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11th Computer Science Unit - 3 Reduced Syllabus Book Back Questions 2021 English Medium

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 3. COMPUTER ORGANIZATION

Choose the correct answer 

1. Which of the following is said to be the brain of a computer?

(a) Input devices (b) Output devices (c) Memory device (d) Microprocessor

2. Which of the following is not the part of a microprocessor unit?

(a) ALU (b) Control unit (c) Cache memory (d) register

3. How many bits constitute a word?

(a) 8 (b) 16 (c) 32 (d) Determined by the processor used.

4. Which of the following device identifies the location when address is placed in the memory address register?

(a) Locator (b) Encoder (c) Decoder (d) Multiplexer

5. Which of the following is a CISC processor?

(a) Intel P6 (b) AMD K6 (c) Pentium III (d) Pentium IV

6. Which is the fastest memory?

(a) Hard disk (b) Main memory (c) Cache memory (d) Blue-Ray disk

7. How many memory locations are identified by a processor with 8 bits address bus at a time?

(a) 28 (b) 1024 (c) 256 (d) 8000

8. What is the capacity of 12cm diameter DVD with single sided and single layer?

(a) 4.7 GB (b) 5.5 GB (c) 7.8GB (d) 2.2 GB

9. What is the smallest size of data represented in a CD?

(a) Blocks (b) Sectors (c) Pits (d) Tracks


Very Short Answers 

(1) What are the parameters which influence the characteristics of a microprocessor?

(2) What is an instruction?

(5) Which source is used to erase the content of a EPROM?


Short Answers 

(1) Differentiate Computer Organization from Computer Architecture.

(2) Classify the microprocessor based on the size of the data.

(3) Write down the classifications of microprocessors based on the instruction set.

(4) Differentiate PROM and EPROM.

(6) Differentiate CD and DVD

(7) How will you differentiate a flash memory and an EEPROM?


Explain in detail 

(1) Explain the characteristics of a microprocessor.

(3) Arrange the memory devices in ascending order based on the access time.

(4) Explain the types of ROM.

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