Solved Paper Computer Operator Exam 2020 [Part-1] – HPSSC Hamirpur

By | January 3, 2021
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Series-B (POST CODE-753)

1. Visiting each element of a data structure for some processing is called:

  1. Sorting
  2. Balancing
  3. Searching
  4. Traversing

Which of the following is a linear data structure?

  1. Tree
  2. Heap
  3. Graph
  4. Queue

Which of the following terms is not associated with the data structure?

  1. Height
  2. Root
  3. Flower
  4. Leaf

4. In which data structure, each node has the following structure?

typedef struct node{

int value;

struct node *next;

} Node;

  1. Double linked list
  2. Tree
  3. Graph
  4. Linked List

5. How many children does a leaf of a binary tree have?

  1. None
  2. 1
  3. 2
  4. 3

6. Which of the following is an invalid URL?

  1. www.mysite.come?name=xyz
  2. www.http://mysite.com
  3. http://mysite.com/about.html#info
  4. http://www.mysite.som

7. What is the HTML tag to insert a line break in an HTML document?

  1. <br>
  2. <ul>
  3. <b>
  4. <li>

8. Which of the following HTML tag is used to insert an image in a web page?

  1. <image>
  2. <img>
  3. <map>
  4. <picture>

9. Which of the following languages is used to describe the style of HTML elements in web page?

  1. Java
  2. CSS
  3. PHP
  4. JavaScript

10. Which attribute of HTML <a> tag is used to specify the URL of the hyperlink?

  1. href
  2. src
  3. target
  4. url

11. How will you merge two adjacent cells of a table row in HTML?

  1. using rowspan attribute
  2. using cellspacing attribute
  3. using cellpadding attribute
  4. using colspan attribute

12. Who among the following is the inventor of Hyper Text Transfer protocol?

  1. Tim Berners-Lee
  2. Vinton Cerf
  3. Charles Babbage
  4. Bob Kahn

13. Which of the following is a popular web-server software?

  1. Chrome
  2. Filezilla
  3. Apache
  4. thunderbird

14. …………….. and …………. Are the form – data submission methods in HTTP.

  1. PUSH and SEND
  2. GET and SEND
  3. GET and POST
  4. POST and MAIL

15. Which of the following is the correct structure of an HTML document?

  1. <html> <body> ……… </body> <head> ……… </head> </html>
  2. <html> ……… </html> <head> ……… </head> </body> ……… </body>
  3. <html> <head> <body> ……… </body> </head> </html>
  4. <html> <head> ……… </head> <body> ……… </body> </html>

16. How will you link an external CSS file in an HTML document?

  1. Using <1i> element
  2. Using <link> element
  3. Using <a> element
  4. Using <style> element

17. Which generation of computers used vacuum tubes?

  1. 1st
  2. 2nd
  3. 3rd
  4. 4th

18. What is the unit if measuring CPU processing speed?

  1. GHz
  2. FPS
  3. DPI
  4. GB

19. Which of the following is the fastest memory type in a computer speed?

  1. Cache Memory
  2. Compact Disc
  3. Random Access Memory
  4. Hard Disk

20. Which in a computer provides the facility to the user to change the priority of booting options in the computer system?

  1. BIOS setting
  2. System Registry
  3. Control Panel
  4. System Recovery

21. Arithmetic Logic Unit (ALU) is a fundamental part of which of the following ?

  1. Memory
  2. CPU
  3. Input / Output
  4. Operating system

22. Which of the following types of memories in a computer system is also known as primary memory?

  1. CD-ROM
  2. RAM
  3. Magnetic tapes
  4. Hard Disk

23. What is the full form of LCD in context with computer monitor technology?

  1. Linear Circuit Diode
  2. Light Clear Display
  3. Light Creating Diode
  4. Liquid Crystal Display

24. Which of the following output devices is used to create a hard copy of some document?

  1. Scanner
  2. Printer
  3. Monitor
  4. Projector

25. Which of the following is the correct list of computer input devices?

  1. Keyboard, printer, scanner
  2. Mouse, plotter, scanner
  3. Keyboard mouse  plotter
  4. Keyboard, mouse, scanner

26. Different memory types in a computer system in increasing order of their speeds is

  1. RAM-CHACHE-SECONDARYSTORAGE
  2. Secondary storage-RAM-Cache
  3. Cache-RAM-secondary storage
  4. Chache-Secondary  storagre- RAM

27. Maximum number of pixels that can be display on a monitor screen is called its.

  1. D.P.I.
  2. Refresh Rate
  3. Colour Depth
  4. Resolution

28. Which of the following is a file format for digital audio files?

  1. AVI
  2. PDF
  3. JPEG
  4. WAV

29. Which of the following is not a digital image file format?

  1. JPEG
  2. PDF
  3. PNG
  4. BMP

30. Which of the following software applications is used for image editing?

  1. Photoshop
  2. Mozilla Firefox
  3. Adobe Reader
  4. MS-Power Point

31. Which mails are unsolicited e-mail messages (usually advertisements) sent to a large number of recipients?

  1. Worm
  2. Blog
  3. Spam
  4. Trojan

32. Which is the application of ICT for delivering Government services to the citizens?

  1. e-Governance
  2. e-banking
  3. e-mail
  4. e-Commerce

33. Which property of object-oriented programming languages enables to derive new classes by extending the existing classes?

  1. Polymorphism
  2. Encapsulation
  3. Inheritance
  4. Abstraction

34. Which is a special method of a class which is executed automatically whenever a new object of that class is created?

  1. Constructor
  2. Static
  3. Default
  4. Lambda

35. Which of the following statements is not true about Java programming language?

  1. It supports the concept of preprocessor directives.
  2. Java does not support the concept of pointers.
  3. It is an object-oriented programming language.
  4. The code produced by the Java compiler is called bytecode.

36. Which of the following is the operator in Java to create an object of a class?

  1. New
  2. Create
  3. Extends
  4. Try

37. Which of the following is not an access control specifier in a Java class?

  1. Private
  2. Protected
  3. Proprietary
  4. Public

38. Which of the following is not a component of MS office suite?

  1. Excel
  2. Power Point
  3. Word
  4. DOS

39. Which of the following is a spreadsheet application software?

  1. MS-Excel
  2. Core1Draw
  3. Adobe Photoshop
  4. MS-Word

40. What kind of data can be entered in the cells of a MS-Excel worksheet?

  1. Data
  2. Text
  3. Number
  4. All of these

41. What is the shortcut key to goto the end of an MS-Word Document?

  1. Ctrl +PgDN
  2. Shift+PgDn
  3. Ctrl+End
  4. Shift+End

42. which of the following is an example of absolute cell reference in MS-Excel?

  1. #A#10
  2. %a%10
  3. &A&10
  4. $A$10

43. Which layer in the ISO-OSI reference model is responsible for transmitting raw bits over a communication channel?

  1. Physical
  2. Network
  3. Data Link
  4. Transport

44.Who among the following developed the TCP/IP protocol suite?

  1. Bob Kahn and Vint Cerf
  2. Larry page and Sergey Brin
  3. Leonard Kleinrock and Paul Baran
  4. Dennis Ritchie and Ken Thompson

45. Which of the following is an invalid IP (version 4) address?

  1. 10.0.0.12
  2. 192.168.19.74
  3. 16.24.74.128
  4. 172.16.257.11

46. How many bits are there in a MAC (Media Access Control) address?

  1. 32
  2. 128
  3. 16
  4. 48

47. Single-mode and multi-mode are two types of

  1. Thick Ethernet Cable
  2. Unshielded Twisted Pair Cable
  3. AUI Drop Cable
  4. Optical Fibre Cable

48. What is the IEEE standard for WiFi networking?

  1. 802.1
  2. 802.8
  3. 802.11
  4. 802.9

49. What of the following ranges of IP addresses is reserved for private use?

  1. 174.16.0.0-174.16.255.255
  2. 114.174.0.0-114.174.255.255
  3. 192.168.0.0-192.168.255.255
  4. 14.74.0.0-14.74.255.255

50. which among the following wireless communication technologies has the longest range?

  1. WIFI
  2. IrDA
  3. Bluetooth
  4. RFID

51. Which of the following is unguided transmission medium?

  1. OFC
  2. Microwaves
  3. UTP
  4. Coaxial Cable

52. First-Come-First-Serve (FCFS), Robin (RR) and Shortest Job First (SJF) are the …………… scheduling algorithms.

  1. CPU
  2. MEMORY
  3. NETWORK
  4. Disk

53. A …………. Is a program in execution.

  1. Application
  2. Semaphore
  3. Deadlock
  4. Process

54. Which of the following computer operating systems is free and open – source?

  1. MAC
  2. Linux
  3. UNIX
  4. Windows

55. Which of the following is an example of system software?

  1. Word Processor
  2. Paintbrush
  3. Operating System
  4. Music Player

56. Which of the following is not a valid version of Microsoft Windows operating System?

  1. Windows-7
  2. Windows-9
  3. Windows-8
  4. Windows-10

57. Which is the virtual assistant for Windows 10 operating system?

  1. Alexa
  2. Bixby
  3. Cortana
  4. Siri

58. Which is the shortcut key in Windows to show the ‘RUN’ box where you can type commands ?

  1. Ctrl+Shift+R
  2. Alt+R
  3. Ctrl+R
  4. Windows+R

59. Microsoft …………. Is an Antivirus program built into Microsoft Windows 10 operating system.

  1. Kaspersky
  2. Avast
  3. Defender
  4. McAfee

60. Which is a component of Microsoft windows that provides the ability to view and change system settings?

  1. Control Panel
  2. Command Prompt
  3. Notepad
  4. MS-Office

Read the next part: ॥ Part-2॥ Part -3॥

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