Samacheer Kalvi 9th Science Book Back Answers Chapter 18

Samacheer Kalvi 9th Science Book Back Question and Answers:

Samacheer Kalvi 9th Standard Science Book Back 1 Mark and 2 Mark Question & Answers PDF uploaded and available below. Class 9 New Syllabus 2022 to 2023 Book Back Questions & Answers/solutions available for both English and Tamil Medium. Class 9 std Science Book Term 2 Chapter 9 – Parts of Computer Answers/Solutions Guide are uploaded on this page. In the new 9th Science syllabus Term 1, Term 2 and Term 3 are combined into a single book. The 9th standard Science Book consists of 27 Units. All 27 chapters of Term 1st, 2nd, 3rd Science Book Back One, and Two Mark Solutions are given below.

Check Unit wise and  Samacheer kalvi 9th standard Science Book Back Question and Answers Guide/Solutions PDF format for Free Download. Check and download all subjects in English, Tamil, Maths, Science, and Social Science Book Back Questions and Answers available in PDF. Check 9th Science – Physics, Chemistry, and Biology below. See below for the Samacheer Kalvi 9th Science Book Back Answers Guide Term 2 Chapter 9 PDF:

9th Science Book Back Term 2 Chapter 9 Solutions Guide PDF:

Samacheer Kalvi 9th Science Subject 1 Mark and 2 Mark Solutions Guide PDF available below. Click the Download option to download the book back 1 Mark & 2 Mark questions and answers. Take the printout and use it for exam purposes.

9th Science Term 2 Chapter – 9

Parts of Computer – Book Back Answers

I. Choose the correct answer

1. Which one of the following is an output devide?
a) Mouse
b) Keyboard
c) Speaker
d) Pendrive

2. Name the cable that connects CPU to the monitor
a) Ethetnet
b) VGA
d) USB

3. Which one of the following is an input device?
a) Speaker
b) Mouse
c) Monitor
d) Printer

4. Which one of the following is an example for wireless connections?
a) Wi-Fi
b) Electric wires
c) VGA
d) USB

5. Pen drive is device.
a) Output
b) Input
c) Storage
d) Connecting cable

II. Match the following:

1. VGA                  a) Input device
2. Bluetooth        b) connecting cable
3. Printer              c) LDMI
4. Keyboard         d) wireless connection
5. HDMI               e) output device

Ans: 1-b; 2-d; 3- e; 4-a; 5- c

III. Short Questions & Answer:

1. Name the parts of computer.
Three parts of the computer are Input unit, Central Processing Unit (CPU) and Output Unit.

2. Write out any two differences between input and output devices.

Input device Output device
The input unit helps to send the data and commands for processing. The output unit converts the command received by the computer in the form of binary signals into easily understandable characters.
Keyboard, mouse, scanner, barcode, reader, microphone, mic, web camera, light pen are some of the input devices. Monitor, printer, speaker, scanner     are some of the output devices.

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