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 54 (SSC / Banking / Railway | High-Level Practice)

 Choose the correct option 👇

Error Spotting (Q1–Q6)

1. One of the most famous poet of India is Kabir.
(a) One of the most
(b) famous poet
(c) of India
(d) is Kabir

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

3. Neither of the boys were able to solve the problem.
(a) Neither
(b) of the boys
(c) were able
(d) to solve the problem

4. She did not completed the project on time.
(a) She did not
(b) completed
(c) the project
(d) on time

5. The rate of inflation have increased recently.
(a) The rate
(b) of inflation
(c) have increased
(d) recently

6. No sooner had the students entered the classroom when the teacher began the lecture.
(a) No sooner had
(b) the students entered
(c) when
(d) the teacher began the lecture

Sentence Improvement (Q7–Q11)

7. He is junior than his brother in rank.
(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 reached home than it began raining.
(a) when
(b) then
(c) that
(d) no improvement

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

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

Cloze Test (Q12–Q15)

Passage:
Education is important for all. It helps individuals develop skills and knowledge. A well-educated person can contribute ___(12) society. Lack of education can result ___(13) unemployment and poverty. One should strive to learn new things ___(14) daily life and apply knowledge ___(15) practical situations.

12.
(a) to
(b) in
(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 cooks delicious meals every day.
Passive voice:
(a) Delicious meals are cooked by the chef every day.
(b) Delicious meals were cooked by the chef every day.
(c) Delicious meals have been cooked by the chef every day.
(d) Delicious meals is cooked by the chef every day.

Narration (Q17)

17. He said, “I will complete the work tomorrow.”
Indirect:
(a) He said that he will complete the work tomorrow.
(b) He said that he would complete the work the next day.
(c) He says that he would complete the work tomorrow.
(d) He said that I would complete the work tomorrow.

Idioms & Phrases (Q18)

18. “To keep an eye on” means:
(a) To ignore
(b) To observe carefully
(c) To sleep
(d) To run away

Vocabulary (Q19)

19. Synonym of Enormous:
(a) small
(b) huge
(c) tiny
(d) little

One-word Substitution (Q20)

20. A person who collects stamps:
(a) numismatist
(b) philatelist
(c) archaeologist
(d) collector

✅ Answers

  1. (b) poet → poets

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

  3. (c) were able → was able

  4. (b) completed → complete

  5. (c) have increased → has increased

  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. (a) to

  13. (a) to

  14. (a) in

  15. (d) to

  16. (a) Delicious meals are cooked by the chef every day

  17. (b)

  18. (b) To observe carefully

  19. (b) huge

  20. (b) philatelist

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

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