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SQL Objective Questions and Answers PDF

The SQL Objective Questions and Answers, SQL MCQ PDF e-Book download to study sql online courses. Practice SQL Attributes Multiple Choice Questions and Answers (MCQs), SQL quiz answers PDF to learn software engineering courses. The SQL Objective Questions and Answers App Download: Free learning app for sql exam questions and answers, sql multiple choice questions with answers, tricky sql queries interview questions and answers, sql database online testing interview questions and answers test prep for online computer science and engineering.

The MCQ: In SQL "all attributes" can be displayed by using symbol; "SQL Objective Questions and Answers" App Download (Free) with answers: ?; ^; &; *; to learn software engineering courses. Study SQL Objective Questions and Answers FAQs, download Google eBook (Free Sample) for top computer science schools.

SQL MCQs: SQL Objective Questions and Answers PDF Download

MCQ 1:

In SQL "all attributes" can be displayed by using the symbol

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

The output generated by the boolean expression 'true and unknown' is

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

The symbol ?*? is used to denote all the attributes in a relation, and is defined in the clause

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

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

  1. SQL:1997
  2. SQL:1998
  3. SQL:1999
  4. SQL:2000
MCQ 5:

In SQL, the output of a union operation automatically eliminates

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

Practice Tests: SQL Exam Prep

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SQL Objective Questions and Answers App (Android & iOS)

SQL Objective Questions and Answers App (Android & iOS)

DBMS App (Android & iOS)

DBMS App (iOS & Android)

Digital Image Processing App (Android & iOS)

Digital Image Processing App (Android & iOS)

Computer Architecture App (Android & iOS)

Computer Architecture App (iOS & Android)