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WorksheetsComputer Science Basics Quiz 1 Period 1
Total questions: 20
Worksheet time: 12mins
Fetches instructions from memory and executes them.
Central Processing Unit (CPU)
Mouse
Computer Hardware
Programming language
A global network of billions of computers and other electronic devices.
Software
Internet
Algorithm
Printer
Is credited with popularizing the term "debugging" for fixing computer glitches.
Charles Babbage
Admiral Grace Murray Hopper
Ada Lovelace
Joseph Clement
A collection of different websites that you can access through the Internet.
HTML and CSS
Internet
Network
World Wide Web
A program that tells hardware what to do and how to do it.
Programming languages
Software
HTML and CSS
Algorithms
These are examples of input devices.
True
False
An algorithm is a set or series of steps used to complete a specific task.
True
False
Is this an input or output device?
Input
Output
Computers use the ____________________number system to store data and perform calculations.
binary
decimal
hexadecimal
octal
__________________ make up the code that powers much of our technology
Programming languages
Internet
HTML
Algorithms
The __________________________ is sometimes referred to as a computer's brain, and it performs the calculations needed by a computer system.
Central Processing Unit (CPU)
Motherboard
Optical Drive
Operating system
The ________________ is a printed circuit board that connects all of the computer components and lets them communicate.
motherboard
power supply
video card
central processing unit
Makes measurements with lights and sensors. The sensor sends signals to the computer, telling it where to move the pointer on the computer screen.
optical mouse
pointer
touchpad
trackpad
Are languages used to create the structure and appearance of almost every website. (Choose 2)
JAVA
CSS
HTML
C++
An ____________________ can be used to listen to music, watch movies or install hardware.
optical drive
hard drive
CD/DVD
SSD Drive
A _________________ is dedicated to outputting images to a display.
monitor
CPU
video card
software
Software is any element of a computer that's physical.
True
False
_____________________ designed the first computer.
Charles Babbage
Ada Lovelace
Admiral Grace Murray Hopper
Joseph Clement
Is random access memory (RAM) long-term or short term memory?
long-term
short-term
The binary number system is used by computers and has only two numbers, ______________ .
0 and 1
0 and 9
1 and 2
1 and 10
