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The MCQ: An identifier, that is used to rename a relation is referred to as a; "Additional Basic Operations" App Download [Free] with answers: input variable, clone name, correlation name, and table alias to learn online courses. Practice Additional Basic Operations Quiz Questions, download Apple Book (Free Sample) for computer software engineer online degree.

Additional Basic Operations Questions and Answers PDF Download

MCQ: 1

An identifier, that is used to rename a relation is referred to as a

  1. Input variable
  2. Clone name
  3. Correlation name
  4. Table alias
MCQ: 2

For renaming attributes, the as clause can appear in

  1. Select clause
  2. Where clause
  3. From clause
  4. Both A and C
MCQ: 3

SQL provides a way of renaming the attributes of a result relation, taking the form

  1. old-name to new-name
  2. old-name as new-name
  3. ALTER old-name to new-name
  4. ALTER old-name at new-name
MCQ: 4

The Asterisk symbol '*' is used to denote all the attributes in a relation, and is used in

  1. Select clause
  2. Define clause
  3. From clause
  4. Where clause
MCQ: 5

SQL expresses patterns by using the operator

  1. Like
  2. AS
  3. "="
  4. %

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