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Operating System Test 15
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Operating System Test 15

Bilingual timed test with clean question text, preserved symbols and detailed solutions.

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Batch 5 | Reasoning + Awareness

Operating System Test 15

25 bilingual MCQs from Operating System, including 5 fresh LearnAtMyPlace original supplemental questions with detailed solutions. Built for SSC, RRB and banking practice with preserved bilingual wording, symbols and detailed logic explanations.

Questions
25
Duration
25 min
Marking
+1 / -0.25
Sections
Operating System | 25 questions

Question Palette Legend

1Not Visited1Not Answered1Answered1Marked for Review1Answered + Marked
Preview all 25 questions in Operating System Test 15 (no login required)
  1. Operating System — Operating System

    1. Set 50281: Which term GUI uses icons and windows? / ??? 50281: ??? ?? GUI uses icons and windows ???

    • A. GUI (Correct)
    • B. Modem
    • C. Compiler only
    • D. Spreadsheet

    Explanation: GUI

  2. Operating System — Operating System

    2. Set 50282: Which term manages files and folders? / ??? 50282: ??? ?? manages files and folders ???

    • A. Operating system (Correct)
    • B. Modem
    • C. Compiler only
    • D. Spreadsheet

    Explanation: Operating system

  3. Operating System — Operating System

    3. Set 50283: Which term starts the computer during booting? / ??? 50283: ??? ?? starts the computer during booting ???

    • A. Operating system (Correct)
    • B. Modem
    • C. Compiler only
    • D. Spreadsheet

    Explanation: Operating system

  4. Operating System — Operating System

    4. Set 50284: Which term Windows is an example of OS? / ??? 50284: ??? ?? Windows is an example of OS ???

    • A. Windows (Correct)
    • B. Modem
    • C. Compiler only
    • D. Spreadsheet

    Explanation: Windows

  5. Operating System — Operating System

    5. Set 50285: Which term Linux is open-source OS? / ??? 50285: ??? ?? Linux is open-source OS ???

    • A. Linux (Correct)
    • B. Modem
    • C. Compiler only
    • D. Spreadsheet

    Explanation: Linux

  6. Operating System — Operating System

    6. Set 50286: Which term Task Manager shows running processes? / ??? 50286: ??? ?? Task Manager shows running processes ???

    • A. Task Manager (Correct)
    • B. Modem
    • C. Compiler only
    • D. Spreadsheet

    Explanation: Task Manager

  7. Operating System — Operating System

    7. Set 50287: Which term GUI uses icons and windows? / ??? 50287: ??? ?? GUI uses icons and windows ???

    • A. GUI (Correct)
    • B. Modem
    • C. Compiler only
    • D. Spreadsheet

    Explanation: GUI

  8. Operating System — Operating System

    8. Set 50288: Which term manages files and folders? / ??? 50288: ??? ?? manages files and folders ???

    • A. Operating system (Correct)
    • B. Modem
    • C. Compiler only
    • D. Spreadsheet

    Explanation: Operating system

  9. Operating System — Operating System

    9. Set 50289: Which term starts the computer during booting? / ??? 50289: ??? ?? starts the computer during booting ???

    • A. Operating system (Correct)
    • B. Modem
    • C. Compiler only
    • D. Spreadsheet

    Explanation: Operating system

  10. Operating System — Operating System

    10. Set 50290: Which term Windows is an example of OS? / ??? 50290: ??? ?? Windows is an example of OS ???

    • A. Windows (Correct)
    • B. Modem
    • C. Compiler only
    • D. Spreadsheet

    Explanation: Windows

  11. Operating System — Operating System

    11. Set 50291: Which term Linux is open-source OS? / ??? 50291: ??? ?? Linux is open-source OS ???

    • A. Linux (Correct)
    • B. Modem
    • C. Compiler only
    • D. Spreadsheet

    Explanation: Linux

  12. Operating System — Operating System

    12. Set 50292: Which term Task Manager shows running processes? / ??? 50292: ??? ?? Task Manager shows running processes ???

    • A. Task Manager (Correct)
    • B. Modem
    • C. Compiler only
    • D. Spreadsheet

    Explanation: Task Manager

  13. Operating System — Operating System

    13. Set 50293: Which term GUI uses icons and windows? / ??? 50293: ??? ?? GUI uses icons and windows ???

    • A. GUI (Correct)
    • B. Modem
    • C. Compiler only
    • D. Spreadsheet

    Explanation: GUI

  14. Operating System — Operating System

    14. Set 50294: Which term manages files and folders? / ??? 50294: ??? ?? manages files and folders ???

    • A. Operating system (Correct)
    • B. Modem
    • C. Compiler only
    • D. Spreadsheet

    Explanation: Operating system

  15. Operating System — Operating System

    15. Set 50295: Which term starts the computer during booting? / ??? 50295: ??? ?? starts the computer during booting ???

    • A. Operating system (Correct)
    • B. Modem
    • C. Compiler only
    • D. Spreadsheet

    Explanation: Operating system

  16. Operating System — Operating System

    16. Set 50296: Which term Windows is an example of OS? / ??? 50296: ??? ?? Windows is an example of OS ???

    • A. Windows (Correct)
    • B. Modem
    • C. Compiler only
    • D. Spreadsheet

    Explanation: Windows

  17. Operating System — Operating System

    17. Set 50297: Which term Linux is open-source OS? / ??? 50297: ??? ?? Linux is open-source OS ???

    • A. Linux (Correct)
    • B. Modem
    • C. Compiler only
    • D. Spreadsheet

    Explanation: Linux

  18. Operating System — Operating System

    18. Set 50298: Which term Task Manager shows running processes? / ??? 50298: ??? ?? Task Manager shows running processes ???

    • A. Task Manager (Correct)
    • B. Modem
    • C. Compiler only
    • D. Spreadsheet

    Explanation: Task Manager

  19. Operating System — Operating System

    19. Set 50299: Which term GUI uses icons and windows? / ??? 50299: ??? ?? GUI uses icons and windows ???

    • A. GUI (Correct)
    • B. Modem
    • C. Compiler only
    • D. Spreadsheet

    Explanation: GUI

  20. Operating System — Operating System

    20. Set 50300: Which term manages files and folders? / ??? 50300: ??? ?? manages files and folders ???

    • A. Operating system (Correct)
    • B. Modem
    • C. Compiler only
    • D. Spreadsheet

    Explanation: Operating system

  21. Operating System — Percentage / प्रतिशत

    21. 15% of 725 is: / 725 का 15% कितना है?

    • A. 98.75
    • B. 108.75 (Correct)
    • C. 118.75
    • D. 128.75

    Explanation: 15% = 15/100, so answer = 108.75. / प्रतिशत को 100 से भाग देकर मूल संख्या से गुणा करें।

  22. Operating System — Profit-Loss / लाभ-हानि

    22. An article bought for Rs 900 is sold at 15% profit. Find SP. / Rs 900 में खरीदी वस्तु 15% लाभ पर बेची गई। SP ज्ञात करें।

    • A. Rs 995
    • B. Rs 1035 (Correct)
    • C. Rs 1075
    • D. Rs 1115

    Explanation: SP = CP x (100 + profit%)/100 = 900 x 115/100 = Rs 1035. / लाभ प्रतिशत जोड़कर विक्रय मूल्य निकालें।

  23. Operating System — Time & Work / समय और कार्य

    23. A finishes a work in 21 days and B in 27 days. Together they finish in: / A 21 दिन और B 27 दिन में काम पूरा करते हैं। साथ में समय?

    • A. 10.8 days
    • B. 11.8 days (Correct)
    • C. 12.8 days
    • D. 13.8 days

    Explanation: Combined time = ab/(a+b) = 21 x 27 / 48 = 11.8 days. / संयुक्त कार्य में दरें जोड़ी जाती हैं।

  24. Operating System — Speed Conversion / चाल परिवर्तन

    24. 54 km/h equals: / 54 किमी/घंटा बराबर है:

    • A. 12 m/s
    • B. 15 m/s (Correct)
    • C. 18 m/s
    • D. 20 m/s

    Explanation: km/h to m/s conversion uses x 5/18. 54 x 5/18 = 15. / किमी/घंटा को मी/से में बदलने के लिए 5/18 से गुणा करें।

  25. Operating System — Simplification / सरलीकरण

    25. Simplify: 21 x 16 + 21 - 16. / सरल करें: 21 x 16 + 21 - 16.

    • A. 333
    • B. 341 (Correct)
    • C. 349
    • D. 357

    Explanation: Apply BODMAS: 336 + 21 - 16 = 341. / पहले गुणा, फिर जोड़-घटाव करें।