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How Computers Work - #5

Total questions: 11

Worksheet time: 6mins

Name
Class
Date
1.

According to the video, all computers do these same four things...

a)

Input, output, CPU, and RAM

b)

Crash, burn, hang, and virus

c)

Input, store, randomize, and print information

d)

Input, store, process, and output information

2.

According to the video, INPUT DEVICES do what?

a)

Calculates information

b)

Convert physical input to binary information

c)

Store information

d)

Converts information to physical output

3.

According to the video, MEMORY does what?

a)

Calculates information

b)

Convert physical input to binary information

c)

Stores information

d)

Converts information to physical output

4.

According to the video, the CPU (central processing unit) does what?

a)

Calculates information

b)

Convert physical input to binary information

c)

Stores information

d)

Converts information to physical output

5.

According to the video, OUTPUT does what?

a)

Calculates information

b)

Convert physical input to binary information

c)

Stores information

d)

Converts information to physical output

6.

Select all of the things that are INPUT devices of your computer.

a)

Mouse

b)

Printer

c)

Keyboard

d)

Monitor

e)

Your cat

7.

When we talk about BINARY in computers, we are talking about what?

a)

Binoculars

b)

Ones and zeroes

c)

Base-16 numbers

d)

Two canaries

8.

When you type a letter on the keyboard, how is that letter sent to the CPU?

a)

As a series of dots and dashes

b)

The keyboard draws the letter on the CPU's whiteboard

c)

As ones and zeroes (binary)

d)

Different colors for different letters

9.

According to the video, when the CPU understands that you typed the letter 'B', it does what?

a)

Retrieves from memory the instructions on how to draw the letter 'B', pixel by pixel.

b)

The CPU asks the keyboard to repeat, just to make sure there's been no misunderstanding.

c)

The CPU waits to see if you will press 'B' again.

d)

Re-converts the binary version of 'B' back to the physical, and pushes the key back up.

10.

Select all of the OUTPUT devices.

a)

Printer

b)

Keyboard

c)

Monitor

d)

Speakers

e)

Your cat

11.

What are the four tasks all computers do? Choose the best answer.

a)

Red, green, blue, and alpha channel

b)

Store information, print information, and read and write information

c)

Input information, store and process information, and output information

d)

Give us something to put in our bags or desktop, and go dead when we forget to charge them.