Explain what is #include <stdio.h> ?

What is printf for ?

• display some message in terminal.

• wait for user to reply

• exit the program

• draw a straight line

what's the result of following code:
printf("Hello Students.\nI am from Nanyang\n");

• Hello Students. I am from Nanyang

• Hello Students.
  I am from Nanyang

• Hello Students
  I am from Nanyang

• Hello Students. I am from Medan

Select which statement that is correct using scanf

• scanf("%d", number);

• scanf("%d", &number);

• scanf("%d %d", &number1, &number2);

• scanf("%d %d", number1, number2);

In C, what is the difference between printf() and scanf() functions?

Which of the following is the correct way to read an integer in C?

• scanf("%d", num);

• scanf("%d", &num);

• scanf("%i", num);

• scanf(num, "%d");

What is the output of the following code if x = 10?

• A

• B

• AB

• No output

If the input given to the following code is 5 10, what will be the output?

• 5

• 10

• 15

• 510

What happens if we write if (x = 0) instead of if (x == 0)?

• It will compare x with 0.

• It will cause a compilation error.

• 
  It will assign 0 to x, then check the condition.

• It will always execute the else part.

What is the output?

• Even

• 7

• Odd

• No output