Full mock test

ADCA Online Test — 100 Questions with Answers

Practise 100 real ADCA exam-style MCQs covering computer fundamentals, MS Office, Tally, DBMS and Linux. You get an instant score and a full answer review at the end — free, and no signup.

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About this ADCA test

ADCA covers computer fundamentals, the MS Office suite, accounting with Tally, basic database concepts and internet skills. This 100-question test pulls from all of those areas, in the multiple-choice format used in the actual paper.

Each attempt reshuffles the questions, so you can retake it as many times as you like. Nothing is stored and nothing is sent anywhere — the whole test runs in your browser.

How to use it

  1. Press Start test — the timer allows about 45 seconds per question.
  2. Pick an answer, then move on. You can go back and change answers before finishing.
  3. At the end you get your score plus every question with the correct answer.
  4. Score 50% or more and a WhatsApp button appears to claim your 40% certificate discount.
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All 100 questions with answers

The full question set below, with the correct answer marked — useful for revision without taking the timed test.

1. What is Tally ERP 9 mainly used for?

  • A. Playing games
  • B. Recording business money transactions
  • C. Designing graphics
  • D. Writing books

Answer: Recording business money transactions

2. When creating a company in Tally, which detail is required?

  • A. Company name and financial year
  • B. Laptop model
  • C. Employee names
  • D. Printer type

Answer: Company name and financial year

3. What is a Ledger Account in Tally?

  • A. A list of employees
  • B. A category to record transactions
  • C. A shopping list
  • D. An online wallet

Answer: A category to record transactions

4. Which voucher would you use to record a sale?

  • A. Sales Voucher
  • B. Expense Voucher
  • C. Contra Voucher
  • D. Receipt Voucher

Answer: Sales Voucher

5. Which report helps check if all ledger accounts are recorded correctly?

  • A. Profit & Loss
  • B. Trial Balance
  • C. Balance Sheet
  • D. Day Book

Answer: Trial Balance

6. Tally ERP 9 can be thought of as:

  • A. A typewriter
  • B. A digital notebook for business money
  • C. A game
  • D. A photo editor

Answer: A digital notebook for business money

7. Why is Tally ERP 9 useful for businesses?

  • A. It cooks food
  • B. It tracks earnings, spending, and balances
  • C. It designs buildings
  • D. It manages social media

Answer: It tracks earnings, spending, and balances

8. What is a computer?

  • A. A kitchen appliance
  • B. A machine that processes information
  • C. A type of car
  • D. A musical instrument

Answer: A machine that processes information

9. What does a keyboard do?

  • A. Plays music
  • B. Types letters and numbers
  • C. Cooks food
  • D. Takes photos

Answer: Types letters and numbers

10. What is a mouse used for on a computer?

  • A. To draw pictures only
  • B. To move the cursor and click
  • C. To print documents
  • D. To charge the computer

Answer: To move the cursor and click

11. What is Microsoft Word used for?

  • A. Editing videos
  • B. Writing documents
  • C. Playing games
  • D. Browsing the internet

Answer: Writing documents

12. What does a monitor display?

  • A. The computer's weight
  • B. Images and text on the screen
  • C. The computer's temperature
  • D. Sound waves

Answer: Images and text on the screen

13. What can a computer do very well?

  • A. Cook food
  • B. Perform calculations quickly
  • C. Grow plants
  • D. Drive a car

Answer: Perform calculations quickly

14. What is a computer good at storing?

  • A. Water
  • B. Files and information
  • C. Clothes
  • D. Books on a shelf

Answer: Files and information

15. What does DBMS stand for?

  • A. Database Management System
  • B. Data Management System
  • C. Database Mainframe System
  • D. Data Binary Management System

Answer: Database Management System

16. Which of the following is not a type of database?

  • A. Relational
  • B. Hierarchical
  • C. Network
  • D. String

Answer: String

17. In DBMS, what does SQL stand for?

  • A. Secure Query Language
  • B. Simple Query Language
  • C. System Query Language
  • D. Structured Query Language

Answer: Structured Query Language

18. Which type of key uniquely identifies each record in a table?

  • A. Foreign Key
  • B. Candidate Key
  • C. Primary Key
  • D. Composite Key

Answer: Primary Key

19. Which database model uses parent-child relationships?

  • A. Relational
  • B. Hierarchical
  • C. Object-Oriented
  • D. Network

Answer: Hierarchical

20. What is the purpose of a Foreign Key?

  • A. To identify unique records
  • B. To establish relationships between tables
  • C. To index the table
  • D. To sort data

Answer: To establish relationships between tables

21. Which of these operations is not part of CRUD?

  • A. Create
  • B. Update
  • C. Remove
  • D. Delete

Answer: Remove

22. Which command lists all files in the current directory?

  • A. ls
  • B. cd
  • C. pwd
  • D. cp

Answer: ls

23. What does the 'rm' command do?

  • A. Move files
  • B. Rename files
  • C. List files
  • D. Remove files

Answer: Remove files

24. What is the purpose of the 'cd' command in Linux?

  • A. Copy files
  • B. Change directories
  • C. Delete files
  • D. List files

Answer: Change directories

25. Which command displays the current working directory?

  • A. ls
  • B. cd
  • C. pwd
  • D. rm

Answer: pwd

26. How do you display the contents of a text file?

  • A. mv
  • B. cat
  • C. ls
  • D. cp

Answer: cat

27. What does the command 'chmod' change?

  • A. File content
  • B. File name
  • C. File type
  • D. File permissions

Answer: File permissions

28. Which command is used to copy files?

  • A. mv
  • B. ls
  • C. cp
  • D. rm

Answer: cp

29. Which of the following is an example of secondary memory?

  • A. RAM
  • B. ROM
  • C. Hard Disk
  • D. Cache Memory

Answer: Hard Disk

30. Which of the following is an example of primary memory?

  • A. Hard Disk
  • B. RAM
  • C. CD-ROM
  • D. USB Drive

Answer: RAM

31. What happens to the data stored in RAM when the computer is turned off?

  • A. It is saved permanently
  • B. It gets erased
  • C. It is transferred to ROM
  • D. It becomes read-only

Answer: It gets erased

32. Who is known as the father of computers?

  • A. Charles Babbage
  • B. Alan Turing
  • C. Bill Gates
  • D. Steve Jobs

Answer: Charles Babbage

33. Which of the following is NOT a type of computer?

  • A. Desktop
  • B. Laptop
  • C. Refrigerator
  • D. Smartphone

Answer: Refrigerator

34. Which type of secondary storage has no moving parts and offers faster data access?

  • A. Hard Disk Drive (HDD)
  • B. Solid State Drive (SSD)
  • C. Floppy Disk
  • D. Optical Disc

Answer: Solid State Drive (SSD)

35. How many bits are there in 1 byte?

  • A. 4
  • B. 8
  • C. 16
  • D. 32

Answer: 8

36. What is the default file extension for Word documents?

  • A. .doc
  • B. .docx
  • C. .txt
  • D. .wps

Answer: .docx

37. Which shortcut is used to save a document?

  • A. Ctrl+S
  • B. Ctrl+N
  • C. Ctrl+P
  • D. Ctrl+Z

Answer: Ctrl+S

38. How do you insert a picture in MS Word?

  • A. Home > Picture
  • B. Layout > Picture
  • C. Insert > Picture
  • D. View > Picture

Answer: Insert > Picture

39. What feature allows you to see the layout of the document?

  • A. Web Layout
  • B. Outline
  • C. Draft
  • D. Print Layout

Answer: Print Layout

40. What does the 'Home' tab in MS Word contain?

  • A. Insert options
  • B. Editing tools
  • C. Formatting tools
  • D. All of the above

Answer: All of the above

41. Which of the following is a valid way to create a new document?

  • A. All of the above
  • B. File > New
  • C. Ctrl+N
  • D. Shift+N

Answer: All of the above

42. What is the shortcut to open a new document?

  • A. Ctrl+O
  • B. Ctrl+N
  • C. Ctrl+A
  • D. Ctrl+T

Answer: Ctrl+N

43. What is the file extension for a standard Excel workbook?

  • A. .xls
  • B. .xlsx
  • C. .xlsm
  • D. .csv

Answer: .xlsx

44. Which function calculates the sum of a range of cells?

  • A. SUM()
  • B. ADD()
  • C. TOTAL()
  • D. SUMMARIZE()

Answer: SUM()

45. What does the VLOOKUP function do?

  • A. Searches for a value in a table
  • B. Calculates a total
  • C. Looks up a cell reference
  • D. Formats data

Answer: Searches for a value in a table

46. What shortcut is used to save a workbook?

  • A. Ctrl+S
  • B. Ctrl+N
  • C. Ctrl+O
  • D. Ctrl+W

Answer: Ctrl+S

47. How do you insert a new worksheet?

  • A. Ctrl+N
  • B. Shift+F11
  • C. Alt+W
  • D. Ctrl+W

Answer: Shift+F11

48. Which symbol is used to start a formula in Excel?

  • A. $
  • B. #
  • C. =
  • D. @

Answer: =

49. What function returns the current date?

  • A. NOW()
  • B. DATE()
  • C. TODAY()
  • D. CURRENT()

Answer: TODAY()

50. The first generation of computers used which technology?

  • A. Vacuum tubes
  • B. Transistors
  • C. Microprocessors
  • D. Artificial Intelligence

Answer: Vacuum tubes

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51. Which generation of computers introduced transistors?

  • A. First Generation
  • B. Second Generation
  • C. Third Generation
  • D. Fourth Generation

Answer: Second Generation

52. Microprocessors were first used in which generation of computers?

  • A. Second Generation
  • B. Third Generation
  • C. Fourth Generation
  • D. Fifth Generation

Answer: Fourth Generation

53. Which generation of computers is associated with Artificial Intelligence (AI)?

  • A. Second Generation
  • B. Third Generation
  • C. Fourth Generation
  • D. Fifth Generation

Answer: Fifth Generation

54. Integrated Circuits (ICs) were used in which generation of computers?

  • A. First Generation
  • B. Second Generation
  • C. Third Generation
  • D. Fourth Generation

Answer: Third Generation

55. Which characteristic is true for first generation computers?

  • A. Used machine language only
  • B. Portable and compact
  • C. Used cloud storage
  • D. Had touch screens

Answer: Used machine language only

56. Which of the following is a drawback of vacuum tube-based computers?

  • A. Too small in size
  • B. Generated excessive heat
  • C. No electronic components
  • D. Used wireless charging

Answer: Generated excessive heat

57. What does the shortcut Ctrl+C do?

  • A. Copy
  • B. Cut
  • C. Paste
  • D. Select All

Answer: Copy

58. What is the function of Ctrl+V?

  • A. Copy
  • B. Paste
  • C. Cut
  • D. Undo

Answer: Paste

59. Which shortcut opens the Task Manager?

  • A. Ctrl+Alt+Delete
  • B. Ctrl+Shift+Esc
  • C. Alt+Tab
  • D. Ctrl+Esc

Answer: Ctrl+Shift+Esc

60. What does Ctrl+X do?

  • A. Copy
  • B. Cut
  • C. Paste
  • D. Delete

Answer: Cut

61. Which shortcut minimizes all windows?

  • A. Windows+D
  • B. Alt+F4
  • C. Ctrl+M
  • D. Windows+M

Answer: Windows+D

62. What does the shortcut Alt+Tab do?

  • A. Switch to previous tab
  • B. Open new tab
  • C. Switch between open applications
  • D. Close active window

Answer: Switch between open applications

63. To open the Run dialog, which shortcut is used?

  • A. Windows+R
  • B. Ctrl+R
  • C. Alt+R
  • D. Shift+R

Answer: Windows+R

64. What is the first step you should take when your Windows computer freezes?

  • A. Restart the computer immediately
  • B. Open Task Manager to check for unresponsive programs
  • C. Unplug the computer
  • D. Run Disk Cleanup

Answer: Open Task Manager to check for unresponsive programs

65. Which shortcut opens the Task Manager in Windows?

  • A. Ctrl + Alt + Delete
  • B. Ctrl + Shift + Esc
  • C. Alt + F4
  • D. Windows + R

Answer: Ctrl + Shift + Esc

66. What does the 'End Task' button in Task Manager do?

  • A. Restarts the computer
  • B. Closes an unresponsive application
  • C. Opens a new program
  • D. Logs you out of Windows

Answer: Closes an unresponsive application

67. Which tab in Task Manager shows CPU and memory usage?

  • A. Processes
  • B. Performance
  • C. Services
  • D. Users

Answer: Performance

68. What is Disk Cleanup used for in Windows?

  • A. Deleting installed programs
  • B. Removing temporary files to free up space
  • C. Formatting the hard drive
  • D. Checking for viruses

Answer: Removing temporary files to free up space

69. How can you access Disk Cleanup in Windows?

  • A. Type 'Disk Cleanup' in the Start menu search
  • B. Press Ctrl + D
  • C. Open Task Manager
  • D. Right-click the desktop

Answer: Type 'Disk Cleanup' in the Start menu search

70. What should you do if Windows fails to boot?

  • A. Reinstall Windows immediately
  • B. Boot into Safe Mode to troubleshoot
  • C. Delete system files
  • D. Turn off the computer and wait

Answer: Boot into Safe Mode to troubleshoot

71. What does ROM stand for?

  • A. Read Only Memory
  • B. Randomly Ordered Memory
  • C. Readily Operable Memory
  • D. Rapidly Organized Memory

Answer: Read Only Memory

72. Which type of ROM can be erased with ultraviolet light?

  • A. PROM
  • B. EPROM
  • C. Flash Memory
  • D. RAM

Answer: EPROM

73. Which type of memory cannot be modified after it is manufactured?

  • A. EPROM
  • B. PROM
  • C. ROM
  • D. RAM

Answer: ROM

74. What is the primary purpose of cache memory?

  • A. Long-term storage
  • B. To speed up data access
  • C. To hold permanent data
  • D. To store user settings

Answer: To speed up data access

75. Which type of RAM is used for temporary data storage during processing?

  • A. SRAM
  • B. DRAM
  • C. ROM
  • D. PROM

Answer: DRAM

76. What does EPROM stand for?

  • A. Erasable Programmable Read Only Memory
  • B. Electric Programmable Read Only Memory
  • C. Electronic Permanent Read Only Memory
  • D. Easily Programmable Read Only Memory

Answer: Erasable Programmable Read Only Memory

77. What is the characteristic of PROM?

  • A. It is rewriteable
  • B. It can be programmed once
  • C. It is volatile
  • D. It is slower than RAM

Answer: It can be programmed once

78. What does the abbreviation 'URL' stand for?

  • A. Universal Reference Locator
  • B. Uniform Resource Locator
  • C. Universal Resource Locator
  • D. Uniform Reference Locator

Answer: Universal Resource Locator

79. What is the primary purpose of a web browser?

  • A. To store data
  • B. To send emails
  • C. To play videos
  • D. To display web pages

Answer: To display web pages

80. Which web browser is developed by Google?

  • A. Firefox
  • B. Chrome
  • C. Safari
  • D. Opera

Answer: Chrome

81. What does 'HTTP' stand for?

  • A. HyperText Transfer Protocol
  • B. HighText Transfer Protocol
  • C. HyperText Transaction Protocol
  • D. HyperText Transmission Protocol

Answer: HyperText Transfer Protocol

82. Which of the following is a web browser?

  • A. Excel
  • B. Mozilla Firefox
  • C. Adobe Photoshop
  • D. Microsoft Word

Answer: Mozilla Firefox

83. What is a bookmark in a web browser?

  • A. An online game
  • B. A website saved for easy access
  • C. A file type
  • D. A shortcut key

Answer: A website saved for easy access

84. What does 'HTTPS' provide that 'HTTP' does not?

  • A. Secure encryption
  • B. Faster access
  • C. Greater compatibility
  • D. More features

Answer: Secure encryption

85. What is considered hardware in a computer system?

  • A. Operating System
  • B. Word Processing Software
  • C. Monitor
  • D. Antivirus

Answer: Monitor

86. Which of the following is software?

  • A. Keyboard
  • B. RAM
  • C. Microsoft Word
  • D. Hard Disk

Answer: Microsoft Word

87. Which component is responsible for processing data in a computer?

  • A. CPU
  • B. RAM
  • C. Monitor
  • D. Mouse

Answer: CPU

88. Which of these is an example of system software?

  • A. Photoshop
  • B. Windows OS
  • C. Google Chrome
  • D. Microsoft Excel

Answer: Windows OS

89. RAM stands for:

  • A. Readily Accessible Memory
  • B. Random Access Memory
  • C. Read And Modify
  • D. Rapid Access Memory

Answer: Random Access Memory

90. Which of the following is a type of hardware used for permanent data storage?

  • A. Hard Disk
  • B. RAM
  • C. Processor
  • D. Motherboard

Answer: Hard Disk

91. The physical components of a computer system are called:

  • A. Software
  • B. Data
  • C. Firmware
  • D. Hardware

Answer: Hardware

92. What is the shortcut for the 'Eyedropper Tool' in Photoshop?

  • A. I
  • B. E
  • C. P
  • D. O

Answer: E

93. What is the shortcut for the 'Quick Selection Tool' in Photoshop?

  • A. W
  • B. Q
  • C. E
  • D. R

Answer: R

94. What is the shortcut for the 'Lasso Tool' in Photoshop?

  • A. L
  • B. M
  • C. S
  • D. C

Answer: S

95. What is the shortcut for the 'Move Tool' in Photoshop?

  • A. V
  • B. M
  • C. T
  • D. B

Answer: V

96. What is the shortcut for the 'Brush Tool' in Photoshop?

  • A. B
  • B. P
  • C. M
  • D. L

Answer: M

97. What is the shortcut for the 'Clone Stamp Tool' in Photoshop?

  • A. S
  • B. C
  • C. T
  • D. B

Answer: B

98. What is the shortcut for the 'Crop Tool' in Photoshop?

  • A. C
  • B. B
  • C. L
  • D. V

Answer: C

99. Which device is primarily used for processing data?

  • A. RAM
  • B. CPU
  • C. Monitor
  • D. Keyboard

Answer: CPU

100. What is the main function of an output device?

  • A. To process data
  • B. To input data
  • C. To store data
  • D. To display or present data

Answer: To display or present data

Frequently asked questions

Is this ADCA online test free?

Yes. Every test on this site is free, needs no signup, and can be retaken as often as you like.

How many questions does this ADCA test have?

This test has 100 questions drawn from across the ADCA syllabus. There are also 50 and 30 question versions.

Do I get the correct answers?

Yes. After finishing you get a full review showing every question, the correct answer, and what you chose. All 100 questions are also listed with answers below the test.

Can I get a certificate for this test?

Students who score 50% or more can claim a certificate from Alien Institute of Computer at 40% off. A WhatsApp button appears on your result screen once you qualify.

Are these the actual exam questions?

No — these are practice questions written to match the ADCA syllabus and question style. They are for revision, not a leaked paper.

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