SQL Objective Questions and Answers FAQ PDF Download

Learn sql objective questions and answers FAQ, sql FAQ, competency based interview questions with MCQs based online test prep. These frequently asked questions has multiple choice questions (MCQ), sql quiz questions and answers: in sql "all attributes" can be displayed by using symbol , answer key with options ?, ^, & and * for competitive exam preparation. Free FAQ, situational interview questions are to learn sql objective questions and answers quiz online with MCQs to practice test questions with answers.

FAQ: SQL Objective Questions and Answers PDF Download

MCQ: In SQL "all attributes" can be displayed by using symbol

  1. ?
  2. ^
  3. &
  4. *

D

MCQ: Output generated by boolean expression 'true and unknown' is

  1. True
  2. False
  3. Unknown
  4. Null

C

MCQ: Symbol

  1. Select clause
  2. Define clause
  3. From clause
  4. Where clause

A

MCQ: A powerful pattern matching operation named "similar to" was introduced in

  1. SQL:1997
  2. SQL:1998
  3. SQL:1999
  4. SQL:2000

C

MCQ: In SQL, output of a union operation automatically eliminates

  1. Non-Consistency
  2. Duplication
  3. Non-Integrity
  4. Unauthorization

B