Unit 3 Review

Categorize input devices and output devices.

Groups:

(a) Input Devices

,

(b) Output Devices

• Sensors

• Keyboard

• Microphone

• Lights

• Speakers

• Monitors

• Screen/Displays

• Mouse

• Buttons

Which component is the brain of the computer?

• CPU
• RAM
• hard drive
• motherboard

Match the definition with the word that it most closely describes.

• repeats until certain condition is met

• Loop

• Actions depends on true/false conditions

• Conditionals

• Tells how many times to repeat the block

• Algorithms

• instructions that the computer follows

• Parameter

What are the four main components that make up any computer?

• Input, output, processor, memory

• input, output, function, algorithms

• hardware, software, output, math

• hardware, software, input, loops

• Science, Technology, Engineering, Arts, Math

Looking at the chart. If you were given an input of 8, what would your output be?

• 12

• 14

• 16

• 24

Label the parts of the micro:bit.

a

b

c

d

Input Device

Reset Button

LED Display

Touch Sensor

Microphone

Mute Button

Which of the following is an example of a loop?

• Watching a movie.

• Going to the store.

• Feeding your dog.

• Going to bed.

The computer can work without the CPU

• TRUE

• FALSE