MCQOPTIONS
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MCQOPTIONS
This section includes 17 Mcqs, each offering curated multiple-choice questions to sharpen your Discrete Mathematics knowledge and support exam preparation. Choose a topic below to get started.
| 1. |
Which of the following is a fibonacci series? |
| A. | 0, 1, 2, 3, 4……. |
| B. | 0, 1, 1, 2, 3, 5…… |
| C. | 10, 12, 14, 16……. |
| D. | none of the mentioned |
| Answer» C. 10, 12, 14, 16……. | |
| 2. |
Which of the following is a Triangular number series? |
| A. | 1, 3, 6, 9, 12, 15….. |
| B. | 1, 3, 6, 10, 15, 21…… |
| C. | 1, 6, 12, 18, 24….. |
| D. | none of the mentioned |
| Answer» C. 1, 6, 12, 18, 24….. | |
| 3. |
The sequence 1, 1, 1, 1, 1…. is? |
| A. | Absolutely summable |
| B. | Is not absolutely summable |
| C. | Can’t say |
| D. | None of the mentioned |
| Answer» C. Can’t say | |
| 4. |
If in an AGP the common ratio of GP is 1 then that sequence becomes an AP sequence. |
| A. | True |
| B. | False |
| Answer» B. False | |
| 5. |
The series 1, 1, 1, 1, 1…….. is not an AGP. |
| A. | True |
| B. | False |
| Answer» C. | |
| 6. |
The sum of cubes of the first n natural numbers is given by _________ |
| A. | {n(n+1)/2}2 |
| B. | {n(n-1)/2}2 |
| C. | {n2(n+1)/2}2 |
| D. | None of the mentioned |
| Answer» B. {n(n-1)/2}2 | |
| 7. |
The sum of square of the first n natural numbers is given by _________ |
| A. | n(n+1)(2n+1)/6 |
| B. | n(n-1)/2(2n+1) |
| C. | n2(n+1)(2n+1)/6 |
| D. | None of the mentioned |
| Answer» B. n(n-1)/2(2n+1) | |
| 8. |
The sum of the first n natural numbers is given by _________ |
| A. | n(n+1)/2 |
| B. | n(n-1)/2 |
| C. | n2(n+1)/2 |
| D. | None of the mentioned |
| Answer» B. n(n-1)/2 | |
| 9. |
Let the sequence be 1×2, 3×22, 5×23, 7×24, 9×25……… then the next term of this AGP is given by _________ |
| A. | 10×26 |
| B. | 10×27 |
| C. | 11×26 |
| D. | None of the mentioned |
| Answer» D. None of the mentioned | |
| 10. |
Let the sequence be 1×2, 3×22, 5×23, 7×24, 9×25……… then this sequence is _________ |
| A. | An arithmetic sequence |
| B. | A geometic progression |
| C. | Arithmetico-geometric progression |
| D. | None of the mentioned |
| Answer» D. None of the mentioned | |
| 11. |
WHICH_OF_THE_FOLLOWING_IS_A_TRIANGULAR_NUMBER_SERIES_:?$ |
| A. | 1, 3, 6, 9, 12, 15….. |
| B. | 1, 3, 6, 10, 15, 21…… |
| C. | 1, 6, 12, 18, 24….. |
| D. | none of the mentioned |
| Answer» C. 1, 6, 12, 18, 24‚Äö√Ñ√∂‚àö√묨‚àÇ.. | |
| 12. |
Which of the following is a fibonacci series: |
| A. | 0, 1, 2, 3, 4……. |
| B. | 0, 1, 1, 2, 3, 5…… |
| C. | 10, 12, 14, 16……. |
| D. | none of the mentioned |
| Answer» C. 10, 12, 14, 16‚Äö√Ñ√∂‚àö√묨‚àÇ‚Äö√Ñ√∂‚àö√묨‚àÇ. | |
| 13. |
The sequence 1, 1, 1, 1, 1…. is ?# |
| A. | Absolutely summable |
| B. | Is not absolutely summable |
| C. | Can’t say |
| D. | None of the mentioned |
| Answer» C. Can‚Äö√Ñ√∂‚àö√ë‚àö¬•t say | |
| 14. |
If in a AGP the common ratio of GP is 1 then that sequence becomes a AP sequence. |
| A. | True |
| B. | False |
| Answer» B. False | |
| 15. |
The sum of square of the first n natural numbers is given by: |
| A. | n(n+1)(2n+1)/6 |
| B. | n(n-1)/2(2n+1) |
| C. | n<sup>2</sup>(n+1)(2n+1)/6 |
| D. | None of the mentioned |
| Answer» B. n(n-1)/2(2n+1) | |
| 16. |
The sum of the first n natural numbers is given by: |
| A. | n(n+1)/2 |
| B. | n(n-1)/2 |
| C. | n(n-1)/3 |
| D. | None of the mentioned |
| Answer» B. n(n-1)/2 | |
| 17. |
Let the sequence be 1×2, 3×22, 5×23, 7×24, 9×25……… then this sequence is |
| A. | An airthmetic sequence |
| B. | A geometic progression |
| C. | Airthmetico-geometric progression |
| D. | None of the mentioned |
| Answer» D. None of the mentioned | |