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Database Systems MCQs – Practice Test 54 (Chapter 15)

Introduction to SQL MCQ with Answers PDF Download – Test 54

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Learn Database Systems MCQ App (Android & iOS) with MCQ: "Semicolon at the end of the create table statements, is"; with answers: optional, mandatory, varying, and dependent. Practice Database Languages Quiz Questions, download Apple Book (Free Chapter) to learn SQL remotely.

Introduction to SQL MCQ – Practice Test 54 PDF Download

MCQ 266: The semicolon at the end of the create table statements, is:

  1. Mandatory
  2. Optional
  3. Varying
  4. Dependent

MCQ 267: IBM developed the original version of SQL, originally called:

  1. Ess-que-ell
  2. Sequel
  3. Sequence
  4. Query language

MCQ 268: The special character % is used to match:

  1. An alphabet only
  2. A number only
  3. Substring
  4. String

MCQ 269: If the argument subquery contains no duplicate tuples, the unique construct returns:

  1. TRUE
  2. False
  3. Unknown
  4. Exists

MCQ 270: The clause that is used as a predicate, is known to be:

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

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