MCQOPTIONS
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MCQOPTIONS
This section includes 10 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. |
A group G of order 20 is __________ |
| A. | solvable |
| B. | unsolvable |
| C. | 1 |
| D. | not determined |
| Answer» B. unsolvable | |
| 2. |
An element of a commutative ring R(1≠0) is nilpotent if __________ |
| A. | a+1=0 |
| B. | an = 0, for some positive integer n |
| C. | an = 1, for some integer n |
| D. | a2 = 0 |
| Answer» C. an = 1, for some integer n | |
| 3. |
All the rings of order p2 is ____________ |
| A. | associative |
| B. | cyclic |
| C. | inverse |
| D. | commutative |
| Answer» E. | |
| 4. |
The Number of Elements Satisfying g7=e in a finite Group F is ______ |
| A. | even |
| B. | not a number |
| C. | odd |
| D. | rational |
| Answer» D. rational | |
| 5. |
The order of a simple abelian group is __________ |
| A. | infinite |
| B. | real number |
| C. | finite |
| D. | prime |
| Answer» B. real number | |
| 6. |
The number of generators of cyclic group of order 219 is __________ |
| A. | 144 |
| B. | 124 |
| C. | 56 |
| D. | 218 |
| Answer» B. 124 | |
| 7. |
A finite group G of order 219 is __________ |
| A. | a semigroup |
| B. | a subgroup |
| C. | a commutative inverse |
| D. | a cyclic group |
| Answer» E. | |
| 8. |
What is an irreducible module? |
| A. | A cyclic module in a ring with any non-zero element as its generator |
| B. | A cyclic module in a ring with any positive integer as its generator |
| C. | An acyclic module in a ring with rational elements as its generator |
| D. | A linearly independent module in a semigroup with a set of real numbers |
| Answer» B. A cyclic module in a ring with any positive integer as its generator | |
| 9. |
Every cyclic group is a/an ______ |
| A. | infinite subgroup |
| B. | abelian group |
| C. | monoid |
| D. | commutative semigroup |
| Answer» C. monoid | |
| 10. |
An infinite cyclic group does not have a ______ series. |
| A. | AP |
| B. | GP |
| C. | Composite |
| D. | Finite |
| Answer» D. Finite | |