SQL Interview Questions and Answers Multiple Choice Questions 1 PDF Download

Learn sql interview questions and answers multiple choice questions (MCQs), db test 1 for online course prep exams. Practice modification of database MCQs questions and answers on modification of database for online DBMS system course test.

Free sql interview questions and answers quiz online, study guide has multiple choice question on sql supports nested subqueries in where, and from clauses of an with options inner query , outer query , outer tuple and inner tuple to test online e-learning skills for viva exam prep and job's interview questions with answers key. Study to learn modification of database quiz questions with online learning MCQs for competitive exam preparation test.

MCQ on SQL Interview Questions and Answers Quiz PDF Download Test 1

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