Database Systems MCQs – Practice Test 7 (Chapter 18)
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Download the "Query Processing Quiz" App (Android & iOS): In the A1 search, to satisfy the selection operation the system scans each file block and tests; MCQ with answers: all records, secondary index, primary index, and equality on nonkey. Study Database Languages Quiz Questions, download Google Book (Free Chapter) for DBMS online curriculum.
MCQ 31: The A1 way of performing a selection operation is known as:
MCQ 32: In the A1 search, to satisfy the selection operation the system scans each file block and tests:
MCQ 33: Multiple records can be retrieved by using the:
MCQ 34: Search operation algorithms, using an index are known to be:
MCQ 35: In A4 search, if only one record is retrieved, the time cost calculated will be same as that for:
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