Selection Operation in SQL MCQs & Quiz Online PDF Book Download

Selection operation in sql MCQs, selection operation in sql quiz answers to learn data analytics courses online. Query processing multiple choice questions (MCQs), selection operation in sql quiz questions and answers for online computer engineering degree. Query processing, selection operation in query processing, double buffering, dbms: selection operation, selection operation in sql test prep for big data certification.

Learn query processing test MCQs: lowest-level operator in query-processing to access data, is, with choices pointers, locators, indices, and file scan for online computer engineering degree. Practice assessment test for scholarships, online learning selection operation in sql quiz questions for competitive assessment in computer science major for big data certification.

MCQ on Selection Operation in SQL Quiz Book Download

MCQ: 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: 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 A1 search, to satisfy selection operation 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