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WorksheetsIntroduction to Computer
Total questions: 15
Worksheet time: 9mins
Who invented the first functional computer?
Herman Hollerith
Charles Babbage
Blaise Pascal
Ada Lovelace
A computer is an electronic device that can:
accept
process
send an output
All of the above
Which of the following does a computer accepts?
Data
Information
instructions
All of the Above
Which part of the computer does the processing?
Input
Output
CPU
Storage
The CPU is considered the heart of a computer.
True
False
In the stages of processing which shows how a computer work, the first stage is ______________.
Output
Processing
Storage
Input
What do we call all the raw facts and figures.
Data
Information
Facts
None of the above
___________________________Is organized, structured and Conveys a message.
Data
Information
Facts
Figures
Which of the following are examples of Data?
Numbers
Images
Letters
All of the Above
Information by itself have no meaning.
True
False
Which of the following are ways to care for your computer?
1. You can eat but Not drink around your computer
2. Keep in a cool environment
3. Keep away from the direct sunlight Avoid extra heat
4. Service and Upgrade Software as needed
5. Plug your computer into the wall
6. Remove Antivirus Software
1, 2 ,3 and 4
2, 3 and 6
2, 3, 4
4 only
Which of the following is NOT an Advantage of a computer?
Computers can perform calculations much more quickly and accurately than humans.
Large amount of data can be stored in a small amount of space.
Computer can causes redundancy in the workplace, therefore employees may lose their jobs.
Computers can work continuously and perform repetitive task without getting tired.
Which of the following is NOT a Disadvantage of computers?
Computer make it easy for people to misuse information.
Computers can simulate things that could be too dangerous for humans to attempt
computers are Expensive
Excessive use of computers can cause health risks - eyestrain, etc.
Unauthorized persons who break into a computer systems in order to steal, change or destroy information are called________________.
Hackers
Users
Programmers
owners
A computer system is made up of Hardware and Software.
True
False
