PSC Computer Technician 2078

 

लोक सेवा आयोग 

नेपाल विविध सेवा, राजपत्र अन्कि प्रथम श्रेणी

कम्प्युटर टेक्निसियन (प्राविधिक) पदको

प्रतियोगितात्मक लिखित परीक्षा 2078/6/7

 

 

विषय: कम्प्यूटर सम्बन्धी

1. The basic architecture of computer was developed by:

(A) John Von Neumann

(B) Charles Babbage

(C) Blaise Pascal

(D) Garden Moore

 

2. A CPU is used by the Central Processing Unit (CPU) of a computer to reduce the average time to access data from the main memory.

(A) FDDI

(B) DMA

(C) Cache

(D) Flash

 

3. Where the computer does gets its first instructions available on boot?

(A) BIOS

(B) CPU

(C) boot.ini

(D) Congi.sys

 

4. Which of the following is considered as the brain of a computer system?

(A) ALU

(B) Memory

(C) CPU

(D) Control unit

 

5. A hybrid computer uses a ... to convert digital signals from a computer into analog signals

(A) Modulator

(B) Demodulator

(C) Modem

(D) Decoder

 

6. ………….is a standalone malware computer program that replicates itself in order to spread to other computer systems,

(A) Worm

(B) Virus

(C) Phishing

(D) Bug

 

7. The knee voltage (cut in voltage) of silicon diode is

(A) 0.2 V

(B) 0.7 V

(C) 0.8 V

(D) 1.0 V


silicon diode requires 0.7V to start the forward biasing and this is known as the cut in voltage.

 

8. What connector can have audio and video pass through it?

(A) VGA

(B) RGB

(C) DVI

(D) HDMI

 

An HDMI (High-Definition Multimedia Interface) connector allows both audio and video to pass through it

 

9. Which of the following would be a logical first step in troubleshooting a PC?

(A) Check the computer CMOS

(B) Define the circumstances of the problem

(C) Call the vendor

(D) Define what applications are being used

 

10. Which of the following would most likely cause a "pärity error"?

(A) Bad hard disk

(B) Bad controller

(C) Bad RAM

(D) Bad software

 

Memory parity errors indicate a hardware problem with the RAM. A memory parity error means that one or more stored data values carries a different value when it's recalled than when it was stored. According to Cisco, parity errors are a type of data corruption.

 

11. From where can the boot option be selected?

(A) Advanced BIOS features

(B) Advanced chipset features

(C) CPU soft menu

(D) Power management system

 

12. Which of the following conditions most increases the likelihood that Electrostatic Discharge (ESD) will occur?

(A) Hot, dry conditions

(B) Cool, damp conditions

(C) Cool, dry conditions

(D) Hot, damp conditions

 

13. …………….tool helps to reduce file access time from desk

(A) Scandisk

(B) Disk defragmenter

(C) Backup

(D) Format

 

14. Which is a single-user operating system?

(A) MAC

(B) MS-DOS

(C) Windows

(D) None of the above

 

15. Which of the following command is used to create or change name of  volume of disk?

(A) VOLUME

(B) FAT

(C) NAME

(D) LABEL

 

16. Which of the following is a database of information about the windows operating system including customized setting and software installations?

(A) Registry

(B) Change log

(C) Performance monitor

(D) None of the above

 

17: A system program that sets up an executable program in main memory ready for execution is

(A) assembler

(B) linker

(C) loader

(D) compiler

 

18. What else is a command interpreter called?

(A) Prompt

(B) Kernel

(C) Shell

(D) Command

 

19.  A…………set of rules that governs data communication

(A) protocols

(B) standards

(C) RFCs

(D) Servers

 

20. Which type of network cabling works best to expand network and reduce risk of tapping network?

(A) Fiber-optic

(B) UTP

(C) Coaxial

(D) Wireless

 

21. What are the methods to move data through a network of links and switches?

(A) Packet switching and line switching

(B) Circuit switching and line switching

(C) Line switching and bit switching

(D) Packet switching and circuit switching

 

Packet switching and Circuit switching are two different types of switching methods used to connect the multiple communicating devices with one another. Packet switching is used in conventional LAN systems and circuit switching is used in telephonic systems.

 

22. Frames from one LAN can be transmitted to another LAN via the device

(A) router

(B) bridge

(C) repeater

(D) modem

 

23. The meaning of straight through cable is

(A) four wire connected to the same pin on each end

(B) the cable which directly connects computer to computer

(C) four wire pairs not twisted with each other

(D) the cable which is not twisted

 

24. Communication using TCP is usually.....

(A) connectionless, iterative

(B) connectionless, concurrent

(C) connection-oriented, iterative

(D) connection-oriented, concurrent

 

25. The easiest spelling errors for a dictionary program to correct are...

(A) when correctly spelled word are used incorrectly

(B) typographical errors

(C) phonetic errors

(D) none of the above

 

26. What is not a font style?

(A) Bold

(B) Superscript

(C) Italic

(D) Regular

 

27. Which feature starts a new line whenever a word on sentenced reached a border?

(A) Text line

(B) New line

(C) Text wrapping

(D) Text-align

 

28. Portrait and landscape are

(A) page orientation

(B) paper size

(C) page layout

(D) all of the above

 

29. Which of the following is not one of the three 'Mail Merge helper steps?

(A) Merge the two files

(B) Create the main document

(C) set the mailing list parameters

(D) create the data source

 

30. How do you display updatable current date in MS excel?

(A) =DATE()

(B) =TODAY()

(C) =NOW()

(D) =CTRL+;

 

31. The size of 'Yes/No' field in excel is always.....

(A) 1 bit

(B) 1 byte

(C) 1 character

(D) 1 kb

 

32. Which of the following command repeats the last command/action.

(A) Ctrl+C

(B) Ctrl+R

(C) Ctrl+U

(D) Ctrl+Y

 

33. You can use the formula palette to

(A) format cells containing numbers

(B) create and edit formulas containing functions

(C) entered assumptions data

(D) copy a range of cells

 

34. Which command will you choose to convert a column of data into row?

(A) Cut and Paste

(B) Edit>>Paste Special Transpose

(C) Edita Paste Special>>Convect

(D) Edit>>Paste Special >>>Transform

 

35. Which option can be used to create a new slide show with the current slides presented in different order?

(A) Setup slide show

(B) From beginning slide show

(C) Custom slide show

(D) Rehearse timing

 

36. How can you create a uniform appearance by adding a background image to all slides?

(A) Create a template

(B) Edit the slide master

(C) Use the autocorrect wizard

(D) All of the above

 

37. When you want to include an image in the body of a html page, you use

(A) <img>tag

(B) <include>tag

(C) <jpeg>tag

(D) none of the above

 

38. Which CSS property controls the text size?

(A) font-style

(B) font-size

(C) text-style

(D) text-size

 

39. What is the <br> tag for?

(A) Space break

(B) Paragraph break

(C) Line break

(D) Page break

 

40. HTTPS is

(A) HTTP over VPN

(B) HTTP over XML

(C) HTTP over SSL

(D) HTTP over SMTP

 

41. A primary key, if combined with a foreign key, creates.......

(A) Parent-Child relationship between the tables that connect them

(B) Many to many relationship between the tables that connect them

(C) Network model between the table that connect them

(D) None of the above

 

42. A tuple is equivalent to......

(A) record

(B) field

(C) file

(D) database

 

43. The query "SELECT FROM table_name" returns

(A) all rows from table with column name

(B) all rows first column only

(C) all rows and column

(D) first row only

 

44. Which of the following is not a degree of relationship?

(A) Single

(B) Binary

(C) Ternary

(D) N-ary

 

45. which phase of the SDLC are information needs identified?

(A) Preliminary investigation

(B) Systems analysis

(C) Systems design

(D) Systems development

 

46. Black box testing is a method that tests for.......

(A) data flow

(B) loop

(C) functionality

(D) code

 

47. In accurate requirements, coding and faulty documentation highlight the need for robust.........

 

(A) quality assurance

(B) software engineering

(C) object oriented analysis

(D) training

 

48. As ner Civil Service Act, 2049, how many classes in the civil service Under Gazetted?

(A) 3

(B) 4

(C) 5

(D) 6

 

49. Information and Communication Technology Policy, 2015 has taken a goal of ensuring internet access to every Nepali by the year... A.D.

(A) 2020

(B) 2021

(C) 2022

(D) 2025

 

50. According to Electronic Transaction Act, 2063, how is controller appointed?

(A) Government may designate its officer as controller.

(B) Government may appoint controller through its political decision from cabinet.

(C) Public Service Commission will appoint.

(D) Both (A) and (B)

 

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