Ozaria Chapter 3 Quiz

What is the primary focus of Ozaria Chapter 3 Module 2?

• Learning about variables

• Introduction to loops

• Understanding functions

• Exploring conditional statements

Which of the following is an example of a function in programming?

• `if (x > 5)`

• `for (i = 0; i < 10; i++)`

• `function myFunction() {}`

• `let x = 10;`

What is the purpose of a function in programming?

• To repeat a block of code a number of times

• To store a value

• To perform a particular task

• To make a decision

How can functions help in writing code?

• By reducing repetition in the code

• By increasing the speed of execution

• By creating more variables

• By generating random numbers

What is a parameter in a function?

• A variable used to store data

• A special keyword in programming

• An error in the function

• A value passed to the function

Consider the function `calculateArea(length, width)`. What are `length` and `width` in this context?

• Functions

• Parameters

• Variables

• Constants

What does it mean to "call" a function?

• To define a function

• To delete a function

• To execute the code inside a function

• To pass a parameter to a function

If a function does not explicitly return a value, what does it return by default in many programming languages?

• 0

• `null`

• `undefined`

• An error

Which of the following is a correct way to define a function in JavaScript?

• `function = myFunction() {}`

• `function myFunction() {}`

• `let function myFunction() {}`

• `myFunction(): function {}`

Why is it important to give functions descriptive names?

• To make the code run faster

• To avoid using comments in the code

• To make the code easier to understand and maintain

• To prevent syntax errors