Demo C programming

What will the following code snippet display?

int x = 10;

printf("%d", x);

• 10.0

• "10"

• 10

• Error

Which data type is used to store whole numbers in C?

• char

• double

• int

• float

What is the purpose of the printf function in C?

• To read user input

• To print text on the screen

• To declare variables

• To create loops

What is the main advantage of using functions in C?

• Increased code readability
• Simpler syntax
• Code reusability and modularity
• Improved performance

What is the purpose of the return statement in a function in C?

• To pause the execution of the function and resume it later.
• To skip the execution of the function and move to the next line of code.
• To print a message to the console and continue executing the function.
• To terminate the execution of the function and return a value to the calling function.

Which of the following is not a valid C keyword?

• print
• for
• output
• int

Which header file should you include in a C program to use the printf and scanf functions?

• string.h

• conio.h

• math.h

• stdio.h

Who is often referred to as the creator of the C programming language?

• Bill Gates
• Linus Torvalds
• Dennis Ritchie
• Alan Turing

In C, what symbol is used for a single-line comment?

• //
• --
• #
• /*

When was the C programming language first created?

• 1972
• 1995
• 1980
• 1965