11th Computer science - Book Back Answers - Chapter 1 - English Medium Guides

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Tamil Nadu Board 11th Standard Computer science - Chapter 1: Book Back Answers and Solutions

    This post covers the book back answers and solutions for Chapter 1 – Computer science from the Tamil Nadu State Board 11th Standard Computer science textbook. These detailed answers have been carefully prepared by our expert teachers at KalviTips.com.

    We have explained each answer in a simple, easy-to-understand format, highlighting important points step by step under the relevant subtopics. Students are advised to read and memorize these subtopics thoroughly. Once you understand the main concepts, you’ll be able to connect other related points with real-life examples and confidently present them in your tests and exams.

    By going through this material, you’ll gain a strong understanding of Computer science Chapter 1 along with the corresponding book back questions and answers (PDF format).

Question Types Covered:

• 1 Mark Questions: Choose the correct answer, Fill in the blanks, Identify the correct statement, Match the following 
• 2 Mark Questions: Answer briefly 
• 3, 4, and 5 Mark Questions: Answer in detail

All answers are presented in a clear and student-friendly manner, focusing on key points to help you score full marks.

All the best, Class 11 students! Prepare well and aim for top scores. Thank you!

Chapter 1 :Introduction to Computers

I. Choose the correct answer

1. First generation computers used
(a) Vacuum tubes.
(b) Transistors
(c) Integrated circuits
(d) Microprocessors
Answer Key:
(a) Vacuum tubes.

2. Name the volatile memory
(a) ROM
(b) PROM
(c) RAM
(d) EPROM
Answer Key:
(c) RAM

3. Identify the output device
(a) Keyboard
(b) Memory
(c) Monitor
(d) Mouse
Answer Key:
(c) Monitor

4. Identify the input device
(a) Printer
(b) Mouse
(c) Plotter
(d) Projector
Answer Key:
(b) Mouse

5. Output device is used for printing building plan.
(a) Thermal printer
(b) Plotter
(c) Dot matrix
(d) inkjet printer
Answer Key:
(b) Plotter

6.In ATM machines, which one of the following is used to
(a) Touch Screen
(b) speaker
(c) Monitor
(d) Printer
Answer Key:
(a) Touch Screen

7. When a system restarts which type of booting is used.
(a) Warm booting
(b) Cold booting
(c) Touch boot
(d) Real boot.
Answer Key:
(a) Warm booting

8. Expand POST
(a) Post on self Test
(b) Power on Software Test
(c) Power on Self Test
(d) Power on Self Text
Answer Key:
(c) Power on Self Test

9. Which one of the following is the main memory?
(a) ROM
(b) RAM
(c) Flash drive
(d) Hard disk
Answer Key:
(b) RAM

10. Which generation of computer used IC's?
(a) First
(b) Second
(c) Third
(d) Fourth
Answer Key:
(c) Third

II. Very Short Answers

11th computer science

III. Short Answers

11th computer science

IV. Explain in detail

11th Computer science