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Jeca 2025 mock test 12

JECA 2025 – Mock Test 12

🧠 JECA 2025 – Mock Test 12

📚 Subjects: Mathematics, Aptitude, Computer Awareness

📝 Total Questions: 50 | ✅ indicates the correct answer

1. What is the result of 8 + 4 × 2?

  1. 24
  2. 20
  3. 16 ✅
  4. 12

2. Which key is used to copy?

  1. Ctrl + V
  2. Ctrl + C ✅
  3. Ctrl + X
  4. Ctrl + Z

3. The smallest prime number is:

  1. 0
  2. 1
  3. 2 ✅
  4. 3

4. 1 Kilobyte =

  1. 1000 Bytes
  2. 512 Bytes
  3. 1024 Bytes ✅
  4. 2048 Bytes

5. What is the cube root of 64?

  1. 6
  2. 4 ✅
  3. 8
  4. 16

6. Which is not an input device?

  1. Mouse
  2. Keyboard
  3. Monitor ✅
  4. Scanner

7. If x = 3, what is the value of x² + 2x?

  1. 9
  2. 11
  3. 15 ✅
  4. 18

8. Which one is used for calculation?

  1. Word
  2. Excel ✅
  3. PowerPoint
  4. Paint

9. Find the next number in the pattern: 5, 10, 15, ?

  1. 20
  2. 30
  3. 19
  4. 20 ✅

10. Shortcut key for 'Select All'?

  1. Ctrl + C
  2. Ctrl + A ✅
  3. Ctrl + S
  4. Ctrl + X

11. Which is used to store data permanently?

  1. RAM
  2. Cache
  3. Register
  4. Hard Disk ✅

12. Find LCM of 4 and 5:

  1. 10 ✅
  2. 5
  3. 20
  4. 15

13. Full form of URL?

  1. Universal Read Link
  2. Uniform Resource Locator ✅
  3. Unified Reference List
  4. Unique Resource Language

14. Which one is a search engine?

  1. Google ✅
  2. Facebook
  3. Excel
  4. Instagram

15. What is the square of 11?

  1. 111
  2. 121 ✅
  3. 100
  4. 144

16. What is 3³?

  1. 9
  2. 18
  3. 27 ✅
  4. 21

17. Which is a web browser?

  1. Google Chrome ✅
  2. MS Excel
  3. MS Word
  4. Paint

18. What is the decimal value of 1/4?

  1. .2
  2. .25 ✅
  3. .4
  4. .75

19. Shortcut for Print?

  1. Ctrl + S
  2. Ctrl + X
  3. Ctrl + P ✅
  4. Ctrl + Q

20. Which number is both even and prime?

  1. 2 ✅
  2. 4
  3. 6
  4. 8

21. What is the full form of CPU?

  1. Central Push Unit
  2. Control Process Unit
  3. Central Processing Unit ✅
  4. Central Performance Unit

22. Value of 5! (factorial)?

  1. 120 ✅
  2. 25
  3. 60
  4. 100

23. Which file extension is used for Word documents?

  1. .xls
  2. .ppt
  3. .docx ✅
  4. .jpg

24. 25% of 200 is:

  1. 40
  2. 50 ✅
  3. 20
  4. 100

25. Shortcut to cut selected text:

  1. Ctrl + X ✅
  2. Ctrl + Z
  3. Ctrl + C
  4. Ctrl + V

26. Which is a presentation software?

  1. Excel
  2. Paint
  3. PowerPoint ✅
  4. Notepad

27. What is 12% of 150?

  1. 18 ✅
  2. 20
  3. 15
  4. 12

28. Shortcut to redo last action:

  1. Ctrl + Z
  2. Ctrl + Y ✅
  3. Ctrl + V
  4. Ctrl + C

29. Who is the father of computers?

  1. Alan Turing
  2. Tim Berners-Lee
  3. Charles Babbage ✅
  4. Steve Jobs

30. Which one is a valid email format?

  1. example.com@user
  2. user#mail.com
  3. user@mail.com ✅
  4. mail.com@user

31. What is 15 + 15 ÷ 3?

  1. 10
  2. 30
  3. 20 ✅
  4. 25

32. Full form of HTTP?

  1. Hyper Text Transmission Protocol
  2. High Transfer Text Protocol
  3. Hyper Text Transfer Protocol ✅
  4. Hyper Tool Transfer Protocol

33. The binary of decimal 4 is:

  1. 010
  2. 001
  3. 100 ✅
  4. 110

34. What is 0.5 × 100?

  1. 25
  2. 50 ✅
  3. 75
  4. 100

35. What is the output of 2² + 3²?

  1. 13 ✅
  2. 9
  3. 10
  4. 25

36. Which of these is not a storage device?

  1. Pen Drive
  2. Hard Disk
  3. Mouse ✅
  4. CD

37. Which company developed Android OS?

  1. Apple
  2. Microsoft
  3. Google ✅
  4. Intel

38. What is 9²?

  1. 72
  2. 99
  3. 81 ✅
  4. 90

39. What is the decimal of ¾?

  1. .25
  2. .5
  3. .95
  4. .75 ✅

40. Which of these is a keyboard shortcut to paste?

  1. Ctrl + X
  2. Ctrl + S
  3. Ctrl + C
  4. Ctrl + V ✅

41. Which of the following is a logical operator?

  1. AND ✅
  2. ADD
  3. DIV
  4. MOD

42. What is the square of 6?

  1. 12
  2. 18
  3. 36 ✅
  4. 42

43. What is the result of 100 ÷ 4?

  1. 20
  2. 15
  3. 25 ✅
  4. 30

44. Full form of ROM?

  1. Run On Memory
  2. Read Only Memory ✅
  3. Real Operating Memory
  4. Random Operating Mode

45. Which is not a programming language?

  1. Python
  2. HTML ✅
  3. Java
  4. C++

46. The value of √144 is?

  1. 12 ✅
  2. 14
  3. 16
  4. 10

47. 20% of 250 is?

  1. 45
  2. 50 ✅
  3. 40
  4. 55

48. 4² + 5² = ?

  1. 41 ✅
  2. 36
  3. 45
  4. 40

49. Which is an antivirus software?

  1. Avast ✅
  2. Adobe
  3. SketchUp
  4. PowerPoint

50. Final output device is:

  1. Mouse
  2. Monitor ✅
  3. Scanner
  4. Keyboard

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