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 55 (SSC / Banking / Railway | Expert Drill)

 Choose the correct option 👇

Error Spotting (Q1–Q6)

1. One of the most respected leader of India is Mahatma Gandhi.
(a) One of the most
(b) respected leader
(c) of India
(d) is Mahatma Gandhi

2. He has been teaching here since seven months.
(a) He has been teaching
(b) here
(c) since seven months
(d) no error

3. Neither of the boys were willing to speak.
(a) Neither
(b) of the boys
(c) were willing
(d) to speak

4. She did not completed her assignment on time.
(a) She did not
(b) completed
(c) her assignment
(d) on time

5. The prices of essential goods have gone up sharply.
(a) The prices
(b) of essential goods
(c) have gone up
(d) sharply

6. No sooner had the meeting started when the chairman arrived.
(a) No sooner had
(b) the meeting started
(c) when
(d) the chairman arrived

Sentence Improvement (Q7–Q11)

7. He is junior than his colleague in work.
(a) junior to
(b) junior from
(c) junior than
(d) no improvement

8. She prevented me to make a mistake.
(a) prevented me from making
(b) prevented me to making
(c) prevented me for making
(d) no improvement

9. Hardly had I entered the room than the phone rang.
(a) when
(b) then
(c) that
(d) no improvement

10. He is one of the most talented student in the class.
(a) students
(b) student
(c) talented students
(d) no improvement

11. I have been knowing him for several years.
(a) know
(b) known
(c) knew
(d) no improvement

Cloze Test (Q12–Q15)

Passage:
Knowledge is essential for growth. A person with knowledge can make better decisions ___(12). Ignorance can lead ___(13) mistakes. One should read and learn ___(14) regularly and apply it ___(15) life.

12.
(a) in
(b) to
(c) on
(d) at

13.
(a) to
(b) in
(c) for
(d) at

14.
(a) in
(b) on
(c) at
(d) for

15.
(a) in
(b) on
(c) at
(d) to

Voice (Q16)

16. The chef prepares delicious dishes every day.
Passive voice:
(a) Delicious dishes are prepared by the chef every day.
(b) Delicious dishes were prepared by the chef every day.
(c) Delicious dishes have been prepared by the chef every day.
(d) Delicious dishes is prepared by the chef every day.

Narration (Q17)

17. He said, “I am preparing for the exam.”
Indirect:
(a) He said that he is preparing for the exam.
(b) He said that he was preparing for the exam.
(c) He says that he was preparing for the exam.
(d) He said that I was preparing for the exam.

Idioms & Phrases (Q18)

18. “To burn the midnight oil” means:
(a) To sleep late
(b) To study or work late at night
(c) To waste time
(d) To relax at night

Vocabulary (Q19)

19. Synonym of Vast:
(a) tiny
(b) large
(c) small
(d) little

One-word Substitution (Q20)

20. A person who writes poems:
(a) novelist
(b) poet
(c) playwright
(d) essayist

✅ Answers

  1. (b) leader → leaders

  2. (c) since seven months → for seven months

  3. (c) were willing → was willing

  4. (b) completed → complete

  5. (c) have gone up

  6. (c) when → than

  7. (a) junior to

  8. (a) prevented me from making

  9. (a) when

  10. (a) students

  11. (b) known → have known

  12. (b) to

  13. (a) to

  14. (a) in

  15. (d) to

  16. (a) Delicious dishes are prepared by the chef every day

  17. (b)

  18. (b) To study or work late at night

  19. (b) large

  20. (b) poet

➡️ Next SSC Grammar + Cloze + Vocabulary + Idioms Advanced Drill 📘🔥

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