Lesson 6: C++ Functions

Question 1

It is a block of code that performs some operation.

Answer 1

Function

Question 2

It can optionally define input parameters that enable callers to pass arguments into the function.

Answer 2

Function

Question 3

What are the 5 advantages of using C++ functions?

Answer 3

1. Easier to code
2. Easier to modify
3. Easier to maintain and debug
4. Reusability
5. Less programming time

Question 4

What are the 2 types of C++ functions?

Answer 4

1. Pre-defined, library, or built-in
2. User-defined

Question 5

These functions are part of the compiler package.

Answer 5

Pre-defined/library/built-in

Question 6

These functions are created as per the requirements of your program.

Answer 6

User-defined functions

Question 7

It is a variable in a function definition. It is a placeholder and hence does not have a concrete value.

Answer 7

Parameter

Question 8

It is a value passed during function invocation.

Answer 8

Argument

Question 9

What are the 4 types of user-defined functions?

Answer 9

1. Functions with no argument and no return value
2. Functions with arguments and a return value
3. Functions with arguments and no return value
4. Functions with arguments and a return value