++.
If a programming language wants to use pointers for heap management, it must provide a mechanism for dynamically allocating and deallocating memory on the heap.
Heap memory is a region of memory that is not managed by the program stack and can be allocated and deallocated dynamically during program execution.
Heap memory is typically used to store data structures that have a variable size or lifetime, such as arrays, linked lists, and objects.
To allocate memory on the heap, a programming language must provide a mechanism for requesting a block of memory of a specified size from the operating system.
In languages like C and C++, this is typically done using the "malloc" function, which returns a pointer to a block of memory of the requested size.
The programmer can then use this pointer to access and manipulate the allocated memory.
Similarly, to deallocate memory on the heap, the programming language must provide a mechanism for returning the memory block to the operating system.
In C and C++, this is typically done using the "free" function, which takes a pointer to the block of memory to be deallocated.
Other programming languages may provide different mechanisms for heap management, such as garbage collection or automatic memory management, which handle memory allocation and deallocation automatically without the need for explicit pointer manipulation.
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Related Questions
5
Select the correct answer.
Which method is used to transfer information from one computer to another?
O A.
mass communication
B.
point-to-point communication
C.
internet protocol
D.
hard disk
E.
microprocessor
Answers
Answer:
A
Explanation:
If you wanted to mass communication means it imparts and exchanges information on a scale of people so you couple transfer and share your data from one person to another.
Answer: A
Explanation:
a user tells you that microsoft word gives errors when saving a file. what should you do first? cis 213
Answers
If a user tells you that Microsoft Word gives errors when saving a file, CIS 213In the event that a user reports that Microsoft Word is experiencing errors while saving a file, the following steps should be taken to fix the problem:
Try saving the file with a new name before attempting to save the file again. Archive the document by saving it in RTF or HTML format before closing it. Open a new file and copy the contents of the archive file into it. Try saving the file in a different location on the hard drive or on a removable device such as a flash drive or external hard drive.
Close the file and try reopening it. After reopening, save it in a new location on the hard drive or on a removable device such as a flash drive or external hard drive.
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Online databases display only the bibliographic citations such as the name of the author, the title of the article (or book), source of publication, and the like. true or false
Answers
The statement "Online databases display only the bibliographic citations such as the name of the author, the title of the article (or book), source of publication, and the like" is false.
Online databases are vast collections of published materials, including journals, articles, books, newspapers, and other documents. Online databases offer access to electronic bibliographic citations, as well as full-text articles and publications. It can include a wide variety of information, ranging from complete texts of books and articles to abstracts and bibliographic citations. The bibliographic citation is a brief record that includes the name of the author, the title of the work, publication information, and other essential details.
Therefore, the statement is false.
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The following tree is an example of_ Degenerated Binary Tree Perfect Binary Tree Complete Binary Tree Full Binary Tree
Answers
The following tree is an example of a Degenerated Binary Tree, and this results in a tree structure that is essentially a linked list. A Degenerated Binary Tree, also known as a Pathological Tree, is a binary tree in which each parent node has only one child.
In the given tree, each parent node has only one child, either on the left or right side.
Degenerated Binary Trees are not balanced and can occur in scenarios where the tree is formed in a specific order, such as when nodes are inserted in strictly increasing or decreasing order.
Example:
markdown
Copy code
5
/
4
/
3
/
2
In the above example, each parent node has only one child, either on the left or right side, creating a linear structure resembling a linked list.
Comparison with other types of Binary Trees:
Perfect Binary Tree: A Perfect Binary Tree is a binary tree in which all levels are completely filled, except possibly the last level, which is filled from left to right. It has \(2^{h - 1}\) nodes, where h is the height of the tree.
Complete Binary Tree: A Complete Binary Tree is a binary tree in which all levels, except possibly the last level, are completely filled, and all nodes are as left as possible.
Full Binary Tree: A Full Binary Tree is a binary tree in which every node has either 0 or 2 children. No node has only one child.
The given tree does not meet the criteria for Perfect Binary Tree, Complete Binary Tree, or Full Binary Tree, as it does not have balanced or complete structures, and it violates the conditions of having two children for each node in a Full Binary Tree.
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3. What does a production sound mixer do? Which responsibility of a production sound mixer do you think sounds most difficult and why? A production sound mixer has many duties, he has to announce each take that is being films, he also is responsible for recording voice-overs/wild lines. In my opinion the most difficult is recording the wild lines because the dialogues and all the film lines are in your hands, it's a lot of responsibility and you need to be very organized to keep track of all the lines you need to record and make sure that everything sounds right.
Answers
Answer:
The production sound mixer has various jobs around the studio, such as slating, wild lines, voice-overs, and background sound effects. Their hardest is likely slating, which requires a bit more precision than their other jobs.
Explanation:
"What does a production sound mixer do? Which responsibility of a production sound mixer do you think sounds most difficult and why?"
Straight from the lesson related to this question:
In getting sound right for a film, equipment is only part of the story. People are also needed to best use that equipment... On smaller-budget films, the filmmaker may select a production sound mixer who has his or her own equipment as this choice can save the filmmaker a considerable amount of money in sound equipment rental, and the mixer is likely to be skilled in using his or her own equipment.
In short, the production sound mixer is a person hired to mix sounds together in a film production. They have several responsibilities, such as those included in the passage below:
The responsibilities of the production sound mixer position can vary, again depending on the film's budget, needs, and size of crew. However, the production sound mixer does perform certain functions for almost every film. For example, s/he announces each take that is filmed and is responsible for slating. Slating is the use of the film slate, also called a clapboard, which shows specific information about each take, such as the date, director, production, scene number, and take number.
The production sound mixer can also be responsible for recording voice-overs, which are actors' lines that are not spoken by the actors within the scene... The sound mixer also records what are called "wild lines," which are lines that the actors repeat because the originals were not spoken or recorded clearly enough for the film's needs. He or she may not necessarily be responsible for creating the sound effects, but he or she may be responsible for recording the sound effects that someone else creates.
The production sound mixer has various jobs around the studio, such as slating, wild lines, voice-overs, and background sound effects. Their hardest is likely slating, which requires a bit more precision than their other jobs.
Quotes from FLVS.
What is the keyboard shortcut to show formulas in a worksheet (as opposed to the value)? OCTRL+S OCTRL + Z CTRL- There is no shortcut for showing formulas
Answers
CTRL + (tilde) is a keyboard shortcut to show formulas instead of values in Excel spreadsheets. It can be found in the upper-left corner of most keyboards, below the Escape key or just left of the 1 key.
The keyboard shortcut to show formulas in a worksheet (as opposed to the value) is `CTRL + ~` (tilde).When working with Excel spreadsheets, you might want to display the formulas instead of the values in your cells. This could be done by using the "Show Formulas" button. But, if you're doing this frequently, it's easier to use a keyboard shortcut. To do this, press `CTRL + ~` (tilde) and it will show all of the formulas in your spreadsheet instead of the values.
The tilde symbol, ~, can be found in the upper-left corner of most keyboards. It is usually located below the Escape key or just left of the 1 key. It's worth noting that pressing the `CTRL + ~` (tilde) keyboard shortcut again will switch back to displaying the values.
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Compared with the traditional licensing model in which users purchase and install software, SaaS _____. a.can be accessed from fewer devices per license b.provides more reliable access in areas with no Internet service c.offers less expensive upgrades and new releases d.requires more maintenance on the part of customers
Answers
Compared with the traditional licensing model in which users purchase and install software, SaaS requires more maintenance on the part of customers.
What is software?
Software is a set of instructions, data or programs used to operate computers and execute specific tasks. It can be divided into two main categories: system software and application software. System software is used to operate the computer itself, while application software is used to perform specific tasks for the user. Examples of system software include operating systems, device drivers and utility programs. Examples of application software include word processing programs, spreadsheets, web browsers, and media players. Software is essential for computers to function properly and to be able to perform tasks for the user. Without software, computers would be unable to run.
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Creates a table in MS Excel with each of the following accounts and indicates their effect on the expanded accounting equation The 1. in February 2020, Miguel Toro established a home rental business under the name Miguel's Rentals. During the month of March, the following transactions were recorded: o To open the business, he deposited $70,000 of his personal funds as an investment. He bought equipment for $5,000 in cash. O Purchased office supplies for $1,500 on credit. He received income from renting a property for $3,500 in cash. He paid for utilities for $800.00. He paid $1,200 of the equipment purchased on credit from the third transaction. O He received income from managing the rent of a building for $4,000 in cash. He provided a rental counseling service to a client for $3,000 on credit. He paid salaries of $1,500 to his secretary. He made a withdrawal of $500.00 for his personal use. O 0 0 O O 0 00
Answers
To create a table in MS Excel and indicate the effect of each account on the expanded accounting equation, you can follow these steps:
1. Open Microsoft Excel and create a new worksheet.
2. Label the columns as follows: Account, Assets, Liabilities, Owner's Equity.
3. Enter the following accounts in the "Account" column: Cash, Equipment, Office Supplies, Rental Income, Utilities Expense, Accounts Payable, Rental Counseling Service, Salaries Expense, Owner's Withdrawals.
4. Leave the Assets, Liabilities, and Owner's Equity columns blank for now.
Next, we will analyze each transaction and update the table accordingly:
Transaction 1: Miguel deposited $70,000 of his personal funds as an investment.
- Increase the Cash account by $70,000.
- Increase the Owner's Equity account by $70,000.
Transaction 2: Miguel bought equipment for $5,000 in cash.
- Increase the Equipment account by $5,000.
- Decrease the Cash account by $5,000.
Transaction 3: Miguel purchased office supplies for $1,500 on credit.
- Increase the Office Supplies account by $1,500.
- Increase the Accounts Payable (Liabilities) account by $1,500.
Transaction 4: Miguel received income from renting a property for $3,500 in cash.
- Increase the Cash account by $3,500.
- Increase the Rental Income account by $3,500.
Transaction 5: Miguel paid $800 for utilities.
- Decrease the Cash account by $800.
- Decrease the Utilities Expense account by $800.
Transaction 6: Miguel paid $1,200 of the equipment purchased on credit.
- Decrease the Accounts Payable (Liabilities) account by $1,200.
- Decrease the Equipment account by $1,200.
Transaction 7: Miguel received income from managing the rent of a building for $4,000 in cash.
- Increase the Cash account by $4,000.
- Increase the Rental Income account by $4,000.
Transaction 8: Miguel provided a rental counseling service to a client for $3,000 on credit.
- Increase the Rental Counseling Service account by $3,000.
- Increase the Accounts Payable (Liabilities) account by $3,000.
Transaction 9: Miguel paid $1,500 salaries to his secretary.
- Decrease the Cash account by $1,500.
- Decrease the Salaries Expense account by $1,500.
Transaction 10: Miguel made a withdrawal of $500 for his personal use.
- Decrease the Cash account by $500.
- Decrease the Owner's Equity account by $500.
Now, you can calculate the totals for the Assets, Liabilities, and Owner's Equity columns by summing the respective account values. The Assets column should include the totals of Cash, Equipment, and Office Supplies. The Liabilities column should include the total of Accounts Payable. The Owner's Equity column should include the total of Owner's Equity minus Owner's Withdrawals.
By creating this table and updating it with the effects of each transaction, you can track the changes in the expanded accounting equation (Assets = Liabilities + Owner's Equity) for Miguel's Rentals during the month of March.
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Write a program named TestScoreList that accepts eight int values representing student test scores.
Display each of the values along with a message that indicates how far it is from the average. This is in C#
Answers
CODE;
namespace TestScoreList
{
class Program
{
static void Main(string[] args)
{
//Declare variables
int[] scores = new int[8];
int sum = 0;
double average;
//Get user input
Console.WriteLine("Enter 8 test scores:");
for(int i = 0; i < 8; i++)
{
scores[i] = int.Parse(Console.ReadLine());
sum += scores[i];
}
//Calculate the average
average = (double)sum / 8;
//Print results
Console.WriteLine("Test scores:");
for(int i = 0; i < 8; i++)
{
Console.WriteLine($"Score {i+1}: {scores[i]} (Difference from average: {scores[i] - average})");
}
}
}
}
What is Code?
Code is a set of instructions written in a specific programming language that tells a computer how to perform a task or calculate a result. It is the fundamental language of computers, and is used to write software, websites, and mobile applications. Code is comprised of instructions that are written in a logical, structured order, and can be used to create programs that control the behavior of a machine or to express algorithms.
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What is ABC computer?
Answers
Answer: The Atanasoff–Berry computer was the first automatic electronic digital computer. Limited by the technology of the day, and execution, the device has remained somewhat obscure. The ABC's priority is debated among historians of computer technology, because it was neither programmable, nor Turing-complete.
Explanation:
every student has an internet account."" ""homer does not have an internet account."" ""maggie has an internet account.""
Answers
It seems like you are providing additional information rather than requesting a program. However, based on the statements you mentioned:
"Every student has an internet account.""Homer does not have an internet account.""Maggie has an internet account."We can infer the following:All students, except for Homer, have an internet account.Maggie, specifically, has an internet account.If you have any specific requirements or if you need assistance with a program or any other topic, please let me know, and I'll be happy to help.every student has an internet account."" ""homer does not have an internet account."" ""maggie has an internet account.""
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13) When developing film, how do you dispose of fixer as opposed to developer?
A) Fixer is poured down the drain while developer can be reused.
B) Developer is poured down the drain while fixer can be reused.
C) Both developer and fixer can be poured down the drain.
D) I don't know.
Answers
Answer:
B) Developer is poured down the drain while fixer can be reduced
Explanation:
The effluents produced during photographic processing includes, wash water, bleach, fixer, and developer
The developer is an alkaline solution, with a pH of approximately 10.0, while the pH of the fixer is about 4.3, it is therefore, acidic
The rate of discharge of the developer to the fixer is 2 to 1, and the exhausted developer, fixer and process effluents combined are neutral and can be handle by the the treatment works and the drain pipes
Fixer which remain clear can be reused for more than a day, while the spent basic Developer and the acidic Spent Stop Bath can be combined to form a neutral solution, having a pH of approximately 7, which make them less hazardous to be disposed off down the sink into the drain
Therefore, developer is poured down the drain while fixer can be reused
Select the correct answer from each drop-down menu.
You can lose data
. So, you should periodically back up your data
Answers
Answer:
... where drop down menu? from what i got, back up ur data daily
Explanation:
Answer:
The answer is: "You can lose data because of a virus attack, So you should periodically back up your data on a different hard drive."
Explanation:
I got it right on the Edmentum test.
Help!! bob searching for a website using the two words theory and practice he finds only one website that has both words most of the other results have only one of the two words some results don't have either of the two words which logic gate principal will help
Answers
Answer:
please just can u explain that
Explanation:
What is the best CPU you can put inside a Dell Precision T3500?
And what would be the best graphics card you could put with this CPU?
Answers
Answer:
Whatever fits
Explanation:
If an intel i9 or a Ryzen 9 fits, use that. 3090's are very big, so try adding a 3060-3080.
Hope this helps!
\(3x - 5 = 3x - 7\)
Answers
Answer:
x = -1/2
Explanation:
Hey there!
To solve for x we need to simplify the following,
3x - 5 = 7x - 3
-3x to both sides
-5 = 4x - 3
+3 to both sides
-2 = 4x
Divide both sides by 4
-1/2 = x
Hope this helps :)
What is a main characteristic of a dynamic programming algorithm?
Answers
A main characteristic of a dynamic programming algorithm is the use of memorization to reduce computation time.
What's dynamic programming?Dynamic programming involves breaking down a complex problem into smaller subproblems, solving each subproblem only once, and storing the results in a table or array. This way, when a subproblem is encountered again, it can be looked up in the table rather than recalculated, saving time and improving efficiency.
Additionally, dynamic programming algorithms often rely on optimal substructure, meaning that the optimal solution to a problem can be found by combining the optimal solutions to its smaller subproblems. This allows for efficient solutions to problems that may have exponential time complexity if solved through brute force methods.
Overall, dynamic programming is a powerful technique for solving optimization problems and can greatly improve algorithm performance.
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What type of virtual environment allows virtual objects to be placed in the real world and interacted with and respond as if they were real objects?
Answers
The type of virtual environment you are referring to is known as Augmented Reality (AR). Augmented Reality allows virtual objects to be placed within the real world and interacted with, creating a seamless blend between the physical and digital realms.
This technology enhances the user's perception of their surroundings by overlaying computer-generated images or animations on top of the real-world environment.AR systems typically use devices such as smartphones, tablets, or specialized headsets to display virtual objects in the user's field of view. Through advanced tracking algorithms, these systems can recognize and track the user's physical environment, allowing the virtual objects to respond and adapt to changes in real time. This provides a more immersive and interactive experience compared to traditional Virtual Reality (VR), which fully immerses the user in a completely digital environment.Common applications of AR technology include entertainment, education, advertising, and navigation. For example, popular AR games like Pokémon GO enable players to capture virtual creatures in their real-world surroundings. In education, AR can be used to create interactive learning experiences, such as exploring historical sites or visualizing complex scientific concepts. Businesses can use AR for advertising, product demonstrations, or training purposes.In summary, Augmented Reality is a type of virtual environment that allows virtual objects to be placed in the real world and interacted with as if they were real objects, offering a wide range of applications across various industries.For more such question on Augmented
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What is the difference between Narrow AI and Artificial General Intelligence (AGI)?
(not from google please)
Answers
what's the full form of CPU?
Answers
Answer and Explanation:
CPU stand for Central Processing Unit.
The CPU is the main processor and it executes instructions comprising a computer program. It performs basic arithmetic, logic, controlling, and input/output operations specified by the instructions in the program.
#teamtrees #PAW (Plant And Water)
please help me very important
Answers
Answer:
C, Or D.
Explanation:
Because A speed enhancing hard drive Can store any type of quick file if you just click on it will load fast. Same thing goes for a hard drive but you have to transfer the file
What statement best describes operating systems?
It’s possible for modern computers to function without operating systems.
Most operating systems are free or very inexpensive.
Operating systems are managed by the computer’s microprocessor (CPU).
Operating systems manage the computer’s random access memory (RAM).
Answers
The statement which best describes operating systems is: D. Operating systems manage the computer’s random access memory (RAM).
What is an operating system?An operating system (OS) can be defined as a system software that is pre-installed on a computing device to manage random access memory (RAM), software applications, computer hardware and user processes.
This ultimately implies that, an operating system (OS) acts as an interface (intermediary) between an end user and the hardware portion of the computer system (computer hardware) in the processing and execution of instructions, including the management of the random access memory (RAM).
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Answer:
Answer is D! :)
Explanation:
Which process is responsible for the availability confidentiality and integrity of data?
Answers
A process which is responsible for the availability, confidentiality and integrity of data is: D. Information security management.
What is the C-I-A security triad?The C-I-A security triad is an abbreviation for confidentiality, integrity and availability. Also, it can be defined as a cybersecurity model that is designed and developed to guide security policies for information security in a business firm, in order to effectively and efficiently protect and make their data available to all authorized end users.
In this context, we can infer and logically deduce that Information security management is a process which is typically responsible for the confidentiality, integrity and availability of data at all times.
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Complete Question:
Which process is responsible for the availability, confidentiality and integrity of data?
A. Service catalogue management
B. Service asset and configuration management
C. Change management
D. Information security management
Which of the following would not be stored in a cell ?
A. Formula
B. Text
C. Number
D. Chart
Answers
Answer:
D
Explanation:
Because you can put formulas, text and numbers into a salad, but you can not put a chart interrupt because it won't fit in a cell.
reagan's firm has not had to make large investments in computer or networking hardware or in personnel to maintain the hardware because they use public cloud computing. reagan recognizes that this demonstrates which key benefit of public cloud computing? group of answer choices decreased redundancy reduced costs increased redundancy flexible capacity
Answers
Since Reagan's firm has not had to make large investments in computer or networking hardware, the key benefit of public cloud computing is option B: reduced costs.
What equipment is employed for networking?There are different kinds of equipment for networks. Hardware for networking is required for computers to communicate with one another. Bridges, hubs, as well as switches, and routers are all networking devices with slightly varied functions.
Therefore, In a public cloud, resources are made available by a third party provider through the internet and shared by businesses and individuals who want to use or buy them and low cost is a good advantage.
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Video is a medium that looks real always ,but is real .......
Answers
Answer:
v
Explanation:
what is the hack of the cookie clicker
Answers
Answer:
Open SesameNew Pokemon Games - The Loop. Open Sesame is the control panel for Cookie Clicker. It can be opened with a console command, or by changing the name of your bakery.Explanation:
Hope this helps you !!Hacking is a process to exploit a computer network system or a private network within a computer. Simply put, unauthorised access to or control of a computer network security system for unauthorised purposes.
To better explain hacking, we must first understand hackers. It’s easy to a Hacking assume that they are intelligent and highly skilled with computers.
In fact, breaking security systems requires more intelligence and expertise than actually creating them. There are no hard and fast rules that can classify hackers into neat categories. However, in common computer terminology, these are called white hats, black hats, and gray hats. White hat experts audit their own security systems to make them more resistant to hacking.
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what attribute can be used to center an element (such as a paragraph) on a web page?
Answers
The attribute that can be used to center an element such as a paragraph on a web page is the "text-align" property. This property is a part of the Cascading Style Sheets (CSS) language, which is used to style and layout web pages. The "text-align" property can be set to "center" to horizontally center an element within its parent container.
For example, if you wanted to center a paragraph on your web page, you would first need to select the paragraph element using CSS selectors. Then, you would set the "text-align" property to "center" for that element.
Here's an example CSS rule:
p {
text-align: center;
}
This CSS rule would center all paragraphs on your web page. You could also target specific paragraphs using classes or IDs.
In summary, the "text-align" property is used to center elements on a web page horizontally. By setting the property to "center", you can ensure that your elements are visually balanced and well-aligned, which can improve the overall look and feel of your website.
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Select the correct answer.
Jeff has created a table to calculate the cost of raw materials that he purchases monthly. Cell A2 shows the fixed cost of the raw material (3). Column D lists the
quantity (number of units) that Jeff purchased each month. What formula can Jeff use in E2 to calculate the monthly cost of the raw material that he can copy to all
the rows below?
1 Monthly rate
2
3
4
5
6
7
Month
Jan
Feb
Mar
Apr
May
Jun
D
Number of units Cost
10
8
12
13
10
15
ОА.
=A2*D2
B.
=$A2 D2
ОС.
=$A$2*$D$2
D. =$A$2*D$2
E.
=A$2*D2
Answers
Answer:ell A2 shows the fixed cost of the raw material (3). Column D lists the quantity (number of units) that Jeff purchased each month. What formula ..
Explanation:
Why would you clear a computer’s cache, cookies, and history?
to ensure that your computer’s settings and security certificates are up to date
to ensure that your computer’s settings and security certificates are up to date
to make sure that nothing is preventing your computer from accessing the internet
to make sure that nothing is preventing your computer from accessing the internet
to prevent intrusive ads from delivering malware to your computer
to prevent intrusive ads from delivering malware to your computer
to ensure that they are not clashing with the web page or slowing your computer down
Answers
Answer:
prevents you from using old forms. protects your personal information. helps our applications run better on your computer.