Quiz 4 Functions in Dart

Full Name (Family & First Name)

What is a function in Dart?

• A) A type of variable
• B) A block of code that performs a specific task
• C) A loop in a program
• D) A way to store data

Why should we use functions in Dart?

• A) To make the program look fancy
• B) To repeat the same code many times
• C) To reduce repetition and improve readability
• D) To slow down the program

What is a named function type?

• A) A function that has a name and can be reused
• B) A function without a name
• C) A function that only returns numbers
• D) A function used only once

What is an anonymous function type?

• A) A function that has a secret code
• B) A function with no name, used for short tasks
• C) A function that cannot be called
• D) A function that always returns void

How do you call a function in Dart?

• A) By writing its name followed by parentheses
• B) By writing call function
• C) By using the print statement
• D) By declaring it again

What is the purpose of parameters in a function?

• A) To decorate the function
• B) To allow functions to accept input values
• C) To store variables
• D) To stop a function from running

What is the difference between a parameter and an argument?

• A) A parameter is used inside the function, and an argument is the actual value passed when calling the function
• B) A parameter is always a number, and an argument is always text
• C) A parameter is the function name, and an argument is the function body
• D) There is no difference

What does a function return?

• A) Always a string
• B) Always an integer
• C) Any value or nothing (void)
• D) A new function

What is an arrow function in Dart?

• A) A function that uses an arrow symbol (=>) for short expressions
• B) A function that only works in loops
• C) A function that does not return any value
• D) A function that must be inside a class