Programming Paradigm using 'C' Quiz 4

Which of the following is the correct syntax for a for loop in C?

• for (initialization, condition, increment)

• for (initialization; condition; increment)

• for (initialization; condition)

• for (condition; increment; initialization)

How many times will the loop run? for (int i = 0; i < 5; i++) { printf("%d", i); }

• 4

• 5

• 6

• 0

What will be the output of the following code? for (int i = 0; i < 3; i++) { printf("Hello "); }

• Hello

• Hello Hello

• Hello Hello Hello

• No output

In the for loop, where is the condition checked?

• After each iteration

• Before entering the loop

• Before each iteration

• After the initialization

What is the default increment in a for loop?

• +1

• -1

• 0

• There is no default increment

Can you omit the increment section in a for loop?

• Yes

• No

• Only in C++

• Only for integer loops

Which of the following will result in an infinite loop?

• for (int i = 0; i < 10; i++)

• for (int i = 0; ; i++)

• for ( ; ; )

• for (int i = 0; i > -1; i++)

What will be the output of the following code? for (int i = 0; i <= 3; i++) { printf("%d", i); }

• 012

• 0123

• 123

• 1234

Which part of the for loop is optional?

• Initialization

• Condition

• Increment

• All of the above

What will happen if the condition is always true in a for loop?

• Loop will run infinitely

• Loop will never run

• It will cause an error

• Loop will run only once