Question 8160 – GATE 2015 [Set-1]
January 2, 2024Digital-Logic-Design
January 2, 2024Indexing
| Question 3 |
For secondary key processing which of the following file organizations is preferred? Give a one line justification:
| Indexed sequential file organization. | |
| Two-way linked list. | |
| Inverted file organization. | |
| Sequential file organization. |
Question 3 Explanation:
Inverted file organization, because of reasons are as follows:
→ An index for each secondary key.
→ An index entry for each distinct value of the secondary key.
→ Exhibits better enquiry performance.
→ An index for each secondary key.
→ An index entry for each distinct value of the secondary key.
→ Exhibits better enquiry performance.
Correct Answer: C
Question 3 Explanation:
Inverted file organization, because of reasons are as follows:
→ An index for each secondary key.
→ An index entry for each distinct value of the secondary key.
→ Exhibits better enquiry performance.
→ An index for each secondary key.
→ An index entry for each distinct value of the secondary key.
→ Exhibits better enquiry performance.
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