Chapter 4 Types of Computer
Write very short answers to the following questions.
a. Name the computers on the basis of work.
Ans: There are three types of computers on the basis of work they are, analog, digital and hybrid computers.
b. Which computer has the combined features of analog and digital computer?
Ans: Hybrid computer has the combined features of analog and digital computers.
c. Which computer can be used to process numeric as well as non-numeric data?
Ans: Digital computers can be used to process numeric as well as non-numeric data.
d. Which device is used to measure blood pressure and temperatures these days?
Ans: Analog devices are used to measure blood pressure and temperatures these days.
e. Write any two examples of the mainframe computers.
Ans: IBM 401 and ICL 2950 are the two examples of mainframe computers.
f. Name some laptop manufacturing companies.
Ans: Dell, Samsung, Acer, and HP are popular laptop manufacturing companies.
Write short answers to the following questions.
a. Define analog computers with any four features.
Ans:
Features of analog computer.
i) The speed of an analog computer is high.
ii) These computers are not reliable and do not display actual data.
iii) These computers are the base for digital computers.
iv) These computers have small storage capacity or no memory.
b. Write down the features of the digital and hybrid computers.
Ans: Features of digital computer:
i) These computers are easy to use.
ii) These computers are reliable.
iii) These computers have large memory and storage capacity.
iv)
Features of Hybrid computer.
i) It has the combined features of analog and digital computer.
ii) These computers are reliable and provide accurate result.
iii) It is mainly used in robotics.
iv) These are the special purpose computers.
c. What are the computers on the basis of size? Define ant two of them.
Ans:
d. Write any four characteristics of desktop computers.
Ans:
e. Why are laptops and laptop computers popular these days?
Ans:
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