Computer Science XI

NEB Examinations Questions

                                               Group a

  1. What is program documentation? Why documentation is important for successful implementation of a system?
  2. Discuss the term computer architecture. Draw block diagram and explain main component of computer system.
  3. What do you mean virtual memory? How does it differ from main memory and secondary memory? Discuss

                                                      Group b

4 What do you mean by generation of computer? Explain the characteristics of third generation computer.

5 What is hexadecimal number system? Convert 1110112 into base16

6 What are super computer and explain their application in real life.

7 Describe the difference between serial and parallel interfaces

8 What do you mean by DBMS? Explain its function

9 What is flow chart? Write difference between program flow chart and system flow chart.

10 What is program debugging? Difference between syntax and logical error?

11 What is o.s? Explain its functions.

12 Construct truth table of NAND operation

13 What do you mean by data sequencing? Difference between random access and sequential access.


1 What is o.s.what is its purpose? List the function

2 What are the main types of computer and explain how they differ from one another.

3 Describe and 5 ways in which IT can help students studying than other?

4Write brief notes of achievement of computer scientist

A Howard akin

B Herman Hollerith

5 difference between impact and non-impact computer.

6 What are the characters necessary for programming to be as an hll?

7 Define NOR gate and draw its logic symbol.

8 What is binary number system? Convert a5b into decimal

9 Write short notes on

  1. Analog computer
  2. Micro computer

10 Explain the difference between relation database and flat file system

11 Explain the work done by CU and ALU OF COMPUTER

12 Explain the following software package

  1. Cut and paste
  2. Test justification

1 What is OS?

2 EXPLAIN WHY CUI IS BETTER THAN gui.

3 Explain the role of memory in a computer and difference between main memory and auxiliary memory.

4 What do you mean by peripheral? Difference between impact and non-impact printer

5 Write brief notes on: IBM pc and ibm compatible

6 Difference between hardware software and firmware

7 What do you mean by word processing? Difference between word processing and processing software.

8 Define flow chart and algorithm with examples.

9 Difference between compiler and interpreter.

10 What neither is NOR gate with its truth table

11 Write about centralizes and distributed DBMS.

12 What is hexadecimal number system? Convert 637 into hexadecimal no. System

13 Explain about input and CU of computer

14 xplain the following

  1. Document formatting
  2. Cell referencing in spread package

1 Explain the importance of OS. Difference between GUI AND CUI

2 What is memory? Difference between primary and secondary memory? Why hard disk is popular than floppy disks?

3 What do you mean by system and application software? Explain any 5 areas of computer application.

4 State the characteristics of 4th generation computer.

5 Difference between mini and main frame computer.

6 What is binary number system? Convert BBA in decimal number system

7 Construct truth table of XOR AND Xnor operation

8 Explain the function of CPU

9 WHAT IS IMPUT Device> Difference between hard and soft copy output devices

10 What is algorithm? Explain the advantages of algorithm

11 What is spreadsheet package? State its advantages

12 What is DMBS? Explain importance of DBMS.

13 Write short notes on

  1. Charles Babbage
  2. MICR
  3. Laser printer

1 What is OS? EXPLAIN THE FUNCTION of os

2 Explain the components of computer system with block diagram

3 What is application area of computer?

4 What is programming? Difference between flowchart and algorithm

5 What are logic gates? Difference between NAND and NOR gate

6 What is memory? Explain main and secondary memory.

7What is hexadecimal number system? Convert BCA into base 8

8 Explain the generation of computer

9 What is data and information? Explain advantages of database management system

10 What is software? Why GUI is more popular the CUI?

11 Differences between IMPACT AND NON IMPACT PRINTER.

12Write short notes on

  1. Scanner
  2. Printer

13 difference between analog and digital computer.


1What are the programming language?explain each of them in detail

2 What is an OS? Explain its function?

3 Draw block diagram and explain the component of computer system

4 What is printer?

5 Difference between hardcopy and softcopy printer

6 Discuss generation of computer

7 Difference between mini and main frame computer

8 What is binary number system? Convert beee into binary

9 What is database? Explain the importance of database.

10 What is a logic gate? Explain nand gate with truth table

11 What is memory? Difference between primary and secondary memory.

12 What is bus in architecture? Explain

13Write short notes of

  1. Joystick
  2. Modem

1 What is computer in architecture? Draw and explain block diagram of computer with logical connection.

2 What is operating system? Explain the different types of OS with examples?

3 What do you mean by generation of computer? Explain technology used different generation of computer

4 What is super computer? Explain their application in real life situation.

5 What are application areas of computer? Explain in brief

6 What are computer gates? What is Difference betweenNAND and NOR gate with examples.

7 What is hexadecimal number system? Conver B8C hexadecimal into base 8 number system

8 What is programming? Difference between flowchart and algorithm.

9 Difference between impact and non-impact printer.

10 What is output? Difference between CRT AND LCD MONITOR.

`11 Define software. Explain diffentent software in detail.

12 Differences between RAM and ROM.

13 WRITE SHORT NOTES ON:

  1. Advantages of DBM
  2. Cache memory

1 What is programming language?explain the types of programming language with merit and demerit.

2 What is operating system?explain the function of operating system

3 Define memory. Explain the types of memory in detail.

4 Describe the usage of computer in 5 different ares of real application

5 What is super computer? Explain its application.

6 Explain the technology used in different generation of computer

7 What is hexadecimal number? conver abc into base of 8

8 What is Boolean algebra? Difference between NAND and NOR GATE WITH truth table

9 What is internet? List positive and negative impact of internet in ou society

10 Define term bus? Explain different types of bus

11 difference between mainframe computer and mini computer

12 what is output device? Difference between impact and non-impact printer

13 define HTML? Explain importance of HTML in webpage designing

14 write short notes on:

  1. Modem
  2. MICR

15 Perform the following

  1. 11111+10001
  2. 1111+1111

1 What is operating system?explain the function of operating system

2 What is memory in computer system?explain primary and secondary memory

3 What is programming? difference between compiler and interpreter

4 What is Boolean algebra? Define AND OR NOT NAND with symbol and truth table

5 Why computer is known as versatile and diligence device? Explain

6 Difference between analog and digital computer

7 Convert 110111101 into octal

8 What is BUS in terom of computer architecture

9 Difference between impact and non impact printer

10 What is internet?write down the use of internet

11 Write advantages and disadvantages of DBMS

12 What is CPU? Write down the function of CPU

13 Explain types of programming error with examples

14 Subtact 1100 from  1111 by 1s and 2s compliment method

15 Write short notes of

  1. Modem
  2. Track ball

1 Describe 5 logic gate with truth table and gate symbol

2 Describe major unit of computer system with examples

3 What is os? Describe GUI AND CUI os in detail

4 What is programming? describe the types of programming with appropriate examples.

5 Describe major characteristics of 4th generation compuer

6 Explain major uses of mobile computing

7 What is octal number system? Convert BAC hexadecimal into binary

8 Difference between primary and secondary memory

9 What is laser printer?list features of laser printer

10 List out adavntages and disadvantages of internet

11 What is DBMS?give the function of DBMS

12 Difference between logical and  syntax error

13 Subtract 11111 from 11000 by 1s and 2s compliment method

14 Describe the types of computer booting.

15Write short notes on:

  1. Flow chart
  2. MICR

1 Describe 5 logic gate with truth table and gate symbol

2 What are primary objectives of os? Describe 4 function of os

3 Describe term computer architecture and computer organization.explain different unit of computer system with block diagram

4 What is programming language?describe programming language with major function

5 Describe 4th generation computer

6 What is octal number system? Convert 167 octal into hexadecimal number system.

7 What is memory? List Difference between primary and secondary memory

8 What is word processor? Give major function of word processor

9 List advantage and disadvantage of internet

10What is spreadsheet application program?list the use of spreadsheet.

11 Difference between micro and super computer

12 Describe term operator operand and operation with examples

13 define HTML? Explain importance of HTML in webpage designing

14 Subtract 100000 from 111 by 1s and 2s compliment method of subtraction

15Write short notes on:

  1. Cache memory
  2. Bus in computer system

1 Define os? Explain major function of os with example of window based os

2 Define computer architecture? Describe the function of memory and processing unit of computer system

3 What are different generations of computer programming language?

4Draw flow chart for sequence control and looping concept with examples

5 What do you mean by capacity of speed and memory of computer system? explain.

6 List different number system with its base. Convert 456 decimal into binary

7 Describe the demorgans law

8  Describe the secondary memory of computer system with examples

9 List the name of os. Write major function of GUI based os

10 What is URL? Describe the search engine

11 What are the advantages of DBMS?

12 What are the features of word processing software? List word processing software

13 What do you mean by mobile computing?

14 Write short notes on:

  1. Email
  2. USB

1 What is operating system? Write its importaces.describe CUI AND GUI based os with merit and demerits

2 What is computer architecture? Explain types of memory availablein computer

3 Explain 4 logic gates with truth table and Venn diagram.

4 What is programming language?explain types of language translator

5 Write function of CPU

6 What is mobile computing?explain

7 Converg 1234 to decimal equivatent

8 What is ms word? What are the advantages of ms word

9 What is spread sheet? Define cell and cell addressing

10 What is DBMS?Explain

11 Subtract 11001 from 11110 by 1s and 2s compliment method of subtraction

12 Define multi tasking and multi processing os

13 Difference between impact and non-impact printer.

14 Write short notes on

  1. Mouse
  2. Email

1 What is computer software?explain different types of computer software with examples.

2 What is os? Explain any 4 function of os

3 What is programming language? Explain compiler interpreter and assembler.

4 What is internet?explain its uses

5 Define computer?explain features of 3rd generation computer

6 Difference between analog and digital computer

7 Convert bee into octal

8 What is cpu?explain component of cpu

9 Difference between single user and multi user os?

10 What is word processing? What do you mean by paragraph formatting text?explain

11 What is spreadsheet?write its uses?

12 What is html? Write its basic strucuture of html

13What is truth table?explain NAND gate with truth table and logic gates

14 Subtract 1100 from 1110 by 1s and 2s compliment method of subtraction

15 Write short notes on:

  1. Presentation software
  2. Search engine
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