NIELIT Scientist B 2020 November: 103

Question

The physical location of a record is determined by a mathematical formula that transforms a file key into a record location is:

• A. B-Tree File
• B. Hashed File
• C. Indexed File
• D. Sequential File

Answer 1

B)

In hashed file we use hash function( that is a mathematical formula) on key for determining the record location