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Computer Basics Quiz

Practice quiz on Computer Basics (Computer Knowledge). 5 real exam questions.

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About This Quiz

Practice quiz on Computer Basics (Computer Knowledge). 5 real exam questions. Computer Basics Quiz is a free, 25-minute, 25-mark practice quiz on AajExam rated at easy difficulty, designed to help candidates preparing for SSC, UPSC, Banking, Railway and State PSC government competitive exams sharpen their command of Computer Basics (Computer Knowledge). Every question on this quiz ships with a detailed step-by-step solution so you don't just learn the right answer — you learn the reasoning and shortcuts top scorers use to crack similar questions faster on the actual exam day. Why Computer Basics Quiz matters in your preparation: government exam-conducting bodies repeatedly draw questions from the same chapters and the same skill-clusters across recruitment cycles. By attempting focused topic-wise quizzes like this one, you build pattern recognition — the ability to spot which formula, rule or trick applies the moment you see a question. Toppers consistently report that 5-10 quizzes on a single topic delivers more exam-day score gain than 20+ unfocused full-length mocks, because targeted drilling exposes your specific sub-topic weaknesses with surgical precision. How to use this quiz effectively: attempt it in one sitting under the 25-minute timer, without referring to notes or external resources — simulate exam-day conditions exactly. After submission, review the auto-generated analytics to see your accuracy, time per question and section-wise performance. Then go through every wrong and skipped question with the explanation, mentally tagging the underlying concept rather than just memorising the answer. Revisit this quiz after 7-10 days; your second attempt should be 15-20% faster with noticeably better accuracy. After mastering this quiz, explore the 6 related quizzes linked below to broaden your topic coverage. AajExam quiz design principles: every quiz on the platform is curated by subject experts using the actual question formats, difficulty distributions and time pressures of the target government exams. We deliberately avoid generic "textbook" questions in favour of exam-replicating ones. Solutions are written in plain English (and Hindi where source material was bilingual), with step-by-step working for quantitative problems, grammar rules for English questions, and direct reference statements for general awareness items. Performance analytics after each attempt include accuracy, attempt rate, time spent per question, and an estimated all-India percentile so you know exactly where you stand against other candidates. This quiz is completely free to attempt. You only need a free AajExam account to track your performance across attempts, view detailed solutions and unlock the platform-wide analytics dashboard. The platform is mobile-friendly and works seamlessly on smartphones, tablets and desktops — so you can sharpen your Computer Basics (Computer Knowledge) skills in any spare 15-minute window.

Computer Basics Quiz — Questions with Solutions

All 25 questions from this quiz with the correct answer and explanation. Attempt them yourself first, then open each solution to check your reasoning.

  1. Q1.In the circular arrangement, who sits between D and F?

    • A.E
    • B.A
    • C.H
    • D.G
    Show answer

    Answer: A. E

    The order shows D–E–F consecutive, so E sits between D and F.

  2. Q2.Given A > B = C ≥ D, which conclusion is true?

    • A.A > D
    • B.D > A
    • C.C > A
    • D.B > A
    Show answer

    Answer: A. A > D

    Since A > B and B ≥ D, it follows that A > D.

  3. Q3.Which protocol is primarily used to send e-mail messages?

    • A.SMTP
    • B.POP3
    • C.FTP
    • D.HTTP
    Show answer

    Answer: A. SMTP

    Simple Mail Transfer Protocol (SMTP) handles outgoing mail.

  4. Q4.Which part stores data long-term?

    • A.RAM
    • B.Hard Disk
    • C.CPU
    • D.Keyboard
    Show answer

    Answer: B. Hard Disk

    Hard disk stores data permanently.

  5. Q5.Is the triangle right-angled? (I) Sides: 6, 8 (II) Hypotenuse = 10

    • A.Only I
    • B.Only II
    • C.Both needed
    • D.Insufficient
    Show answer

    Answer: C. Both needed

    Both length information and the hypotenuse are required to confirm 6² + 8² = 10².

  6. Q6.CPU stands for:

    • A.Central Processing Unit
    • B.Central Program Unit
    • C.Computer Processing Utility
    • D.Central Processor Utility
    Show answer

    Answer: A. Central Processing Unit

    CPU is the Central Processing Unit, the brain of the computer.

  7. Q7.RAM stands for:

    • A.Random Access Memory
    • B.Read Access Memory
    • C.Random Application Memory
    • D.Read Application Module
    Show answer

    Answer: A. Random Access Memory

    RAM is Random Access Memory, used for temporary data storage.

  8. Q8.Which of the following is an input device?

    • A.Monitor
    • B.Keyboard
    • C.Printer
    • D.Speaker
    Show answer

    Answer: B. Keyboard

    A keyboard is used to input data into the computer.

  9. Q9.Which of the following is an output device?

    • A.Mouse
    • B.Keyboard
    • C.Printer
    • D.Scanner
    Show answer

    Answer: C. Printer

    A printer produces output on paper.

  10. Q10.1 byte is equal to how many bits?

    • A.4 bits
    • B.8 bits
    • C.16 bits
    • D.32 bits
    Show answer

    Answer: B. 8 bits

    1 byte = 8 bits.

  11. Q11.Which component is often called the 'brain' of the computer?

    • A.RAM
    • B.CPU
    • C.ROM
    • D.Hard disk
    Show answer

    Answer: B. CPU

    The CPU processes instructions and is called the computer's brain.

  12. Q12.Which type of memory is volatile (loses data when power is off)?

    • A.ROM
    • B.RAM
    • C.Hard disk
    • D.Pen drive
    Show answer

    Answer: B. RAM

    RAM loses its contents when power is switched off.

  13. Q13.MS Word is an example of:

    • A.System software
    • B.Application software
    • C.Hardware
    • D.Operating system
    Show answer

    Answer: B. Application software

    MS Word is application software used for word processing.

  14. Q14.Which of these is an operating system?

    • A.MS Word
    • B.Windows
    • C.Excel
    • D.PowerPoint
    Show answer

    Answer: B. Windows

    Windows is an operating system; the others are applications.

  15. Q15.The full form of URL is:

    • A.Uniform Resource Locator
    • B.Universal Resource Link
    • C.Uniform Retrieval Link
    • D.Universal Reference Locator
    Show answer

    Answer: A. Uniform Resource Locator

    URL stands for Uniform Resource Locator.

  16. Q16.Which device is commonly used to connect to the internet?

    • A.Modem
    • B.Printer
    • C.Scanner
    • D.Speaker
    Show answer

    Answer: A. Modem

    A modem connects a computer to the internet via a network line.

  17. Q17.The full form of USB is:

    • A.Universal Serial Bus
    • B.United Serial Board
    • C.Universal System Bus
    • D.United System Board
    Show answer

    Answer: A. Universal Serial Bus

    USB stands for Universal Serial Bus.

  18. Q18.Which key is used to delete a character to the left of the cursor?

    • A.Delete
    • B.Backspace
    • C.Enter
    • D.Shift
    Show answer

    Answer: B. Backspace

    The Backspace key deletes characters to the left.

  19. Q19.Which of the following is a storage device?

    • A.Monitor
    • B.Hard disk
    • C.Keyboard
    • D.Mouse
    Show answer

    Answer: B. Hard disk

    A hard disk stores data permanently.

  20. Q20.The full form of LAN is:

    • A.Local Area Network
    • B.Large Area Network
    • C.Local Access Node
    • D.Linked Area Network
    Show answer

    Answer: A. Local Area Network

    LAN stands for Local Area Network.

  21. Q21.Which of the following is antivirus software?

    • A.MS Word
    • B.Quick Heal
    • C.Excel
    • D.Photoshop
    Show answer

    Answer: B. Quick Heal

    Quick Heal is a well-known antivirus program.

  22. Q22.The keyboard shortcut Ctrl + C is used for:

    • A.Cut
    • B.Copy
    • C.Paste
    • D.Save
    Show answer

    Answer: B. Copy

    Ctrl + C copies the selected content.

  23. Q23.The keyboard shortcut Ctrl + V is used for:

    • A.Cut
    • B.Copy
    • C.Paste
    • D.Save
    Show answer

    Answer: C. Paste

    Ctrl + V pastes copied or cut content.

  24. Q24.The full form of HTTP is:

    • A.HyperText Transfer Protocol
    • B.HyperText Transmission Process
    • C.High Transfer Text Protocol
    • D.HyperText Technical Protocol
    Show answer

    Answer: A. HyperText Transfer Protocol

    HTTP stands for HyperText Transfer Protocol.

  25. Q25.Which generation of computers introduced the use of microprocessors?

    • A.First generation
    • B.Second generation
    • C.Third generation
    • D.Fourth generation
    Show answer

    Answer: D. Fourth generation

    Fourth-generation computers used microprocessors.

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Frequently Asked Questions

Is Computer Basics Quiz free to attempt on AajExam?

Yes. Computer Basics Quiz is completely free. You only need a free AajExam account to track your score, view detailed solutions and unlock cross-attempt analytics.

How long does it take to complete Computer Basics Quiz?

Computer Basics Quiz runs on a 25-minute timer in real exam-style conditions. The clock starts the moment you click Start, mirroring the time pressure of the actual exam.

Are detailed solutions provided?

Yes. Every question on Computer Basics Quiz ships with a complete step-by-step solution, the underlying concept, and (where applicable) shortcut tricks. You can also discuss any question with the AajExam community.

Can I attempt Computer Basics Quiz multiple times?

Yes. You can attempt this quiz as many times as you like. Each attempt is recorded separately so you can track improvement in score, accuracy and time-management.

Which government exams does this quiz prepare me for?

Computer Basics questions appear regularly in SSC CGL, CHSL, MTS, GD; IBPS PO, Clerk; SBI PO, Clerk; RRB NTPC, Group D; UPSC prelims and most State PSC exams. The specific weightage varies by exam — check the exam pattern on the corresponding AajExam exam page for details.

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