Modification of Database MCQs & Quiz Online PDF Download

Modification of database MCQs, modification of database quiz answers pdf to study online data science degree course. Learn sql interview questions and answers Multiple Choice Questions and Answers (MCQs), "modification of database" quiz questions and answers for software engineering online courses. Learn sql interview questions and answers test prep for online computer science and engineering.

"SQL supports nested subqueries in the where, and from clauses of an" Multiple Choice Questions (MCQ) on modification of database with choices outer query, inner query, outer tuple, and inner tuple for software engineering online courses. Practice merit scholarships assessment test, online learning modification of database quiz questions for competitive exams in computer science major for top computer science schools.

MCQs on Modification of Database PDF Online Download

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

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

A

MCQ: Performing all the 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: The SQL data-definition language is used to create relations with specified

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

A