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"Additional Basic Operations MCQ" App Download [Free] with MCQ: An identifier, that is used to rename a relation is referred to as a; with answers: input variable, clone name, correlation name, and table alias to develop professional skills. Practice Additional Basic Operations Quiz Questions, download Apple Book (Free Chapter) to strengthen information systems.

Additional Basic Operations MCQs PDF Download – Prep Test

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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