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 free semilattice has the _______ property. |
| A. | intersection |
| B. | commutative and associative |
| C. | identity |
| D. | universal |
| Answer» E. | |
| 2. |
Every poset that is a complete semilattice must always be a _______ |
| A. | sublattice |
| B. | complete lattice |
| C. | free lattice |
| D. | partial lattice |
| Answer» C. free lattice | |
| 3. |
The graph is the smallest non-modular lattice N5. A lattice is _______ if and only if it does not have a _______ isomorphic to N5. |
| A. | non-modular, complete lattice |
| B. | moduler, semilattice |
| C. | non-modular, sublattice |
| D. | modular, sublattice |
| Answer» E. | |
| 4. |
A sublattice(say, S) of a lattice(say, L) is a convex sublattice of L if _________ |
| A. | x>=z, where x in S implies z in S, for every element x, y in L |
| B. | x=y and y<=z, where x, y in S implies z in S, for every element x, y, z in L |
| C. | x<=y<=z, where x, y in S implies z in S, for every element x, y, z in L |
| D. | x=y and y>=z, where x, y in S implies z in S, for every element x, y, z in L |
| Answer» D. x=y and y>=z, where x, y in S implies z in S, for every element x, y, z in L | |
| 5. |
The graph given below is an example of _________ |
| A. | non-lattice poset |
| B. | semilattice |
| C. | partial lattice |
| D. | bounded lattice |
| Answer» B. semilattice | |
| 6. |
A ________ has a greatest element and a least element which satisfy 0 |
| A. | semilattice |
| B. | join semilattice |
| C. | meet semilattice |
| D. | bounded lattice |
| Answer» E. | |
| 7. |
______ and _______ are the two binary operations defined for lattices. |
| A. | Join, meet |
| B. | Addition, subtraction |
| C. | Union, intersection |
| D. | Multiplication, modulo division |
| Answer» B. Addition, subtraction | |
| 8. |
If every two elements of a poset are comparable then the poset is called ________ |
| A. | sub ordered poset |
| B. | totally ordered poset |
| C. | sub lattice |
| D. | semigroup |
| Answer» C. sub lattice | |
| 9. |
In the poset (Z+, |) (where Z+ is the set of all positive integers and | is the divides relation) are the integers 9 and 351 comparable? |
| A. | (where Z+ is the set of all positive integers and | is the divides relation) are the integers 9 and 351 comparable?a) comparable |
| B. | not comparable |
| C. | comparable but not determined |
| D. | determined but not comparable |
| Answer» B. not comparable | |
| 10. |
A Poset in which every pair of elements has both a least upper bound and a greatest lower bound is termed as _______ |
| A. | sublattice |
| B. | lattice |
| C. | trail |
| D. | walk |
| Answer» C. trail | |