1) What is the primitive system data type that is considered calendar time?
A) time
B) time_t
C) clock
D) clock_t
2)What does the following code snippet do?
struct timeval start,end;
gettimeofday(&start,NULL);
strcpy(fullpath,pathname);
gettimeofday(&end,NULL);
A) Measure the performance of the strcpy function call.
B) Execute the gettimeofday twice to amortize the cost of calling gettimeofday.
C) Measure the cost of memory used by fullpath and pathname.
D) Measure both the cost of memory used and the performance using the strcpy function.
3)What would be a possible output of the following code snippet assuming the return value is not zero:
strftime(buf, 64,"Retrieved: %a %b %d, %Y at %r, %Z", tmp) == 0)
A) Retrieved: 10:32:35 AM, Friday, May 24, 2024
B) Retrieved: 10:32:35 AM, Friday, May 24, 2024, EDT
C) Retrieved: Friday, May 24, 2024 at 10:32:35 AM
D) Retrieved: Fri, May 24, 2024 at 10:32:35 AM, EDT
Answers
A) Measure the performance of the strcpy function call.
B) time_t
C) Retrieved: Friday, May 24, 2024 at 10:32:35 AM
B) time_t
The primitive system data type that is considered calendar time is time_t. It is used to represent time in seconds since the epoch (typically January 1, 1970). It is commonly used for time-related operations in programming.
A) Measure the performance of the strcpy function call.
The code snippet measures the performance of the strcpy function call by recording the start and end times using the gettimeofday function. It copies the contents of the "pathname" string to the "fullpath" string and measures the time taken for the operation.
C) Retrieved: Friday, May 24, 2024 at 10:32:35 AM
The code snippet uses the strftime function to format a time value stored in "tmp" according to the specified format string. If the return value is not zero (indicating success), the output would be "Retrieved: Friday, May 24, 2024 at 10:32:35 AM" based on the provided format string.
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Related Questions
Which is NOT the quality of an entrepreneur?
a) self-discipline
b) non-risk taking
c) persistence
d) creative thinking
Answers
Answer:
Option b). is the right choice.
Explanation:
An enterpreneur must have a risk-taking quality.
Best Regards!
Answer:
b)
Explanation:
An entrepreneur is always ready to take risks
:) :)
in response to the write command, the file manager sends a command to the remote server to unlock the specified file. True/False
Answers
Answer:
True
Explanation:
Pipelining improves performance by _______________ instruction throughput as opposed to _______ the execution time of an individual insrtuction
Answers
Pipelining improves performance by increasing instruction throughput as opposed to reducing the execution time of an individual instruction.
The importance of pipeliningPipelining allows multiple instructions to be processed simultaneously, with each stage of the pipeline handling a different instruction.
This enables overlapping execution of instructions, reducing the idle time of the processor and improving throughput.
However, pipelining does not reduce the execution time of an individual instruction.
Instead, it divides the instruction into smaller stages and executes them concurrently, which can actually increase the overall latency of an individual instruction due to pipeline overheads.
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If you attend a regionally accredited college, your a0 will most likely always be accepted at any college.
Answers
Answer:
The credits you take at a regionally accredited college will most likely always be accepted at any college.
Attending a regionally accredited college generally increases the likelihood that academic credits will be accepted by other colleges or universities.
Academic credits are a measurement used in higher education to quantify the amount of learning or academic work completed by a student. They serve as a way to track and recognize the progress made toward completing a degree or program.
Each course or module within a degree program is assigned a specific number of credits, which represents the estimated amount of time and effort required to successfully complete the course.
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The term ________ is used to describe any mechanism that accepts input, performs some operation that cannot be seen on the input, and produces output.O Black boxO BooleanO isIntegerO Error trap
Answers
The term "Black box" is used to describe any mechanism that accepts input, performs some operation that cannot be seen on the input, and produces output. In this context, the "mechanism" is the black box, the "input" is the data fed into the system, and the "operation" is the unseen process occurring within the black box to generate the output.
A mechanism is referred to as a "black box" if it accepts input, executes a function, and outputs results.The mechanism itself is the "black box," which is opaque in the sense that the user cannot see or understand how it functions internally.Data is fed into the system as input, and the black box processes the data to create output.The mechanism that the black box uses to transform input and produce output is known as the operation.The phrase "black box" is frequently used in contexts like software testing, where it is possible to test a system's behaviour without being aware of its internal workings.Learn more about the Black box :
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When the page is initially opened you want it to display animation of the six faces of the cube being assembled. Create a style rule that applies the moveFront keyframe animation to the #faceFront object. Set the duration of the animation to 3 seconds and set the animation- fill-mode property to forwards.
Repeat the previous step for the #faceBack, #faceBottom, #faceLeft, #faceTop, and #faceRight objects using the moveBack, moveBottom, moveLeft, moveTop, and moveRight animations.
After the cube is assembled you want it to rotate. Create a style rule that applies the spinCube animation to the #cube object, running the animation over a 3 second duration after a delay of 3 seconds. Use the linear timing function and have the animation loop without ending.
Answers
Apply the moveFront, moveBack, moveBottom, moveLeft, moveTop, and moveRight motions with a duration of 3 seconds to the individual cube faces while they are being constructed to animation.
Which CSS attribute chooses an animation for an element when the keyframes rule is applied?a property called animation-name. A list of applicable animations is defined by the animation-name parameter. The keyframe at-rule that gives the property values for the animation is chosen using each name.
#faceBack: "moveBack; animation-duration: 3s; animation-fill-mode: forwards;"
#faceBottom, "moveBottom," "animation-duration: 3s," "animation-fill-mode: forwards,"
#faceLeft, animation-name: moveLeft, duration: 3 seconds, animation-fill-mode: forwards;
#faceTop: "moveTop; animation-duration: 3s; animation-fill-mode: forwards;"
#faceRight, animation-name: moveRight, duration: 3s, animation-fill-mode: forwards;
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a network administrator sets up a stateless firewall using an open-source application running on a linux virtual machine. the immediate benefit of this setup is that it was easy to set up quickly with basic rules. what other reasons may have influenced the administrator's decision to deploy a stateless rather than a stateful firewall? (select all that apply.)
Answers
Answer & Explanation:
- Handles crashes and power cuts well as state does not need to be preserved and it cannot be corrupted by a sudden loss of power
- Data storage is not required on the Linux vm as state is not stored
- Open source applications are secure as anyone can compile the source code for themselves. This means that malware embedded in the firewall is easy to spot.
Difference between Analog and Digital computer
Answers
Answer:
The basic difference between analog and digital computers is the type of data they process. Analog computers process analog, i.e. continuously varying, data. Digital computer process data which is binary, i.e. in the form of 0 and 1
Explanation:
Digital computers are the computer systems/machines which uses the binary number system, which has two digits: 0 and 1 and performs many computational tasks. It processes the data represented in discrete and the main three components of digital computers are input, processing and output.
Mobile device apps that enable users to pay for things or check-in to hotels or venues use _________ technology. Select one: a. GPS b. GIS c. TCP/IP d. NFC
Answers
Answer:
ip
vgfjffffffffvfdxx
Explanation:
fsxqwvetsgsrwfuxhsrwctsdqccdhvxrsbx7shgxfrxvshxrc
Select ALL that apply. What do you notice when you run the ps command multiple times? The output is sorted by TIME The output is sorted by PID The output is exactly the same each time The PID for the PS command changes each time
Answers
If you run the ps command multiple times, you will notice that the PID of the PS command changes each time.
What is the ps command?The ps command writes the status of active processes and, if the -m flag is specified, prints the associated kernel thread to standard output. The -m flag displays threads associated with the process using additional rows, but the -o flag must be used with the THREAD field specifier to display additional thread-related columns.
How does PS work?Many professionals choose to add additional messages at the end of emails or handwritten correspondence. To accomplish this, they add Postscript (PS) containing additional information that does not apply to or emphasizes the topic covered in the body of the message.
What is ps in PID?The ps command displays the process ID number (listed under PID) for each owning process. This number is created after you enter the command. This command also displays the terminal from which it was invoked ( TTY ), the CPU time used so far ( TIME ), and the command being executed ( COMMAND ).
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A virtual subnet ID (VSID) is a unique 24-bit number throughout the datacenter in the range 2048 to 16,777,214. True False.
Answers
A virtual subnet ID (VSID) is a unique 24-bit number throughout the datacenter in the range 2048 to 16,777,214 is false.
A virtual subnet ID (VSID) is not a unique 24-bit number throughout the datacenter.
The range provided, 2048 to 16,777,214, does not represent a 24-bit number.
In networking, a 24-bit number represents an IP address range within a subnet, not a unique identifier for a virtual subnet.
The VSID is a concept specific to certain networking technologies, such as Virtual Extensible LAN (VXLAN), and it is used to identify and isolate virtual subnets within a larger network infrastructure.
The range of possible VSID values depends on the specific implementation and configuration.
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What is a digital format? A. A collection of data from someone's online activity that can be traced back to them B. A list of websites where a person has gone online C. Tracking of someone's physical location through an app D. All the ways two people are connected online
Answers
Answer:
A collection of data from someone's online activity that can be traced back to them ( A )
Explanation:
An example of A digital format is A collection of data from someone's online activity that can be traced back to them . the collection of data is made using online tools hence the information is stored and used in electronic form instead of physical form.
A digital format is the presentation or storage of information or data in electronic form instead of physical form.
Select the correct answer.
An Al scientist placed an agent in a known environment. The agent observed changes in the environment. Soon, it began to take action
toward making a decision. What was the agent doing?
A. offline computation
B. online computation
OC. learning
OD. perceiving
Answers
According to the given condition, the agent doing the process of perceiving. Thus the correct answer is D.
What is perceiving?Perceiving refers to the implementation of any concept based on learning, understanding, and observation of skills to make effective decisions.
In this situation, the agent has observed changes in the environment and based on his observation and analysis began to take action for decision making.
These perceiving nature helps to enhance the process of learning to seek improvement.
Therefore, option D reflects the perceiving nature of agent.
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What may be done to speed the recovery process and ensure that all cfc, hcfc, or hfc refrigerant has been removed from a frost-free refrigerator?
Answers
The thing that may be done to speed the recovery process and ensure that all cfc, hcfc, or hfc refrigerant has been removed from a frost-free refrigerator is that the person need to Turn on the defrost heater to bring up the refrigerant's temperature and then it can be able to vaporize any liquid.
How do you define the term temperature?Temperature is known to be a form of measure that is often used to know the hotness or coldness of a thing or person and it is said to be usually in terms of any of a lot of scales, such as Fahrenheit and Celsius.
Note that Temperature tells the direction of heat energy that will spontaneously flow and as such, The thing that may be done to speed the recovery process and ensure that all cfc, hcfc, or hfc refrigerant has been removed from a frost-free refrigerator is that the person need to Turn on the defrost heater to bring up the refrigerant's temperature and then it can be able to vaporize any liquid.
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A run is a sequence of adjacent repeated values. Write a
program that generates a sequence of 50 random die tosses in
an array and prints the die values, making the runs by including
them in parentheses, like this:
1 2 (5 5) 3 1 2 4 3 (2 2 2 2) 3 6 (5 5) 6 3 1
Add a method alternatingSum() that returns the sum of the
alternating elements in the array and subtracts the others. For
example, if your array contains:
1 4 9 16 9 7 4 9 11
Then the method should compute:
1-4+9-16+9-7+4-9+11 = -2
I am having trouble with this code can someone please help me?
Answers
Answer: yeet
Explanation:
liker up
The required program illustrates an array, outputs the die values with runs in parenthesis, and computes the alternating sum of the array's elements.
What is the array?An array is a type of data structure that holds a collection of elements. These elements are typically all of the same data type, such as an integer or a string.
Here is a program that generates a sequence of 50 random die tosses in an array, prints the die values with runs in parentheses, and computes the alternating sum of the elements in the array:
import java.util.Random;
public class Main {
public static void main(String[] args) {
// Create a random number generator
Random rand = new Random();
// Create an array to store the die tosses
int[] tosses = new int[50];
// Generate the random die tosses
for (int i = 0; i < tosses.length; i++) {
tosses[i] = rand.nextInt(6) + 1;
}
// Print the die tosses with runs in parentheses
System.out.print(tosses[0]);
for (int i = 1; i < tosses.length; i++) {
if (tosses[i] == tosses[i - 1]) {
System.out.print(" (" + tosses[i]);
while (i < tosses.length - 1 && tosses[i] == tosses[i + 1]) {
System.out.print(" " + tosses[i]);
i++;
}
System.out.print(") ");
} else {
System.out.print(" " + tosses[i]);
}
}
System.out.println();
// Compute and print the alternating sum of the array elements
System.out.println("Alternating sum: " + alternatingSum(tosses));
}
public static int alternatingSum(int[] array) {
int sum = 0;
for (int i = 0; i < array.length; i++) {
if (i % 2 == 0) {
sum += array[i];
} else {
sum -= array[i];
}
}
return sum;
}
}
The alternatingSum() method computes the alternating sum of the elements in the array by adding the elements at even indices and subtracting the elements at odd indices.
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codes.com student/2087800/section/148661/assignment/5896092/ My See Practice 10 Exercise 5.1.4: Access for DNA Class Let's Go! For this exerce, you are going to create 2 instance variables and the structure of the constructor for the DNA dess. DNA objects contain two strings, and and a mnotype. Create the instance variables with the appropriate privacy settings. Then create the structure of the constructor to take two parameters to match the instance variables. Make sure you set the privacy settings on the constructor correctly. (You do not need to complete the constructor Note: Because there is no main method, your code will not execute (that's ok). Use the autograde to verify that you have the correct code. - Sand My Section Practice Sa Sub Continue RUN CODE Status: Not Submitted E 5.1.4: Access for DNA Class 1 public class DNA 2. 3 4) 5 FILES ONA
Answers
Make two instance variables and the DNA dess constructor's structure. There are two strings, a mnotype, and DNA objects.
Program:private int calcSequenceSubs(int length, boolean prevFollEqual)
if (prevFollEqual){
if (length == 1) return 3;
else return 3 * calcSequenceSubs(length-1, false);
} else {
if (length == 1) return 2;
else return 2 * calcSequenceSubs(length-1, false) + calcSequenceSubs(length-1, true);
}
public static int DNAChains(String base) {
if (base == null || base.length() == 0) {
return 0;
}
int curSequence = 0;
int totalSolutions = 1;
boolean inSequence = false;
//flag to check whether there are any sequences present.
//if not, there is one solution rather than 0
char prevChar = 'x';
char follChar = 'y';
int i = 0;
char[] chars = base.toCharArray();
//handle starting sequence if present
while (i < chars.length && chars[i] == '?') {
curSequence++;
i++;
}
if (curSequence > 0) {
//exclusively ?'s needs to be treated even differently
if (i < chars.length)
totalSolutions *= (curSequence > 1) ? 3 * solveSequence(curSequence - 1, false) + solveSequence(curSequence - 1, true) : 3;
curSequence = 0;
} else {
//result is 4*3^(length-1)
totalSolutions = 4* ((int) Math.pow(3, chars.length-1));
}
}
//check for sequences of question marks
for (; i < chars.length; i++) {
if (chars[i] == '?') {
if (!inSequence) {
inSequence = true;
prevChar = chars[i - 1];
//there is at least one sequence -> set flag
}
curSequence++;
} else if (inSequence) {
inSequence = false;
follChar = chars[i];
totalSolutions *= solveSequence(curSequence, prevChar == follChar);
curSequence = 0;
}
}
//if it does, handle edge case like in the beginning
if (inSequence) {
//if length is 1 though, there are just 3 solutions
totalSolutions *= (curSequence > 1) ? 3 * solveSequence(curSequence - 1, false) + solveSequence(curSequence - 1, true) : 3;
}
return totalSolutions;
}//end DNAChains
private static int solveSequence(int length, boolean prevFollEqual) {
if (prevFollEqual) {
//anchor
if (length == 1) {
return 3;
} else {
return 3 * solveSequence(length - 1, false);
}
} else {
//anchor
if (length == 1) {
return 2;
} else {
return 2 * solveSequence(length - 1, false) + solveSequence(length - 1, true);
}
}
}//end solveSequence
An instance method is defined?A section of code known as an instance method is executed on a particular class instance. A receiver object is used when calling it.
What is a case method? Is a piece of code known as an instance method called on a particular instance of an object of a class?A piece of code known as an instance method relies only on the generic class and no particular instances (objects). By generating private fields, an instance method enhances a class's capabilities.
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with the advent of technology one can experience special features such as 3D theater experiences true or false
Answers
The answer would be true
A speed limit sign that says "NIGHT" indicates the _____ legal speed between sunset and sunrise.
Answers
Answer:
Maximum
Explanation:
Speed limits indicate the maximum speed you are legally allowed to drive.
Question #7
Which of the following is an example of an output device?
O Scanner
O Speakers
O Mouse
Keyboard
Answers
Explanation:
Speakers are output device
Answer:
mouse keyboard
Explanation:
because it a connection with output device
Please help me with these short questions >..
Answers
Answer:
bmjcmbbobnkpkkjkbk
Explanation:
vuvkopbbkvkhovjlplbkp
How do you open a new finder window in the macos mojave operating system?
Answers
The way to open a new finder window in the Macos Mojave operating system is to Click the File menu and click New Finder Window.
What is macOS Mojave used for?The term macOS Mojave is known to be one that helps a person to be able to completely work on Mac App Store.
Note that macOS Mojave is said to be the fifteenth in the series release of macOS and that of the Apple Inc.'s desktop operating system and it is one that is said to be made for Macintosh computers.
Hence, The way to open a new finder window in the Macos Mojave operating system is to Click the File menu and click New Finder Window.
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Draw a flow chart that accepts mass and volume as input from the user. The flow chart should compute and display the density of the liquid.( Note: density = mass/volume ).
Answers
Answer:
See attachment for flowchart
Explanation:
The flowchart is represented by the following algorithm:
1. Start
2. Input Mass
3. Input Volume
4 Density = Mass/Volume
5. Print Density
6. Stop
The flowchart is explained by the algorithm above.
It starts by accepting input for Mass
Then it accepts input for Volume
Step 4 of the flowchart/algorithm calculated the Density using the following formula: Density = Mass/Volume
Step 5 prints the calculated Density
The flowchart stops execution afterwards
Note that the flowchart assumes that the user input is of number type (integer, float, double, etc.)
Create a flowchart to find the total of 10 negative numbers start from -1.
Answers
Here is a simple flowchart to find the total of 10 negative numbers starting from -1:
```
Start
↓
Set total = 0
Set counter = 1
↓
While counter <= 10
|
├─ Yes ─┬─→ Add counter to total
│ ↓
│ Increment counter by 1
│
├─ No ──┬─→ Display total
↓
End
```
In this flowchart, we start by initializing the total to 0 and the counter to 1. Then, we enter a loop that continues as long as the counter is less than or equal to 10. Inside the loop, we add the current value of the counter to the total, and then we increment the counter by 1. Once the loop finishes, we display the total.
\(\huge{\mathfrak{\colorbox{black}{\textcolor{lime}{I\:hope\:this\:helps\:!\:\:}}}}\)
♥️ \(\large{\textcolor{red}{\underline{\mathcal{SUMIT\:\:ROY\:\:(:\:\:}}}}\)
What are the technologies used by the first,second,third,fourth and fifth generation computer
Answers
First Generation: Vacuum Tubes (1940-1956)
Second Generation: Transistors (1956-1963)
Third Generation: Integrated Circuits (1964-1971)
Fourth Generation: Microprocessors (1971-Present)
Fifth Generation: Artificial Intelligence (Present and Beyond)
Ron is creating building blocks in Word. How can he make the building blocks that he created available?
Answers
Answer:
you can store those building blocks in the Normal template
Explanation:
Building Blocks are different pieces of content such as tables, lists, headers, and text boxes that can be added and used for your word document. In order to make these available, you can store those building blocks in the Normal template. This will allow you to instantly and repeatedly access them for various different projects that you may be working on.
Answer:
Its A, you can store those building blocks in the Normal template.
Explanation:
Hope this helps.
Dose anybody know how to do this because i dont.
Answers
Answer:
All you need to explain in this assignment is specific things which makes a product an innovationi or new. This is what emerging means in the first question. Then say why these new technologies can be hard to identitfy.
Explanation:
Telecommunications, outsourcing, flextime, teamwork, and diversity are workplace trends adopted to
O True
O False
Answers
Answer:
False
Explanation:
Outsourcing and telecommuting are the trends related to presence of growing technology within the economy allowing various services to be outsourced to people who are more of an expert when it comes to handling those procedures.
Binary is represented by two digits, write out each and describe what each means:
Answers
Answer:
binary is represented by 1 and 0
Explanation:
the binary of 1 means it has value, and the binary of 0 means it has no value. with a combination of 1s and 0s, you can get a complex program to run, like this platform :) what it basicly does is a true or false kinda think. just think of it that way: true or false, value or no value, and yes or no. the 1 is a positive value and the 0 is a negative value that has no value.
I hope this helps you :D
In binary, the 0s and 1s signify OFF and ON, respectively.
What do the binary numbers 1 and 0 represent?In binary, the 0s and 1s signify OFF and ON, respectively. A "0" in a transistor indicates that no electricity is flowing, while a "1" indicates that electricity is flowing.
Numbers are physically represented inside the computing equipment in this fashion, allowing calculations.
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In the following scenario, which can a photo editor digitally do to photos that could not be done before?
A photo shoot for a new advertising campaign has just finished. The ad campaign is for a new line of makeup from an international beauty corporation. The photo spread includes several close-up shots of models wearing the different makeup products.
Add a soft focus to the image.
Remove freckles from the model’s face.
Add a warm glow to the entire photo.
Enhance the color of the makeup and tone down the color of the model’s skin.
Answers
Answer:
if you didn't yet already do the question think the answer is D
Explanation:
(03 MC)Why is it important to set goals and share them with others?
A) Sharing goals makes you feel like you are better than the other person.
B) If you share your goals, you are more likely to achieve them.
C) Sharing goals is something you should do in order to get a good grade.
D) If you share your goals with others, people will like you more.
ANSWER: B) If you share your goals, you are more likely to achieve them.
Answers
Answer:
answer is b
Explanation:
hope it was helpful
Answer: B, If you share your goals, you are more likely to achieve them.
We know sharing goals can be helpful to everyone, one of the main reasons people share goals is so that they can get the motivation to carry on doing their work. For example, If you and a friend had a goal of going to the gym 3 times a week you would feel responsible if you told your friend that you wouldn't be able to complete the goal this week. Which would make you feel bad for your friend who wants to complete the goal. It also helps with motivation if your friend doesn't want to go then you encourage them and make sure they remember the goal.
Answer choice A, would not make much sense since you are doing the goal together, and + this is a school question and they wouldn't encourage ego. Answer choice C, could be a result of sharing goals with others but doesn't suit the question as much as B. Answer choice D, does apply to the question at all people could end up liking you more but it could also end up the other way around.
Our answer is without a doubt B
Enjoy!