Programming Concepts Quiz

What is an algorithm?

• A secret code used by computers.

• A set of instructions to solve a problem.

• A type of computer game.

• A special kind of math equation.

Which of the following is NOT a characteristic of a good algorithm?

• It must be easy to understand.

• It should always give the same result.

• It must be very long and complicated.

• It should be able to be followed by someone else.

What is a loop in programming?

• A way to make the computer repeat an action.

• A special type of wire used in computers.

• A place where the computer stores information.

• A sound that the computer makes.

What is a conditional loop?

• A loop that repeats a set number of times.

• A loop that repeats as long as a certain condition is true.

• A loop that never ends.

• A loop that only runs once.

What is a counter loop?

• A loop that counts the number of times it has run.

• A loop that counts the number of errors in a program.

• A loop that counts the number of computers in a network.

• A loop that counts the number of people in a room.

What does it mean to "trace an algorithm"?

• To draw a picture of the algorithm.

• To follow the steps of the algorithm step-by-step.

• To write the algorithm in a different programming language.

• To find and fix errors in the algorithm.

What is the purpose of "validation" in programming?

• To make sure the program looks good.

• To make sure the program runs quickly.

• To make sure the program works correctly.

• To make sure the program is fun to use.

What does it mean to "repurpose" a piece of code?

• To delete the code.

• To use the code for a different purpose.

• To fix errors in the code.

• To make the code run faster.

What is "reuse" in programming?

• Using the same code in multiple places.

• Using a computer for more than one task.

• Recycling old computer parts.

• Using a program to create another program.

What are "coordinates" in Scratch?

• The colors used in a Scratch sprite.

• The sounds used in a Scratch project.

• The position of a sprite on the stage.

• The speed of a sprite's movement.