MySQL Views MCQs with answers Page - 3

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Q. Which SQL statement is used to create a view in MySQL?

  • (A) CREATE TABLE view_name AS SELECT ...
  • (B) CREATE VIEW view_name AS SELECT ...
  • (C) MAKE VIEW view_name AS SELECT ...
  • (D) NEW VIEW view_name AS SELECT ...

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Q. Which command is used to delete a view in MySQL?

  • (A) DROP TABLE view_name
  • (B) DELETE VIEW view_name
  • (C) DROP VIEW view_name
  • (D) REMOVE VIEW view_name

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Q. Can a view in MySQL be updated?

  • (A) Yes, always
  • (B) No, never
  • (C) Yes, but only if it does not include certain clauses like GROUP BY or DISTINCT
  • (D) Only if it contains joins

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Q. Which of the following is NOT allowed in an updatable view?

  • (A) WHERE clause
  • (B) GROUP BY clause
  • (C) SELECT *
  • (D) Simple SELECT column list

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Q. Can a view be created based on another view in MySQL?

  • (A) Yes
  • (B) No
  • (C) Only if both are simple SELECT queries
  • (D) Only in temporary tables

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Q. What does the 'OR REPLACE' clause do in CREATE VIEW statement?

  • (A) Drops the table if exists
  • (B) Replaces the existing view with the new definition
  • (C) Updates rows automatically
  • (D) Creates a new view only if it does not exist

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Q. Which command is used to change the definition of a view?

  • (A) MODIFY VIEW
  • (B) ALTER VIEW
  • (C) UPDATE VIEW
  • (D) CHANGE VIEW

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Q. If you drop a table that a view depends on, what happens to the view?

  • (A) It continues to work
  • (B) It is automatically dropped
  • (C) It becomes invalid
  • (D) It gets converted into a table

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Q. Which privilege is required to create a view?

  • (A) CREATE
  • (B) CREATE VIEW
  • (C) INSERT
  • (D) EXECUTE

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Q. Can a view include an ORDER BY clause in MySQL?

  • (A) Yes, always
  • (B) No, never
  • (C) Yes, but only if used with LIMIT
  • (D) Yes, but MySQL ignores it in some cases

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