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SQL Practice Test 30

SQL Database Interview Questions and Answers PDF Download - 30

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SQL Quiz Online: SQL Database Interview Questions and Answers PDF Download - 30

MCQ 146:

The aggregate function count of an empty collection is said to be

  1. Always unity
  2. 0
  3. Infinite
  4. Unknown
MCQ 147:

Statement used for identification of embedded SQL requesting to the preprocessor, is

  1. EmbedSQL
  2. EXECSQL
  3. SQLBegin
  4. EXECSTART
MCQ 148:

The logical connectives i.e. and, or, and not are permitted by the SQL to be defined at the clause

  1. Define clause
  2. From clause
  3. Where clause
  4. Select clause
MCQ 149:

Indication of cascading revocation can be expressed through the keyword

  1. Revoke
  2. Cascade
  3. Assign
  4. Arrange
MCQ 150:

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

Career Tests: SQL Course Prep

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SQL Database Interview Questions and Answers App (Android & iOS)

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DBMS App (Android & iOS)

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Database Management System App (iOS & Android)