Class 4 Chapter one Computer Fundamentals
Q.2. Answer the following questions.
a. What is a computer?
Ans: A computer is an electronic device that accepts data and instructions, processes them, and gives meaningful results i.e. information.
b. How does a computer work?
Ans: Computer work in three steps Input, Process, and output.
c. What is Input?
Ans: The data and instructions which we enter into the computer are known as INPUT.
d. What is processing?
Ans: When we input raw data into the computer, the computer changes the data into meaningful information which is called processing.
e. What is the output?
Ans: After processing the data, the computer gives a result or information which is known as OUTPUT.
f. Name any two storage devices.
Ans: Two examples of Storage devices are: Hard disk and Pendrive
Q.2. Answer the following questions.
a. What is a computer?
Ans: A computer is an electronic device that accepts data and instructions, processes them, and gives meaningful results i.e. information.
b. How does a computer work?
Ans: Computer work in three steps Input, Process, and output.
c. What is Input?
Ans: The data and instructions which we enter into the computer are known as INPUT.
d. What is processing?
Ans: When we input raw data into the computer, the computer changes the data into meaningful information which is called processing.
e. What is the output?
Ans: After processing the data, the computer gives a result or information which is known as OUTPUT.
f. Name any two storage devices.
Ans: Two examples of Storage devices are: Hard disk and Pendrive
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