wayground logo

Free Printable Worksheets

Font size

S
M
L
XL
Worksheets

How Computers Work Ombibus

Total questions: 25

Worksheet time: 14mins

Name
Class
Date
1.

Examples of machines that help with manual labor are:

a)

wheelbarrow

b)

calculator

c)

tractor trailer

d)

hammer

2.

What is an algorithm?

a)

a mathematical equation

b)

a calculator battery

c)

a series of commands

d)

a word processor

3.

Select the devices that can input information into computers:

a)

microphone

b)

mouse

c)

sensors

d)

keyboard

e)

camera

4.

Which one is NOT a basic computer function?

a)

input

b)

output

c)

recording

d)

processing

e)

storage

5.

Check all the forms of input:

a)

text

b)

videos

c)

virtual reality

d)

photos

e)

games

6.

Wires and _______ carry all information in a computer.

a)

circuits

b)

waves

c)

electrodes

d)

bytes

7.

________ is the smallest piece of information a computer can store.

a)

gigabyte

b)

bit

c)

pixel

d)

RAM

8.

The Binary Number System consists of these two numbers

a)

2 and 4

b)

5 and 10

c)

0 and 1

d)

3 and 7

9.

________ are the tiny dots that make up every image, video, or graphic.

a)

RBG code

b)

bytes

c)

pixels

d)

oranges

10.

Sounds is a series of vibrations in the air. Vibrations are represented graphically as __________.

a)

trumpets

b)

slopes

c)

data

d)

waveforms

11.

Input and ______ are types of information represented by on/off signals or 1s and 0s.

a)

binary

b)

technology

c)

output

d)

logic gates

12.

To process input and make output information, a computer needs to modify and combine input signals using...

a)

electricity

b)

operating systems

c)

RAM

d)

circuits

13.

Which is an example of a logic gate?

a)

and

b)

yet

c)

but

d)

then

14.

________ are put side-by-side to add together much larger numbers.

a)

adder circuits

b)

electric circuits

c)

adding logic gates

d)

binary code

15.

Modern circuits are perform _______ of calculations per second.

a)

hundreds

b)

billions

c)

thousands

d)

millions

16.

What four things do all computers do?

a)

input, evaluate, output, and print

b)

input, store, process, and output

c)

input, print, evaluate, and delete

d)

input, evaluate, delete, and print

17.

Examples of input:

a)

printer, monitor, Blu-ray, and phone

b)

regular monitor, wires, printer

c)

keyboard, camera, GPS, touchscreen, car sensors

d)

phone, tablet, Netflix, and Chromebook

18.

Memory:

a)

stores information

b)

types information

c)

prints information

d)

views information

19.

CPU (Central Processing Unit):

a)

types information

b)

is not part of a phone

c)

clicks on information

d)

calculates information

20.

Examples of output:

a)

printer, monitor, robots

b)

ESP, microwaves, FitBits

c)

keyboard, mouse, camera, microphone

d)

Google, Microsoft, Netflix

21.

Which parts are computer hardware?

a)

circuits

b)

wires

c)

plugs

d)

chips

e)

speakers

22.

Software, or computer programs, are _____ running on the machine.

a)

hardware

b)

applications

c)

code

d)

cords

23.

Which would NOT be an example of software?

a)

games

b)

apps

c)

websites

d)

maps

e)

circuits

24.

This is the master chip that controls all the other parts of the computer:

a)

CPU

b)

bits

c)

circuit board

d)

megapixels

25.

Binary is one way to write software code. Others are:

a)

Python

b)

Tarantula

c)

Ruby

d)

Blockly