Samacheer Kalvi 6th Science Solutions Term 1 Chapter 7 Computer – An Introduction

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Tamilnadu Samacheer Kalvi 6th Science Solutions Term 1 Chapter 7 Computer – An Introduction

Samacheer Kalvi 6th Science Computer – An Introduction Textual Evaluation

I. Choose the Correct answer.

Question 1.
Who is the father of Computer?
(a) Martin Luther King
(b) Graham Bell
(c) Charlie Chaplin
(d) Charles Babbage
Answer:
(d) Charles Babbage

Question 2.
Which of the following is another form of computer?
a. Blackboard
b. Mobile
c. Radio
d. Book
Answer:
b. Mobile

Question 3.
When was the first computer introduced?
(a) 1980
(b) 1947
(c) 1946
(d) 1985
Answer:
(c) 1946

Question 4.
Who is the computer’s first programmer?
a. Lady Wellington
b. Augusta ado Lovelace
c. Mary Curie
d. Mary Comb
Answer:
b. Augusta ado Lovelace

Question 5.
Pick out the odd one.
(a) Calculator
(b) Abacus
(c) Flash card
(d) Laptop
Answer:
(c) Flash card

II. Fill in the blanks.

1. Data is ______ information.
2. World’s first general purpose computer is ______
3. Information is ______ data.
4. Fifth generation computer had ______ intelligence.
5. ______ is the device that uses Index number.

Answers:

1. unprocessed
2. Abacus
3. Processed
4. artificial
5. Analog Computer

III. State True or False.

Question 1.
Computer is an Electronic device.
Answer:
True

Question 2.
Sir Isaac Newton invented Computer.
Answer:
False. Charles Babbage invented Computer.

Question 3.
Computer can do calculations fast.
Answer:
True

IV. Match the following.

1.	First generation Computer	a. Artificial Intelligence
2.	Second generation Computer	b. Integrated Circuit
3.	Third generation Computer	c. Vacuum tubes
4.	Fourth generation Computer	d. Transistor
5.	Fifth generation computer	e. Micro processor

Answer:

1. c
2. d
3. b
4. e
5. a

V. Answer the following.

Question 1.
What is a computer?
Answer:
The computer is an electronic device that processes data and information according to our needs. We can save the data and convert it into information.

Question 2.
Who are the pioneers/forerunners of a computer?
Answer:
Charles Babbage and Augusta Ada Lovelace are the pioneers/forerunners of the computer.

Question 3.
Write a short note on Data.
Answer:
Data is the information that has to be processed. Generally, data are in the form of numbers, alphabet, and images.

Question 4.
Name any four input devices.
Answer:
Keyboard, Mouse, Scanner and Web camera, etc.

Question 5.
Differentiate Hardware and Software
Answer:
Hardware:

1. It is available on the computer.
2. It helps the software to work.

Software:

1. It is used to run a particular program.
2. It is used for painting, playing on the computer.

VI. Answer in detail.

Question 1.
Explain in detail the Applications of computers.
Answer:

1. Computers are used in textile shops, Railway stations, Banks, ATM’s and in many places.
2. Computers are used to draw, paint and play games
3. Computers help to learn and develop general knowledge
4. Computers are used in various fields such as Business, Education, Medical, Science, Communication.
5. It helps to collect data and information.

Samacheer Kalvi 6th Science Computer – An Introduction Additional Questions

I. Fill in the blanks.

1. ______ is also a computer.
2. Computers are available in ______
3. ______ and ______ are different types of computers.

Answers:

1. Smartphone
2. different shapes
3. Laptops and tablets

II. Short Answers.

Question 1.
Mention the two types of software.
Answer:

1. Operating software
2. Application software

Question 2.
Give any two examples of operating software.
Answer:
Windows and Linux are operating software.

Question 3.
Mention any two output devices.
Answer:
Printers and Monitors are output devices.