Code.org CSD Unit 1 Chapter 2

What are the 4 components that make a computer a computer?

• Output, algorithms, power, keyboard

• keyboard, mouse, monitor, hard drive

• Input, output, storage, process

• internet connectivity, apps, keyboard, processor

Algorithms are...

• a set of instructions or rules a computer follows in order to process input into output

• computer storage components

• a lighthearted dance performed by algae during reproduction season

• a set of data sent over an IP address and is presented as output to the server

Input is...

• Information the computer gives to the user

• Information one server sends to another server

• Information a user gives to the computer

Output is...

• Information the user gives to the computer

• Information the computer gives to the user

• Information the keyboard gives to the mouse

An algorithm is

• a dance

• measures your heartbeat

• a list of steps to complete a task

• musical

True or false: You cannot count as high using binary numbers as you can with decimal numbers.

• True

• False

When a computer "processes", it...

• turns input into output

• turns output into input

• turns stored information into input

• turns knowledge into power

Which of the following can be both an INPUT OR an OUTPUT?

• Touchscreen

• Keyboard

Which of the following is not a input?

• Mouse

• Camera

• Projector

Which of the following is not an output device?

• Printer

• Microphone

• Speakers