Definition - What does Computer mean?
A computer is a machine or device that performs processes, calculations and operations based on instructions provided by a software or hardware program. It has the ability to accept data (input), process it, and then produce outputs.
Computers can also store data for later uses in appropriate storage devices, and retrieve whenever it is necessary.
Modern computers are electronic devices used for a variety of purposes ranging from browsing the web, writing documents, editing videos, creating applications, playing video games, etc.
They are designed to execute applications and provide a variety of solutions by combining integrated hardware and software components.
3. Write Very short answer of the following questions.
a) What is this age called?
Ans: This age is called as era of computer technology.
b) How much time does computer take to do big calculations?
Ans: It takes just a fraction of a second to do big calculations.
c) What is the primary function of computer?
Ans: The primary function of the computer is Input, Processing, Output, Storage.
d) Will future computers be able to perform perceptual computations?
Ans: Yes, computers will be able to perform perceptual computations in future.
e) What does computer affect due to radiation?
Ans: Computer affects our eyesight due to radiation.
5. Write short answer of the following questions.
a. Define the term computer in your own word.
Do yourself.
b. List any four merits of computer.
Do yourself.
c. Give any two differences between data and information.
Do yourself.
d. What do you mean by program and instruction?
e. Mention any four disadvantages of using computer.
Do yourself.
6. Discuss the basic function and operation of computer with suitable diagram. (Long Question)
Do yourself.
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