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This section includes 462 Mcqs, each offering curated multiple-choice questions to sharpen your SRMJEEE knowledge and support exam preparation. Choose a topic below to get started.
| 451. |
If A = {2, 3, 4}, B = {2, 5, 6}, then (A – B) ´ (A Ç B) is |
| A. | {(3, 2), (3, 3), (3, 5) |
| B. | {(3, 2), (3, 5) (3, 6) |
| C. | {(3, 2), (3, 5)} |
| D. | None of these. |
| Answer» D. None of these. | |
| 452. |
If A = {1, 2, 3}, B = {3, 4, 5}, then (A Ç B) ´ A is |
| A. | {(1, 3), (2, 3), (3, 3)} |
| B. | {(3, 1), (3, 2), (3, 3) |
| C. | {(1, 3), (3, 1), (3, 2) |
| D. | None of these |
| Answer» C. {(1, 3), (3, 1), (3, 2) | |
| 453. |
If A = {1, 2} and B = {0, 1}, then A ´ B is |
| A. | {(1, 0) (1, 1), (2, 0) (2, 1)} |
| B. | {(1, 0), (2, 1)} |
| C. | {(1, 1), (1, 2), (0, 1) (0, 2) |
| D. | None of these |
| Answer» B. {(1, 0), (2, 1)} | |
| 454. |
Let U be the universal set containing 700 elements. If A, B are sub-sets of U such that n(A) = 200, n(B) = 300 and n (A Ç B) = 100. Then n (A¢Ç B¢) = |
| A. | 400 |
| B. | 600 |
| C. | 300 |
| D. | None of these |
| Answer» D. None of these | |
| 455. |
Let A = {x | x Î R, x ³ 4} and B = {x Î R | x < 5}. Then A Ç B = |
| A. | (4, 5) |
| B. | (4, 5) |
| C. | (4, 5) |
| D. | (4, 5) |
| Answer» D. (4, 5) | |
| 456. |
Which of the following statement is false: |
| A. | A – B = A Ç B¢ |
| B. | A – B = A – (A Ç B) |
| C. | A – B = A – B¢ |
| D. | A – B = (A È B) – B |
| Answer» D. A – B = (A È B) – B | |
| 457. |
For any two sets A and B, (A – B) È (B – A) = |
| A. | (A – B) È A |
| B. | (B – A) È B |
| C. | (A È B) – (A Ç B) |
| D. | (A È B) Ç (A Ç B) |
| Answer» D. (A È B) Ç (A Ç B) | |
| 458. |
The symmetric difference of A = {1, 2, 3} and B = {3, 4, 5} is |
| A. | {1, 2} |
| B. | {1, 2, 4, 5} |
| C. | {4, 3} |
| D. | {2, 5, 1, 4, 3} |
| Answer» C. {4, 3} | |
| 459. |
The symmetric difference of A and B is |
| A. | (A – B) Ç (B – A) |
| B. | (A – B) È (B – A) |
| C. | (A È B) – (A Ç B) |
| D. | {(A È B) – A} È {(A È B) – B) |
| Answer» C. (A È B) – (A Ç B) | |
| 460. |
If A = {1, 3, 5, B} and B = {2, 4} then |
| A. | 4 Î A |
| B. | {4} Ì A |
| C. | B Ì A |
| D. | None of these |
| Answer» E. | |
| 461. |
For any two sets A and B, A Ç (A È B) = |
| A. | A |
| B. | B |
| C. | f |
| D. | None of these |
| Answer» B. B | |
| 462. |
Let A and B be two sets in the same universal set. Then A – B = |
| A. | A Ç B |
| B. | A¢Ç B |
| C. | A Ç B¢ |
| D. | None of these |
| Answer» D. None of these | |