Database-Management-System
August 29, 2024Database-Management-System
August 29, 2024Database-Management-System
| Question 291 |
Which of the following is an index mechanism, where an index record appears for
only some of the search key values?
only some of the search key values?
| Dense index | |
| Sparse index | |
| Multi-level index | |
| None of these |
Question 291 Explanation:
In Dense Index, an index entry appears for every search-key whereas for Sparse index, an index entry appears for only some of the search-key values.
Correct Answer: B
Question 291 Explanation:
In Dense Index, an index entry appears for every search-key whereas for Sparse index, an index entry appears for only some of the search-key values.