CPP Midterm

What will be the output of the following code?

• A

• B

• C

• None of the above

What will be the output of the following code?

• Compilation error

• A

• B

• Runtime error

What is the value of x after the following code is executed?

• 0

• 1

• 2

• 3

Which of the following is not a valid C++ comparison operator?

• ==

• =

• >=

• !=

What is the correct way to comment out a single line in C++?

• // This is a comment

• /* This is a comment */

• ' This is a comment

• # This is a comment

Given the following code, what is the value of result?

• 3

• 13

• 8

• 40

Which of the following statements is true about the --- if-else --- statement in C++?

• An if-else statement can have multiple else blocks.

• An if-else statement can only have one if block.

• The else block is optional.

• if-else statements can only be used for numerical comparisons.

What is the value of result after executing the following code?

• 10

• 20

• 0

• 30

What is the output of the following code?

• A

• B

• C

• AB

In C++, how is the if-else if ladder different from a series of independent if statements?

• The if-else if ladder only executes the first true condition.

• The if-else if ladder allows for multiple conditions to be true.

• The if-else if ladder is more efficient and faster.

• The if-else if ladder is not used in C++.