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Database Systems Practice Test 321

History of Database Systems Quiz Questions and Answers PDF Download - 321

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History of Database Systems Questions and Answers PDF Download: MCQ 321

MCQ: 1601

Data processing tasks such as payroll were automated, with data stored on

  1. Units
  2. Hard disks
  3. Floppy disks
  4. Tapes
MCQ: 1602

Database design mainly involves the design of the database

  1. Schema
  2. Tables
  3. Models
  4. Queries
MCQ: 1603

The predicate in the where clause is applied on the result relation of the from clause, if the

  1. Where clause is present
  2. Where clause is not present
  3. Select clause is present
  4. Select clause is not present
MCQ: 1604

SQL permits specification to the user about the occurrence of the null values by the

  1. nulls begin and nulls end
  2. nulls atomic and nulls end
  3. nulls first and nulls last
  4. start nulls and last nulls
MCQ: 1605

A list of the relations to be accessed in the evaluation of the query, with the clause

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

Database Systems Exam Prep Tests

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