Computer Science MCQs (Set–29 | Level — Frontier Open Conjectures & Deep Structural Theory 😈🔥)

281. The statement “P ≠ NP” would immediately imply: A) NP ⊄ P B) No NP-Complete problem is solvable in polynomial time C) There exist problems verifiable but not efficiently solvable D) All of the above Answer: D) All of the above 282. The class coNP consists of languages whose complements are in: A) P B) NP C) PSPACE D) EXP Answer: B) NP 283. If PH collapses to level k, then: A) All higher levels equal Σₖ^P B) PSPACE collapses C) NP = PSPACE D) EXP collapses Answer: A) All higher levels equal Σₖ^P 284. The problem of graph isomorphism is currently known to be in: A) P (proven decades ago) B) NP-Complete C) Quasi-polynomial time D) PSPACE-Complete Answer: C) Quasi-polynomial time 285. The class #P deals with: A) Optimization problems B) Counting accepting paths C) Space-bounded computation D) Quantum proofs Answer: B) Counting accepting paths 286. If #P = FP (polynomial-time computable functions), then: A) P = NP B) PH collapses C) PSPACE = NP D) BQP = P Answer: B) PH collapses ...
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English Grammar MCQs – Set 10 (High-Yield / Exam Mastery)

Choose the correct option 👇

Tenses

1. She ___ her homework by the time her father returned.
(a) finished
(b) has finished
(c) had finished
(d) finishes

2. I ___ here since 2015.
(a) live
(b) lived
(c) have lived
(d) had lived

Subject–Verb Agreement

3. Either Ram or his friends ___ responsible.
(a) is
(b) are
(c) were
(d) has

4. The team of players ___ winning the match.
(a) is
(b) are
(c) were
(d) have

Articles

5. He is ___ M.A. in History.
(a) a
(b) an
(c) the
(d) no article

6. ___ Amazon is the largest river by discharge.
(a) A
(b) An
(c) The
(d) No article

Prepositions

7. He insisted ___ leaving immediately.
(a) on
(b) in
(c) at
(d) for

8. She is married ___ a doctor.
(a) to
(b) with
(c) by
(d) for

Voice

9. Someone has stolen my bag.
Passive voice:
(a) My bag has been stolen.
(b) My bag is stolen.
(c) My bag was stolen.
(d) My bag has stolen.

Narration

10. He said, “I will help you tomorrow.”
Indirect:
(a) He said that he will help me tomorrow.
(b) He said that he would help me the next day.
(c) He said that I will help him tomorrow.
(d) He said that I would help him tomorrow.

Error Spotting

11. She is good in painting.
(a) She
(b) is
(c) good in
(d) painting

12. He did not knew the answer.
(a) He
(b) did
(c) not knew
(d) answer

Sentence Improvement

13. He succeeded by his hard work.
(a) succeeded through hard work
(b) succeeded at hard work
(c) succeeded with hard work
(d) no improvement

Fill in the Blanks

14. This is the man ___ father is a teacher.
(a) whose
(b) who
(c) whom
(d) which

15. He is interested ___ music.
(a) in
(b) on
(c) at
(d) for

Miscellaneous

16. He is as brave ___ his father.
(a) so
(b) than
(c) as
(d) like

17. I would rather ___ at home than go out.
(a) stay
(b) stayed
(c) staying
(d) to stay

18. No sooner had he entered the room ___ the lights went off.
(a) than
(b) when
(c) then
(d) that

One-word Substitution

19. One who cannot speak is called ___ .
(a) deaf
(b) dumb
(c) blind
(d) mute

Correct Sentence

20.
(a) He is senior than me.
(b) He is senior to me.
(c) He is more senior than me.
(d) He is most senior than me.

✅ Answers

  1. (c) had finished

  2. (c) have lived

  3. (b) are

  4. (a) is

  5. (b) an

  6. (c) The

  7. (a) on

  8. (a) to

  9. (a) My bag has been stolen

  10. (b)

  11. (c) good in → good at

  12. (c) not knew → not know

  13. (a) succeeded through hard work

  14. (a) whose

  15. (a) in

  16. (c) as

  17. (a) stay

  18. (a) than

  19. (b) dumb

  20. (b)

I can continue with Set 11 including 100+ advanced MCQs, fully covering Tenses, Voice, Narration, Prepositions, Articles, Error Spotting, One-Word Substitution – ideal for SSC / Banking / Railway exams.

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