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American standard code for information interchange

Git is primarily used as a ?

Distributed version control system (DVCS)

Which of the following is the correct order to select the entire document ?

Home > Editing > Select > select all

To start MS PowerPoint application is ?

Hit Cotrl +R and then type ppoint.exe and enter

Compiler then type Software Ppoint.exe and enter is used for ?

Translate high level language into machine code

Which of the following is the Second Step in Creating a Macro ?

Assign a keyboard shortcut to the macro

What is the function of the IF function in Excel ?

Performs logical test and return a value Based result

Computer Operator (BS-15) in Punjab Revenue Authority 2026 Past Paper (Solved MCQs)

Computer Operator (BS-15) in Punjab Revenue Authority 2026 — solved past paper MCQs with answers for PPSC, FPSC, CSS, PMS, SPSC and KPSC preparation on FreeSekho.

1. Best option for Deadlock Occurs in Computer due to ?
1. Mutual Exclusion
2. No preemption
3. Hold and Wait
4. Circular Wait ✓
2. Android OS primary developed by ?
1. Microsoft
2. Apple
3. Google ✓
4. Samsung
3. Virtual memory is primarily stored in ?
1. RAM
2. Hard Disk ✓
3. ROM
4. Cache memory
4. Stored program Architecture concept first time given by ?
1. Charles Babbage
2. John von Neumann ✓
3. AlannTuring
4. Blaise Pascal
5. Which of the following is not a core component of the Von Neumann architecture ?
1. Memory Unit
2. I/O Interface ✓
3. ALU
4. CPU
6. In the memory hierarchy the fastest memory is ?
1. Cache
2. SRAM
3. DRAM
4. Registers ✓
7. The Internet is a which type of network ?
1. LAN
2. MAN
3. WAN ✓
4. PAN
8. A standard CD Rom storage capacity is ?
1. 4.7 GB
2. 1.44MB
3. 700 MB ✓
4. 8.5 GB
9. What is the file extension of PowerPoint ?
1. .docx
2. .pdf
3. .xlsx
4. .pptx ✓
10. The primary shortcut used to repeat last action in Excel ?
1. F2
2. F3
3. F4 ✓
4. F5
11. If we want to go back on last action which key will be used ?
1. Ctrl + A
2. Ctrl +Z ✓
3. Ctrl + C
4. Ctrl + V
12. In which view Headers and Footers are visible ?
1. Draft View
2. Print Layout View ✓
3. Web Layout View
4. Outline View
13. From which menu you can insert Header and Footer in Microsoft Word ?
1. View Menu
2. Home Menu
3. Insert Menu ✓
4. Design Menu
14. What is the shortcut key to start presentation from current slide ?
1. F5
2. Shift + F5 ✓
3. Ctrl + F5
4. Alt + F5
15. GUI stands for ?
1. General User Interface
2. Graphical Unified Interface
3. Graphical User Interface ✓
4. General Unified Interface
16. ASCII stands for :
1. American Standard Code for information coding
2. Advanced standard code for information interchange
3. American standard code for information interchange ✓
4. American system code for information interchange
17. Which of the following is an open source operating system ?
1. Window
2. MAc OS
3. IOS
4. Linux ✓
18. Which shortcut used for insert new slide ?
1. Ctrl + N
2. Ctrl + M ✓
3. Ctrl + I
4. Ctrl + S
19. Git is primarily used as a ?
1. Centralized version control system
2. File sharing tool
3. Distributed version control system (DVCS) ✓
4. Project management software
20. Which function displays row data into column or column data into row ?
1. Transpose ✓
2. Pivot
3. Filter
4. Sort
21. Which software is used for file compression ?
1. Adobe Reader
2. VLC Media Player
3. Microsoft Word
4. WinZip ✓
22. The speed of CPU is measured in ?
1. Megabytes
2. Kilobytes
3. Gigahertz ✓
4. bytes
23. Which one is the first search engine in internet ?
1. Archie ✓
2. AltaVista
3. Vista
4. Google
24. Which was first virus developed name is ?
1. Melissa
2. Trojan
3. Creeper ✓
4. Brain
25. A computer cannot boot if it does not have the ?
1. Compiler
2. Operating System ✓
3. Loader
4. Assembler
26. Which of the following is the correct order to select the entire document ?
1. View > select all
2. File > select all
3. Home > Editing > Select > select all ✓
4. None of these
27. Who is the CO founder of Microsoft Office ?
1. Steve Jobs and Steve Wozniak
2. Bill Gates and Paul G Allen ✓
3. Larry Page and Sergey Brin
4. Jeff Bezos and Elon Musk
28. To start MS PowerPoint application is ?
1. WinWord
2. Excel
3. Hit Cotrl +R and then type ppoint.exe and enter ✓
4. Outlook
29. Compiler then type Software Ppoint.exe and enter is used for ?
1. Execute Programs
2. Manage memory
3. Translate high level language into machine code ✓
4. Debug errors
30. Which of the following is the Second Step in Creating a Macro ?
1. Assign a keyboard shortcut to the macro ✓
2. Save the macro
3. Record macro
4. Name the macro
31. How can you apply a theme to a PowerPoint presentation ?
1. Design Tab ✓
2. Insert Tab
3. Home Tab
4. Animations Tab
32. Which language does Microsoft Word use to create macros ?
1. Java
2. C++
3. Visual Basic ✓
4. Python
33. What is the function of the IF function in Excel ?
1. Up range of cell
2. Performs logical test and return a value Based result ✓
3. Of range of cells
4. Counts cells
34. Which network protocol is used to send Email ?
1. POP3
2. FTP
3. SMTP ✓
4. SS H
35. Which of the following is a network device that connects two or more network segments?
1. Router ✓
2. Switch
3. Primary Network
4. Topology
36. Which of the following is not a valid keyword in SQL ?
1. Delete
2. Insert
3. Update
4. Submit ✓
37. In word the default alignment for paragraph ?
1. Right
2. Center
3. Justify
4. Left ✓
38. Which shortcut key is used for slide show?
1. F5 ✓
2. F1
3. F3
4. F7
39. Basic unit of a computer worksheet in which you enter text and numbers is known as ?
1. Row
2. Column
3. Cell ✓
4. Range
40. Which key is used to edit the selected cell in excel?
1. F1
2. F2 ✓
3. F3
4. None of these
41. What is the shortcut key to move to next sheet in a workbook?
1. Ctrl + Home
2. Ctrl + End
3. Ctrl + Page down ✓
4. Ctrl + Page up
42. In which tab how to insert pivot table ?
1. Home tab
2. Formulas tab
3. Insert tab ✓
4. Data tab
43. IPv6 is based on ?
1. 128 bits ✓
2. 36 bits
3. 48 bits
4. None
44. Primary key is a ?
1. Uniquely identifies each record
2. Auto number is example of key
3. Cannot be repeated
4. All of these ✓
45. Foreign key is a ?
1. A column containing the primary key of another table ✓
2. Use to design data type
3. Define null status
4. A key used for encryption
46. Which language is used for AI ?
1. Python
2. Lisp ✓
3. Ruby
4. Java
47. What is the default font size in used in MS Word ?
1. 11 ✓
2. 12
3. 13
4. 14
48. The smallest logical unit of data in a database is a?
1. Record
2. Field ✓
3. Table
4. Database
49. Which are binary numbers ?
1. 0 and 1 ✓
2. 1 and 2
3. 1 and 3
4. 1 and 5
50. File are primary recognized by their?
1. File extension ✓
2. Name
3. Size
4. Location
51. Google Docs is a?
1. Word processor ✓
2. Spreadsheet
3. Presentation tool
4. Database
52. linear sequential model is which type of model ?
1. Agile
2. Spiral
3. Iterative
4. Water fall ✓
53. Scrum is used a framework in ?
1. DevOps
2. Agile ✓
3. Waterfall
4. RAD
54. The process of finding and correcting errors in the program code is called ?
1. Compiling
2. Executing
3. Testing
4. Debugging ✓
55. In communication satellite, multiple repeaters are known as ?
1. Detector
2. Modulator
3. Transponders ✓
4. Stations
56. On which principle does stack work ?
1. FIFO
2. LIFO ✓
3. FILO
4. LILO
57. A decentralized distributed digital ledger consisting of records is called :
1. Database
2. Cloud storage
3. Blockchain ✓
4. Data Warehouse
58. Which part of operating system is responsible for the most fundamental control over all the computer hardware devices ?
1. Shell
2. The kernel ✓
3. Devices drivers
4. File system
59. In Unix, which system call creates the new process ?
1. Exec
2. Fork ✓
3. Wait
4. Kill
60. What is the function of RAID ?
1. Improve processing
2. Improve Data storage ✓
3. Improve graphics
4. Improve network speed
61. What is the function of VLOOKUP function in Excel ?
1. To perform a horizontal lookup
2. To perform a calculation
3. To perform a vertical lookup a return a value based on specific criteria ✓
4. To format data
62. Which function is used the highest number in excel is found using the ?
1. MAX() ✓
2. MIN()
3. AVERGE()
4. COUNT ()
63. Which function is used to calculate the total sum of given values ?
1. AVERGE ()
2. SUM () ✓
3. COUNT ()
4. MIN ()
64. An excel workbook is a collection of ?
1. Workbooks
2. Worksheets
3. Charts
4. Both B&C ✓
65. ALU performs ?
1. storage operation
2. Arithmatic and logical operations ✓
3. Control operations
4. Input/Output operations
66. Deadlock is an operating system occurs when ?
1. A process terminates unexpectedly
2. A process waits indefinitely for resources held by other processes ✓
3. CPU is overloaded
4. Memory is insufficient
67. Which of the following is a valid option for backing up a hard drive using backup and store in Windows 10 ?
1. Cloud storage
2. Network drive
3. USB drive ✓
4. Internal hard drive
68. In operating systems, checkpoints are used for ?
1. Security purposes
2. Recovery process ✓
3. Performance enhancement
4. Memory management
69. An External database is referred to ?
1. Create in Word
2. Created DMBS packages
3. Database created in Excel
4. Database on external server ✓
70. In a relational database a table is also called ?
1. Tuple
2. Relation ✓
3. Attribute
4. Domain
71. Which of the following is not a valid data type in C/C++ ?
1. Long long
2. Long double
3. Using float ✓
4. Wchar t
72. A computer primarily uses which number system ?
1. Decimal
2. Binary ✓
3. Hexadecimal
4. Octal
73. In MS Word, artistic effects can be applied using ?
1. WordArt ✓
2. SmartArt
3. Picture tools
4. Drawing tools
74. In Ms Word , a table of contents can be inserted from ?
1. Home tab
2. References tab ✓
3. Layout tab
4. Design tab
75. In Excel, if you want reminder after dividing two whole numbers, which function would you use ?
1. ROUND ()
2. DIV()
3. MOD () ✓
4. QUOTIENT ()
76. An expression is a collection of ?
1. Constants only
2. Variables only
3. Operands & Operators ✓
4. Functions only
77. MAC Is a ?
1. Operating System ✓
2. Utility Program
3. Multimedia
4. Windows
78. Which computer architecture has one instruction stream and one data stream ?
1. SISD ✓
2. MIMD
3. MISD
4. SIMD
79. Which of the following is not a valid MS Excel file format ?
1. .xlsx
2. .csv
3. .xls
4. .pdf ✓
80. The HTTP protocol works on which port by default ?
1. 21
2. 80 ✓
3. 25
4. 443
81. Which of the following is not a routing protocol ?
1. ICMP ✓
2. RIP
3. BGP
4. OSPF
82. What defines the rule for communication between computers ?
1. Hardware
2. Operating system
3. Protocol Network ✓
4. Software
83. Which protocol or service is used terminal connection service ? To remote log into another computer ?
1. FTP
2. UDP
3. RARP
4. Telnet ✓
84. Which of the following is not a layer in OSI Model ?
1. Physical Layer
2. Process Layer ✓
3. Transport Layer
4. Network Layer
85. The type of cryptography in which one key is public and other other is private is called ?
1. Asymmetric Key cryptography ✓
2. Hash cryptography
3. Symmetric Key cryptography
4. Quantum cryptography
86. Which OSI layer is responsible for end to end communication and error handling ?
1. Network layer
2. Transport layer ✓
3. Session layer
4. Data Link layer
87. In networking Bandwidth refers to ?
1. The maximum data transfer rate of a network connection ✓
2. The frequency of the signal
3. The Distance data travels
4. The physical width of the cable
88. which type of malware replicates itself without any user action ?
1. Virus
2. Worm ✓
3. Trojan
4. Spyware
89. In computer operating system, checkpoints are used for?
1. Security
2. Recovery process ✓
3. Performance monitoring
4. User authentication
90. What is the purpose of indexing ?
1. To reduce table size
2. To speedup data search ✓
3. Both A&B
4. None of these
91. Best option for Deadlock Occurs in Computer due to ?
1. Mutual Exclusion
2. No preemption
3. Hold and Wait
4. Circular Wait ✓
92. Android OS primary developed by ?
1. Microsoft
2. Apple
3. Google ✓
4. Samsung
93. Virtual memory is primarily stored in ?
1. RAM
2. Hard Disk ✓
3. ROM
4. Cache memory
94. Stored program Architecture concept first time given by ?
1. Charles Babbage
2. John von Neumann ✓
3. AlannTuring
4. Blaise Pascal
95. Which of the following is not a core component of the Von Neumann architecture ?
1. Memory Unit
2. I/O Interface ✓
3. ALU
4. CPU
96. In the memory hierarchy the fastest memory is ?
1. Cache
2. SRAM
3. DRAM
4. Registers ✓
97. The Internet is a which type of network ?
1. LAN
2. MAN
3. WAN ✓
4. PAN
98. A standard CD Rom storage capacity is ?
1. 4.7 GB
2. 1.44MB
3. 700 MB ✓
4. 8.5 GB
99. What is the file extension of PowerPoint ?
1. .docx
2. .pdf
3. .xlsx
4. .pptx ✓
100. The primary shortcut used to repeat last action in Excel ?
1. F2
2. F3
3. F4 ✓
4. F5
101. If we want to go back on last action which key will be used ?
1. Ctrl + A
2. Ctrl +Z ✓
3. Ctrl + C
4. Ctrl + V
102. In which view Headers and Footers are visible ?
1. Draft View
2. Print Layout View ✓
3. Web Layout View
4. Outline View
103. From which menu you can insert Header and Footer in Microsoft Word ?
1. View Menu
2. Home Menu
3. Insert Menu ✓
4. Design Menu
104. What is the shortcut key to start presentation from current slide ?
1. F5
2. Shift + F5 ✓
3. Ctrl + F5
4. Alt + F5
105. GUI stands for ?
1. General User Interface
2. Graphical Unified Interface
3. Graphical User Interface ✓
4. General Unified Interface
106. ASCII stands for :
1. American Standard Code for information coding
2. Advanced standard code for information interchange
3. American standard code for information interchange ✓
4. American system code for information interchange
107. Which of the following is an open source operating system ?
1. Window
2. MAc OS
3. IOS
4. Linux ✓
108. Which shortcut used for insert new slide ?
1. Ctrl + N
2. Ctrl + M ✓
3. Ctrl + I
4. Ctrl + S
109. Git is primarily used as a ?
1. Centralized version control system
2. File sharing tool
3. Distributed version control system (DVCS) ✓
4. Project management software
110. Which function displays row data into column or column data into row ?
1. Transpose ✓
2. Pivot
3. Filter
4. Sort
111. Which software is used for file compression ?
1. Adobe Reader
2. VLC Media Player
3. Microsoft Word
4. WinZip ✓
112. The speed of CPU is measured in ?
1. Megabytes
2. Kilobytes
3. Gigahertz ✓
4. bytes
113. Which one is the first search engine in internet ?
1. Archie ✓
2. AltaVista
3. Vista
4. Google
114. Which was first virus developed name is ?
1. Melissa
2. Trojan
3. Creeper ✓
4. Brain
115. A computer cannot boot if it does not have the ?
1. Compiler
2. Operating System ✓
3. Loader
4. Assembler
116. Which of the following is the correct order to select the entire document ?
1. View > select all
2. File > select all
3. Home > Editing > Select > select all ✓
4. None of these
117. Who is the CO founder of Microsoft Office ?
1. Steve Jobs and Steve Wozniak
2. Bill Gates and Paul G Allen ✓
3. Larry Page and Sergey Brin
4. Jeff Bezos and Elon Musk
118. To start MS PowerPoint application is ?
1. WinWord
2. Excel
3. Hit Cotrl +R and then type ppoint.exe and enter ✓
4. Outlook
119. Compiler then type Software Ppoint.exe and enter is used for ?
1. Execute Programs
2. Manage memory
3. Translate high level language into machine code ✓
4. Debug errors
120. Which of the following is the Second Step in Creating a Macro ?
1. Assign a keyboard shortcut to the macro ✓
2. Save the macro
3. Record macro
4. Name the macro
121. How can you apply a theme to a PowerPoint presentation ?
1. Design Tab ✓
2. Insert Tab
3. Home Tab
4. Animations Tab
122. Which language does Microsoft Word use to create macros ?
1. Java
2. C++
3. Visual Basic ✓
4. Python
123. What is the function of the IF function in Excel ?
1. Up range of cell
2. Performs logical test and return a value Based result ✓
3. Of range of cells
4. Counts cells
124. Which network protocol is used to send Email ?
1. POP3
2. FTP
3. SMTP ✓
4. SS H
125. Which of the following is a network device that connects two or more network segments?
1. Router ✓
2. Switch
3. Primary Network
4. Topology
126. Which of the following is not a valid keyword in SQL ?
1. Delete
2. Insert
3. Update
4. Submit ✓
127. In word the default alignment for paragraph ?
1. Right
2. Center
3. Justify
4. Left ✓
128. Which shortcut key is used for slide show?
1. F5 ✓
2. F1
3. F3
4. F7
129. Basic unit of a computer worksheet in which you enter text and numbers is known as ?
1. Row
2. Column
3. Cell ✓
4. Range
130. Which key is used to edit the selected cell in excel?
1. F1
2. F2 ✓
3. F3
4. None of these
131. What is the shortcut key to move to next sheet in a workbook?
1. Ctrl + Home
2. Ctrl + End
3. Ctrl + Page down ✓
4. Ctrl + Page up
132. In which tab how to insert pivot table ?
1. Home tab
2. Formulas tab
3. Insert tab ✓
4. Data tab
133. IPv6 is based on ?
1. 128 bits ✓
2. 36 bits
3. 48 bits
4. None
134. Primary key is a ?
1. Uniquely identifies each record
2. Auto number is example of key
3. Cannot be repeated
4. All of these ✓
135. Foreign key is a ?
1. A column containing the primary key of another table ✓
2. Use to design data type
3. Define null status
4. A key used for encryption
136. Which language is used for AI ?
1. Python
2. Lisp ✓
3. Ruby
4. Java
137. What is the default font size in used in MS Word ?
1. 11 ✓
2. 12
3. 13
4. 14
138. The smallest logical unit of data in a database is a?
1. Record
2. Field ✓
3. Table
4. Database
139. Which are binary numbers ?
1. 0 and 1 ✓
2. 1 and 2
3. 1 and 3
4. 1 and 5
140. File are primary recognized by their?
1. File extension ✓
2. Name
3. Size
4. Location
141. Google Docs is a?
1. Word processor ✓
2. Spreadsheet
3. Presentation tool
4. Database
142. linear sequential model is which type of model ?
1. Agile
2. Spiral
3. Iterative
4. Water fall ✓
143. Scrum is used a framework in ?
1. DevOps
2. Agile ✓
3. Waterfall
4. RAD
144. The process of finding and correcting errors in the program code is called ?
1. Compiling
2. Executing
3. Testing
4. Debugging ✓
145. In communication satellite, multiple repeaters are known as ?
1. Detector
2. Modulator
3. Transponders ✓
4. Stations
146. On which principle does stack work ?
1. FIFO
2. LIFO ✓
3. FILO
4. LILO
147. A decentralized distributed digital ledger consisting of records is called :
1. Database
2. Cloud storage
3. Blockchain ✓
4. Data Warehouse
148. Which part of operating system is responsible for the most fundamental control over all the computer hardware devices ?
1. Shell
2. The kernel ✓
3. Devices drivers
4. File system
149. In Unix, which system call creates the new process ?
1. Exec
2. Fork ✓
3. Wait
4. Kill
150. What is the function of RAID ?
1. Improve processing
2. Improve Data storage ✓
3. Improve graphics
4. Improve network speed
151. What is the function of VLOOKUP function in Excel ?
1. To perform a horizontal lookup
2. To perform a calculation
3. To perform a vertical lookup a return a value based on specific criteria ✓
4. To format data
152. Which function is used the highest number in excel is found using the ?
1. MAX() ✓
2. MIN()
3. AVERGE()
4. COUNT ()
153. Which function is used to calculate the total sum of given values ?
1. AVERGE ()
2. SUM () ✓
3. COUNT ()
4. MIN ()
154. An excel workbook is a collection of ?
1. Workbooks
2. Worksheets
3. Charts
4. Both B&C ✓
155. ALU performs ?
1. storage operation
2. Arithmatic and logical operations ✓
3. Control operations
4. Input/Output operations
156. Deadlock is an operating system occurs when ?
1. A process terminates unexpectedly
2. A process waits indefinitely for resources held by other processes ✓
3. CPU is overloaded
4. Memory is insufficient
157. Which of the following is a valid option for backing up a hard drive using backup and store in Windows 10 ?
1. Cloud storage
2. Network drive
3. USB drive ✓
4. Internal hard drive
158. In operating systems, checkpoints are used for ?
1. Security purposes
2. Recovery process ✓
3. Performance enhancement
4. Memory management
159. An External database is referred to ?
1. Create in Word
2. Created DMBS packages
3. Database created in Excel
4. Database on external server ✓
160. In a relational database a table is also called ?
1. Tuple
2. Relation ✓
3. Attribute
4. Domain
161. Which of the following is not a valid data type in C/C++ ?
1. Long long
2. Long double
3. Using float ✓
4. Wchar t
162. A computer primarily uses which number system ?
1. Decimal
2. Binary ✓
3. Hexadecimal
4. Octal
163. In MS Word, artistic effects can be applied using ?
1. WordArt ✓
2. SmartArt
3. Picture tools
4. Drawing tools
164. In Ms Word , a table of contents can be inserted from ?
1. Home tab
2. References tab ✓
3. Layout tab
4. Design tab
165. In Excel, if you want reminder after dividing two whole numbers, which function would you use ?
1. ROUND ()
2. DIV()
3. MOD () ✓
4. QUOTIENT ()
166. An expression is a collection of ?
1. Constants only
2. Variables only
3. Operands & Operators ✓
4. Functions only
167. MAC Is a ?
1. Operating System ✓
2. Utility Program
3. Multimedia
4. Windows
168. Which computer architecture has one instruction stream and one data stream ?
1. SISD ✓
2. MIMD
3. MISD
4. SIMD
169. Which of the following is not a valid MS Excel file format ?
1. .xlsx
2. .csv
3. .xls
4. .pdf ✓
170. The HTTP protocol works on which port by default ?
1. 21
2. 80 ✓
3. 25
4. 443
171. Which of the following is not a routing protocol ?
1. ICMP ✓
2. RIP
3. BGP
4. OSPF
172. What defines the rule for communication between computers ?
1. Hardware
2. Operating system
3. Protocol Network ✓
4. Software
173. Which protocol or service is used terminal connection service ? To remote log into another computer ?
1. FTP
2. UDP
3. RARP
4. Telnet ✓
174. Which of the following is not a layer in OSI Model ?
1. Physical Layer
2. Process Layer ✓
3. Transport Layer
4. Network Layer
175. The type of cryptography in which one key is public and other other is private is called ?
1. Asymmetric Key cryptography ✓
2. Hash cryptography
3. Symmetric Key cryptography
4. Quantum cryptography
176. Which OSI layer is responsible for end to end communication and error handling ?
1. Network layer
2. Transport layer ✓
3. Session layer
4. Data Link layer
177. In networking Bandwidth refers to ?
1. The maximum data transfer rate of a network connection ✓
2. The frequency of the signal
3. The Distance data travels
4. The physical width of the cable
178. which type of malware replicates itself without any user action ?
1. Virus
2. Worm ✓
3. Trojan
4. Spyware
179. In computer operating system, checkpoints are used for?
1. Security
2. Recovery process ✓
3. Performance monitoring
4. User authentication
180. What is the purpose of indexing ?
1. To reduce table size
2. To speedup data search ✓
3. Both A&B
4. None of these