DRDO COPA Computer Question Book Free Download [PDF]

DRDO COPA Computer Question Book PDF Free Download for CEPTAM 10 2022 Technician-A Exam Paper preparation. All Questions collected from previous year competitive exam papers.

Computer Question for DRDO

1. How many types of arithmetic operations does the ALU of computer perform?

a) 4

b) 2

c) 5

d) 8

Ans. c

2. A microprocessor is

a) solid state device

b) capable of performing arithmetic operations

b) capable of performing logical operations

d) All of the above

Ans. d

3. What is the purpose of the keyboard shortcut ‘Shift+F3’ in MS Word 2010?

a) This shortcut displays font size options

b) This shortcut displays alignment options

c) This shortcut switches the text between uppercase, lowercase and title case

d) This shortcut displays font colour options

Ans. c

4. A ______ is used to read handwritten or printed text to make a digital image that is stored in memory. [RBI 2012]

a) Printer

b) Laser beam

c) Scanner

d) Touch pad

Ans. c

5. What is the value of the following MS Excel formula?


a) 10     

b) 34     

c) 30      

d) 24

Ans. c

6. Who among the following is considered as the ‘father of artificial intelligence’?

a) Charles Babbage

b) Alan Turing

c) John McCarthy

d) Lady Ada

Ans. c

7. Which of the following is incorrect?

Algorithm can be represented:

a) as pseudo codes

b) as syntax

c) as programs

d) as flowcharts

Ans. b

8. What do you call a specific instruction designed to do a task?

a) Command

b) Process

c) Task

d) Instruction

Ans. b

9. Magnetic tape can serve as

a) secondary storage media

b) output media

c) input media

d) All of these

Ans. d

10. The general range of speed in revolutions per minute (rpm) at which floppy disks rotate is

a) 2400-4700

b) 390-600

c) 150-250

d) 300-600

Ans. c

11. Developing software ______ means a major commitment of time, money and resources.

a) In-house        

b) In-sync

c) On-date         

d) On-duration

Ans. a

12. Removable drive is often called

a) Flash drives

b) RAM drive

c) Expansion card

d) All of these

Ans. a (Flash drive mean USB Pen drive)

13. A document that specifies how many times and with what data the program must be run in order to thoroughly test it.

a) addressing plan

b) test plan

c) validation plan

d) verification plan

Ans. b

14. The word _____ comes from the name of a Persian Mathematician Abu Ja’far Mohammad ibn-i Musa al Khowarizmi.

a) Flowchart

b) Flow

c) Algorithm

d) Syntax

Ans. c

15. The dual-port version of DRAM formerly used in graphics adaptors is [SBI PO 2012]





Ans. c

16. Another name for 1-D arrays.

a) Linear arrays

b) Lists

c) Horizontal array

d) Vertical array

Ans. a

17. The action performed by a _____ structure must eventually cause the loop to terminate.

a) sequence      

b) case

c) repetition      

d) process

Ans. c

18. Diskette is a

a) A removable direct-access storage medium containing multiple magnetic disks mounted vertically on a single-shaft is referred as

a) Tape pack

b) Disk pack

c) Cylender

d) None of these

Ans. b

19. Diagnostic routines is a

a) Programs used to print error messages

b) Indicates system problems and improper program instructions

c) Both A & B are true

d) None of these

Ans. c

20. Which of the following shortcut keys is used to open windows Task Manager?

a) Ctrl + Alt + Delete      

b) Alt + Enter

c) Ctrl + Shift + Esc          

d) Ctrl + Shift + Tab

Ans. c

21. Which of the following unit produce a synchronization signal?

a) Control unit

b) Memory unit

c) Output unit

d) Processor unit

Ans. a

22. Where India’s 1st Center of Excellence on Internet of Things (COE-IoT) is situated?

a) Mumbai

b) Kolkata

c) Chennai

d) Bengaluru

Ans. d

23. Govt. of India has provided Tax Holidays for STPI. What does STPI stand for?

a) Systems and Technology Parks of India

b) Systems and Technical Projects of India

c) Systems and Technology Policies of India

d) Software Technology Parks of India

Ans. d

24. Is a concept presented by Telecom Regulatory Authority of India (TRAI) in which a person can register his/her phone details to stop business promotional phones and messages.

a) Anti-harassment resisters      

b) Do not disturb

c) Privacy monitoring                     

d) Spam filters

Ans. b

25. Which of the following is the second largest measurement of RAM? [BOB Clerk 2012]

a) Terabyte

b) Megabyte

c) Byte

d) Gigabyte

Ans. b

26. How many ways are there to carry out floating-point operations?

a) 3

b) 2

c) 4

d) 1

Ans. a

27. Windows 10 was first released as a preview on which of the following day?

a) 1 January 2013

b) 12 July 2014

c) 1 October 2014

d) 1 December 2015

Ans. c

28. What is the program that translates source code into object code called?

a) Executor

b) Compiler

c) Translator

d) Interpreter

Ans. b

29. Which of the following shortcuts is used to move cursor one word right while editing data in a cell in MS-Excel?

a) Ctrl + Shift + ß

b) Ctrl + à

c) Ctrl + Shift + à

d) Ctrl + Shift

Ans. b

30. The server that converts domain names to Internet Protocol addresses (IP addresses) is called?

a) Hypertext Transfer Protocol (HTTP)

b) Domain Name Server (DNS)

c) Media Transfer Protocol

d) Caching Name Server

Ans. b

31. In the context of a computer, the way in which an adversary can enter a system and potentially cause damage is called?

a) Attack Surface             

b) Attack Signature

c) Attack pattern             

d) Attack path

Ans. a

32. Which of the following appears in MS-Word 2007 document area, as soon as a block of text is selected for formatting?

a) New document

b) Print preview

c) Mini tool bar

d) Table

Ans. c

33. When you enter a value in an MS Excel cell and press Shift + Enter keys, what will happen?

a) The cursor (selection box) will move to the upper cell

b) The cursor (selection box) will move to the lower cell

c) The cursor (selection box) will move to the right cell

d) The cursor (selection box) will move to the left cell

Ans. a

34. What will be the result of the following MS Excel formula?

=SUM(8/4/2, 1-2/2)

a) 3.5

b) 1

c) 4

d) 0.5

Ans. b

35. The dual-port version of DRAM formerly used in graphics adaptors is [SBI PO 2012]





Ans. c

36. What is the maximum height of a row in MS Excel 2010?

a) 255 points

b) 100 points

c) 409 points

d) 128 points

Ans. c

37. Which of the following keyboard shortcuts is used to open the ‘Paste Special’ dialogue box in MS Word 2010?

a) Ctrl + Alt + V                 

b) Ctrl + Shift + V

c) Ctrl + V                            

d) Ctrl + Alt + X

Ans.  A

38. Any method for controlling access to or use of memory is known as

a) memory protection

b) memory map

c) memory management

d) memory instruction

Ans. a

39. The word size of the microprocessor refers to

a) the amount of a information that can be stored in a byte

b) the amount of a information that can be stored in a cycle

c) the number of machine operations performed in a second

d) the maximum length of an English word that can be input to a computer

Ans. b

40. Which of the following keyboard shortcuts is used to strike through the contents of a cell in MS Excel 2010?

a) Ctrl + P

b) Ctrl + S

c) Ctrl + 6

d) Ctrl + 5

Ans. d

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