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Selection Operation in SQL MCQ Questions with Answers PDF Download eBook

Selection Operation in SQL Multiple Choice Questions (MCQ) to solve selection operation in sql quiz answers PDF worksheet, database test for online courses. Practice query processing Multiple Choice Questions and Answers (MCQs), "Selection Operation in SQL Quiz" questions and answers for CS major. Learn selection operation in query processing, selection operation in sql, double buffering, dbms: selection operation test prep for best online schools for computer science.

"The lowest-level operator in query-processing to access data, is" Multiple Choice Questions (MCQ) on selection operation in sql with choices pointers, locators, indices, and file scan for CS major. Solve selection operation in sql quiz questions for merit scholarship test and certificate programs for applied computer science.

MCQs on Selection Operation in SQL PDF Download eBook

MCQ: The lowest-level operator in query-processing to access data, is

  1. Pointers
  2. Locators
  3. Indices
  4. File scan

D

MCQ: File scans are algorithms for searching that is used to locate and retrieve records, fulfilling a

  1. Projection condition
  2. Selection condition
  3. Hashing condition
  4. Evaluation plan condition

B

MCQ: The A1 way of performing a selection operation is known as

  1. Composite Search
  2. Uniform Search
  3. Linear Search
  4. Dynamic Search

C

MCQ: In the A1 search, to satisfy the selection operation the system scans each file block and tests

  1. Secondary index
  2. All records
  3. Primary index
  4. Equality on nonkey

B

MCQ: File scans are algorithms for

  1. Searching
  2. Locating
  3. Retrieving
  4. Indexing

A