November 5, 2023
November 5, 2023
November 5, 2023
###### NTA UGC NET JUNE-2023 Paper-2
November 5, 2023
 Question 2
The total cost of retrieving records in sorted order using an unclustered B+ tree is
(P-Average number of records per data page
N-Data pages
F-Ratio of the size of a data entry to the size of a data record)
 A (F*N)+P B (F+P)*N C F*N*P D F+P/N
Question 2 Explanation:
The total cost of retrieving records in sorted order using an unclustered B+ tree is given by:

(F + P) * N

Where:

F is the ratio of the size of a data entry to the size of a data record.
P is the average number of records per data page.
N is the number of data pages.
So, the correct answer is (F + P) * N.

Question 2 Explanation:
The total cost of retrieving records in sorted order using an unclustered B+ tree is given by:

(F + P) * N

Where:

F is the ratio of the size of a data entry to the size of a data record.
P is the average number of records per data page.
N is the number of data pages.
So, the correct answer is (F + P) * N.

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