SQL Interview Questions and Answers Multiple Choice Questions and Answers 1 PDF Online Download

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MCQs on SQL Interview Questions and Answers Quiz 1 PDF Online Download

MCQ: SQL supports nested subqueries in where, and from clauses of an

  1. Outer query
  2. Inner query
  3. Outer tuple
  4. Inner tuple

A

MCQ: SQL supports basic set operations on relations that includes

  1. Union
  2. Intersect
  3. Except
  4. All of the above

D

MCQ: Scalar subqueries are also useful in SQL

  1. Insertion statements
  2. Deletion statement
  3. Update statements
  4. Retrieval statement

C

MCQ: SQL data-definition language is used to create relations with specified

  1. Schema
  2. Structure
  3. Domain
  4. Attributes

A

MCQ: We can choose tuples to be updated by using a query, as we could for

  1. Insert
  2. Delete
  3. Both A and B
  4. Retrieval

C