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In a ____________ the system scans each file block and tests all records to see whether they satisfy the selection condition.

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In a ____________ the system scans each file block and tests all records to see whether they satisfy the selection condition.

(a) Index Search

(b) Linear search

(c) File scan

(d) Access paths

This question was posed to me during an interview.

The above asked question is from Selection Operation topic in division Query Processing Techniques of Database Management

1 Answer

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Right answer is (b) Linear search

Easy explanation - An initial seek is required to access the first block of the file.

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