Modification of Database MCQs Quiz Online PDF Download

Modification of database MCQs, learn dbms online test prep for IT degree, online courses. Practice sql interview questions and answers multiple choice questions (MCQs), modification of database quiz questions and answers. Career test prep on modification of database aptitude test for online computer science degree courses distance learning.

Study sql interview questions and answers aptitude test MCQs: sql supports nested subqueries in where, and from clauses of an, for free online computer science courses with choices outer query , inner query , outer tuple, inner tuple with online basic interview questions and answer keys for highest paying jobs in science. Free skills assessment test is for online learning modification of database quiz questions with MCQs, exam preparation questions and answers.

MCQs on Modification of Database Quiz PDF 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: Performing all tests before performing any deletion is

  1. Important
  2. Optional
  3. Complex
  4. Irrational

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