SE 1 Review

Which of the following statements is the simplest and most accurate definition of a computer?

• A computer is a machine that is able to solve any problem.

• A computer is something that runs applications and accesses the internet

• A computer is a machine that can be programmed.

• A computer is something that performs calculations by following and executing specific instructions to solve a problem.

Which of the following is NOT a main component of a computer's hardware?

• Memory

• Binary

• CPU

• Motherboard

A mouse is an

• input

• storage

• output

• software

A speaker is an

• input

• storage

• output

• software

A DVD

• input

• storage

• output

• software

A printer is

• input

• storage

• output

• software

A microphone is

• input

• storage

• output

• software

An operating system is

• input

• storage

• output

• software

Which of the following commands is a valid Karel command?

• move

• move();

• move()

• move;

How can we teach Karel new commands?

• Define a new function

• the start function

• for loop

• while loop