Write a C program to do the following tasks:
a) Read the grades of students in the class from the keyboard (assume the grades are
integer in the range 0 to 100).
b) Find the average of the grades that are less than 50. If there are no grades less than 50, then display the message "No grades < 50".
c) Find the average of the grades that are greater than or equal 50. If there are no
grades greater than or equal to 50, then display the message "No grades >= 50".
The program should terminate if the input grade is negative. (Hint: Use sentinel-controlled repetition structure). Note that average of the grades might not be an integer and design your program considering that
Answer:
#include<stdio.h>
void main()
int marks;
printf("Enter your marks ");
scanf("%d",&marks);
if(marks<0 || marks>100)
printf("Wrong Entry");
else if(marks<50)
printf("Grade F");
else if(marks>=50 && marks<60)
printf("Grade D");
else if(marks>=60 && marks<70)
printf("Grade C");
else if(marks>=70 && marks<80)
printf("Grade B");}
else if(marks>=80 && marks<90)
printf("Grade A");
else:
printf("Grade A+");
#may need to replace spaces with tab
Explanation:
it works ( I hope, if it doesn’t tell me what the error is)
A stream cipher encrypts data by XORing plaintext with the encryption key. How is the ciphertext converted back into plaintext
Answer:
A block cipher breaks down plaintext messages into fixed-size blocks before converting them into ciphertext using a key.
Explanation:
Write a statement that assigns the value 10 to the first element of an array of integers named minutes.
Answer:
Explanation:
i do not know what language you need because it has different syntax
Javascript:
const minutes = [];
minutes.push(10);
Direction: Complete the sentence by choosing the correct WORD
Answer:
Maybe try guestimating?
Explanation:
That's what I do sometimes.
Answer:
1. alcohol
2. tighten
3. crosshead
4. dust
5. ammoniated
6. bolts
7. loosen
Web are websites that allow people to congregate online and exchange views on topics of common interest.
a. True
b. False
Answer:
B
Explanation:
B. False a web is not a Website
9. With each element of the list defining both a key exchange algorithm and a CipherSpec, the list that contains the combination of cryptographic algorithms supported by the client in decreasing order of preference is the __________ .
The list that contains the combination of cryptographic algorithms supported by the client in decreasing order of preference is the CipherSuite.
What is CipherSuite?CipherSuite can be defined as a group of instructions used to produce network connections in a secure manner.
CipherSuite is associated with Transport Layer Security, which involves the usage of algorithms to protect data.
Transport Layer Security can be defined as a computational cryptographic protocol aimed at protecting information.
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A ________ is a type of virus that self-propagates using the internet or other computer network.
Answer:
A computer worm
Explanation:
.....................................
The range of cells receiving the content of copied cells is called the ____. A. receiver cell B. final cell C. receiving range D. destination area
The paste area is indeed the set of cells that will receive copied content, and the further discussion can be defined as follows:
Range cell: Inside Excel, a cell range is a cell group that has been chosen. Its range is typically symmetric (square), but it can also comprise individual cells. In a formula, a cell range can also be referenced.It refers to a set of organisms that use the address of the cell first and last cells in the range, separated by a colon, instead of a single cell address.Find out more about the range cell here:
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You are troubleshooting a DHCP server and discover that it is not dynamically updating DNS records for DHCP clients. What is the most likely cause for this issue
The most likely cause for this issue is that the DNS server and DHCP server can be seen or found in different domains.
What is DHCP server?A DHCP Server is known to be a kind of a network server that is said to function by automatically giving and placing IP addresses, default gateways and other kinds of parameters of a network to the computers of their client devices.
Note that when the DNS server and DHCP server can be seen or found in different domains, the issue of updating automatically can arise.
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A computer hacker trying different combinations of characters to crack a password is a ________.
Answer:
Brute force attack
Dear, ( Name of Iphone store)
As soon as I bought my Iphone and got home, it didn't work. If I send it back, can you tell me what is wrong with it or get me a new one?
Thanks!
From ( Your Name )
Answer:
Yes! The apple store will help you
Explanation:
Which of the following is considered true regarding the future of technology?
It is evolving quickly and always changing.
There will be limited jobs in the future.
Only programmers will work in the computer science industry.
It will replace the need for human workers.
When developing an output control system, it is important to implement output standards that: (Choose all that apply.)
When creating an output control system, it is important to implement output standards or targets that managers think will have good measure efficiency, quality, etc.
What is this system about?In an output control system, it is important for managers to first make sure that they set of goals or output performance standards or targets that they believe will best measure in terms of efficiency, quality, etc., for their firm.
Note that this system often acts as a behavior control systems that helps in providing methods that can be used to ensure that workers do well in ways that make the work to be efficient.
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You have been asked to acquire a printer for a business. You have been told that it should be easy for users to print to the printer from their smartphones and tablets. What feature should you look for when selecting the printer
A feature that you should look for when selecting the printer is a wireless connection.
What is a printer?A printer can be defined as an electronic output (peripheral) device that is designed and developed for printing paper documents containing texts or images.
In this scenario, a feature that you should look for when selecting the printer for this business is a wireless connection because it would make it easy for users to print to the printer from their smartphones and tablets, especially through the use of a bluetooth or wifi.
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A _________________is a weakness that can be exploited either because it is protected by insufficient security controls, or because existing security controls are overcome by an attack. A. Confidentiality B. Integrity C. Authenticity D. Vulnerability
The final step in the software development life cycle involves.
Answer:
Operation and maintenance
Explanation:
It involves maintenance and regular required updates.
Chris needs to take the opposite of a Boolean value. Which operator does so? A. == B. != C. = D. !
AIf the boolean is A,you would have to do !a
Explanation:
the explamation mark gets the opposite.So if 5 = !A, then A = -5
(dont quote me ,im not 100% postitive)
How to unlock hp laptop forgot password without disk.
On the sign-in screen, press and hold the shift key, click the power icon , select Restart, and continue pressing the shift key until the Choose an option screen displays. Click Troubleshoot. Click Reset this PC, and then click Remove Everything. Click Only the drive where Windows is installed.
Or you can take it to a person who is a specialist in this situation.
When would it be necessary to shoot in 4K according to the presentation?
Answer:
because it provides you a lot of storage and the post production equipment to handle it and it is used to do big projects
Explanation:
so l know this much it is correct please mark me brainllest
A computer ______ is a potentially damaging program that affects a computer or device negatively by altering the way it works.
They will choose the design team on 2 April. (change this into passive voice)
Answer:
On 2 April the design team would be choosen by them
Dropbox and Microsoft's OneDrive are both popular applications for storing files. What is a fundamental difference between Dropbox and OneDrive
The difference is that Dropbox offers just 2 GB free storage space while Microsoft's OneDrive gives 5 GB in terms of free storage space.
What is Microsoft OneDrive?This is known to be a file hosting software and it also does synchronization service given by Microsoft.
Some other fundamental difference between Dropbox and OneDrive in terms of Business is that Dropbox is known to often give unlimited storage for about $20 to paid user/month while OneDrive is said to only give unlimited storage for $10 per paid user/month.
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An ethical code may not address specific issues because…
A. Technology is such a broad area that a code cannot cover it all.
B. Technology evolves so quickly so the code may not be up to date
C. It tests the ethics of personnel and addresses general issues
D. Ethical codes have no legal authority to penalize offenders
An ethical code may not address specific issues because, technology evolves so quickly, so the code may not be up-to-date.
What is a code of ethics?A code of ethics is the combination of ethical guidelines and the honest practices which needs to be followed in an organization.
The technology changes at a high rate. It effects on work ethics with the same rate. An ethical code may not address specific as technology moves so fast.
The options of the given problem are,
A. Technology is such a broad area that a code cannot cover it all.B. Technology evolves so quickly so the code may not be up-to-dateC. It tests the ethics of personnel and addresses general issuesD. Ethical codes have no legal authority to penalize offendersHere, the second option is correct, which talk about the pace of technology.
Thus, an ethical code may not address specific issues because, technology evolves so quickly so the code may not be up-to-date.
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Answer:Below
Explanation:
What is the intermediate value of arr after two iterations of the outer for loop in the call sort(arr)
Answer: D: "Ann" "Mike " "Bill " "Lisa" "Mary" "Jose" " Shari" "Walt"
Explanation:Goes through selection sort and after 2 iterations, the largest elements are swapped with the last 2 elements of the array.
The intermediate value of arr after two iterations of the outer for loop in the call sort(arr) is option C of the image attached.
What is intermediate value in programming?This is known to be a variable that is often employed in assisting so that one can be able to compute what they want
Concluisvely, The intermediate value of arr after two iterations of the outer for loop in the call sort(arr) is option C of the image is because it will help you to have what you are after with the codes.
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Write the pseudocode for two modules which could be incorporated into the application planned for Lungi in Question 1. The first module must: a. Allow Lungi to enter the description and size of the blankets. b. Store the details entered in arrays. c. Provide Lungi with the option to view the list of blankets captured. If Lungi wishes to view the list of blankets, the contents of the arrays should be passed to another module. The second module should: a. Receive the arrays as arguments. b. Write the contents of the arrays to a text file that Lun
The sample pseudocode for the given question is:
ENTER #blanket size;STORE #blanket;DISPLAY "Do you want to see the blankets captured?" #answer;IF #answer: "Yes";What is a Pseudocode?This refers to the informal language that is used by computer programmers to produce an algorithm and is an important step in problem-solving.
The complete pseudocode is:
THENDISPLAY #blanketELSEENDRead more about pseudocodes here:
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PLEASE HELP!
Make a code that should prompt the user for the prices and quantities of three items. The code should calculate the subtotal of the items. After the subtotal is calculated for your list your code should automatically calculate the sales tax using a tax rate of 5%.
Print out the line items with the quantity and total, and then print out the subtotal, tax amount, and total.
Answer:
subtotal = 0total = 0tax_rate = 6.5for i in range(1,4): price = float(input("Enter the price for item " + str(i) + ": ")) quantity = int(input("Enter the quantity for item " + str(i) + ": ")) subtotal += (price * quantity)tax = subtotal * tax_rate/100total = tax + subtotalprint("Subtotal: " + str(subtotal) + ", Tax: " + str(tax) + ", Total: " + str(total))
Explanation:
- Initialize the variables- Create for loop that iterates 3 times- Ask the user for the price and quantity of each item- Calculate the subtotal with given inputs- When the loop is done, calculate the tax and total- Print the subtotal, tax, and total
How have computer technology entrepreneurs such as steve jobs and jeff bezos most directly affected the twenty-first-century economy?.
Answer:
Explanation:
Steve Job and Jeff Bezos has the uniques idea brought into the world, which both of them have similar ideas of how the future of technology should be like, Steve helps push with new innovations like smart devices that we uses, while Jeff use those devices to help people or consumer able to trade like buying and selling on the internet with ease, and behind the scenes, there were trillion of dollars moving around (just the number). Because of their ideas people start to believe or take an advantages of it right away since it was already there for us to be using.
What is a program that migrates through networks and operating systems, typically attaching themselves to different programs and databases?.
A software program that moves through networks and operating systems (OS) by attaching themselves to different programs and databases is a: virus.
What is a virus?A virus refers to a malicious software program that is typically designed and developed to move through computer networks and the operating systems (OS) installed on a computer (host), specifically by attaching themselves to different software programs, links and databases.
This ultimately implies that, a virus is simply a malicious software program that has the ability to cause severe damage to a computer, databases and user files, if not detected on time and properly managed.
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True or false? a binary file can never contain image or audio data.
Answer:
true
Explanation:
It is true that a binary file can never contain image or audio data.
What is a binary file?A binary file is one that contains data in binary format, which consists of a series of sequential bytes, each of which is eight bits long.
The content must be interpreted by a program or a hardware processor that knows exactly how the content is formatted and how to read the data in advance.
Binary files are more efficient, which is one of their benefits. In terms of memory, storing values in numeric formats like IEEE 754, rather than text characters, uses less memory.
Furthermore, binary formats provide advantages in terms of access speed. Image or audio data can never be stored in a binary file.
Thus, the given statement is true.
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What kind of specialized monitor is used for cell phones with screens that wrap around the edges of the phone and for curved monitors whose edges wrap toward the viewer
The kind of specialized monitor used for cell phones with screens that wrap around the edges of the phone are flexible screens.
What are flexible screens?The flexible screens example is OLED screens. They are known to be made through the medium of organic materials that is said to often brings out light when electricity is said to be passed through it.
Note that the use of these screens do not need any form of backlights to function as they are produce to be thin enough to the give the place or point where they are said to be of flexible screens.
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