PLTW POE - Advanced Programming

A while loop in programming is a loop

• A while loop is a method for sorting data in arrays.
• A while loop is used to define a variable in programming.
• A while loop is a control flow statement that allows code to be executed repeatedly based on a given condition is True.

• A while loop is a type of function that executes once.

What controls how long or how many times a while loop repeats?

• The number of iterations

• The condition

• The loop variable

• The program

Fill in the blank: When the condition is false, the program exits the ______ loop and the remainder of the program executes.

• while

• if

• switch

• for

Determine the function of the while loop in the given code snippet.

• It repeatedly executes a block of code as long as a condition remains true.

• It executes a block of code only once.

• It executes a block of code a fixed number of times.

• It doesn't execute any block of code.

Boolean

• A single value of either TRUE or FALSE
• Any valid unit of code that resolves to a value.
• Part of a program that does not work correctly.

How many possible answers are there in Boolean Logic?

• 1

• 2

• 3

• 4

What does the comparison operator '<=' mean?

• less than or equal to

• greater than

• equal to

• not equal to

Match the comparison operator to the correct description

• Not equal to

• !=

• >

• Greater than

• Less then

• ==

• Equal to

• <

What is the function of the operator 'a + b'?

• Subtraction

• Addition

• Multiplication

• Division

What does the operator 'a - b' do?

• Adds two values

• Subtracts two values

• Multiplies two values

• Divides two values