WorksheetsComputer Science Unit 1 Review
Total questions: 20
Worksheet time: 13mins
What are the four things computers do?
Which of the following is NOT an input device?
Keyboard
Touchscreen
Monitor
Computer mouse
A calculator app displaying the solution is an example of a(n)...
Input
Output
Processing
Storage
Which of the following is an example of user input?
Your directions app knowing your location
Snapchat suggesting friends based off your contacts
Typing in your birthday on Insta
YouTube suggesting videos based on history
A computer searching a list for a match is an example of...
Input
Output
Processing
Storage
An app that finds a celebrity with the same birthday as you is an example of what type of processing...
If/Then
Comparing
Finding a Match
Counting
Instagram only lets you make an account IF your age is over 13. This is an example of what type of processing...
If/Then
Comparing
Finding a Match
Counting
TikTok keeping track of the number of likes on a video. This is an example of what type of processing...
If/Then
Comparing
Finding a Match
Counting
An app decides a winner by deciding which player has a higher score. This is an example of what type of processing...
If/Then
Comparing
Finding a Match
Counting
Define: If/then
If something is true, then do something else
Keep track of how many of something there are.
The thinking work computers do to turn input into output
Search a list or group of things for a match.
Define: Input
The thinking work computers do to turn input into output
The information computers give to users, devices, or other computers
A situation that could be fixed or improved
The information computers get from users, devices, or other computers
Define: Output
The thinking work computers do to turn input into output
The information computers give to users, devices, or other computers
A situation that could be fixed or improved
The information computers get from users, devices, or other computers
Define: Algorithm
The thinking work computers do to turn input into output
A step-by-step process used for solving a problem
A situation that could be fixed or improved
The information computers get from users, devices, or other computers
Define: Debugging
The thinking work computers do to turn input into output
A step-by-step process used for solving a problem
A situation that could be fixed or improved
the process of finding and fixing errors or bugs in the source code of any software.
Define: Processing
The thinking work computers do to turn input into output
A step-by-step process used for solving a problem
A situation that could be fixed or improved
The information computers get from users, devices, or other computers
Define: Counting
If something is true, then do something else
Check whether things are the same, or one is bigger than the other.
Search a list or group of things for a match.
Keep track of how many of something there are.
Define: Comparing
If something is true, then do something else
Check whether things are the same, or one is bigger than the other.
Search a list or group of things for a match.
Keep track of how many of something there are.
Define: Finding a Match
If something is true, then do something else
Check whether things are the same, or one is bigger than the other.
Search a list or group of things for a match.
Keep track of how many of something there are.
What is a bit?
a 1 or 0
a string of 1s and 0s together
A piece of information
A unit used in gaming
How many bits in a byte?
4
8
16
64
