O level Computer Science Quizzes

Revising Computer Science with Quizzes

(Computer Science quizzes for students doing the GCE O Level)

A computer is an  electronic device, operating heavily influenced by guidelines put away in its own memory that can acknowledge information (input), measure the information as per specified rules, produce information (output), and store the  information for future use or we can define a computer as a programmable electronic device that accepts raw data as input and processes it with a set of instructions known as programs to produce the results as output. It produces the output after performing logical and mathematical operations and this output can be saved for future use. A computer can process both numerical and non-numerical calculations.

According to Oxford Advanced Learner's Dictionary science is knowledge about the structure and behaviour of the natural and physical world, based on facts that you can prove

Computer Science is therefore the study of the principles and use of computers.

Uses of a Computer

Computer have so many uses in so many places

At Home, computers are used for;

• Playing computer games
• Writing
• Solving math problems
• Watching videos
• Listening to music and audio
• Audio, Video and photo editing
• Creating sound or video
• Communicating with other people
• Using The Internet
• Online shopping
• Drawing
• Online bill payments

At Work, computers are used for;

• Word processing
• Spreadsheets
• Presentations
• Photo Editing
• E-mail
• Video editing/rendering/encoding
• Audio recording
• System Management
• Website Development
• Software Development

There are so many other uses of computer and we can't list everything here so for more information, tap "More uses of computers."

Also, in computer science we have what is known as computer hardware and computer software. Hardware is any physical devices that is used in or with machine to input data into the machine whereas Software is a collection of codes installed onto your computer's hard drive.

Here at gcequiz.com, we have lots and lots of quizzes that you can use to revise and have fun when you're done studying or when you're studying. Our quizzes are going to focus on most of these aspects and these quizzes are free of charge.

Are you confident enough to try out our quizzes?, if YES then select a quiz below and if you want to do something else, tap on "Mobile Quiz".