SQL Practice Test 19
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SQL Quiz: Computer Science Frequently Asked Questions PDF Download - 19
MCQ 91: Dropping a trigger results in the removal action to be of form
- Temporary
- Permanent
- For specific actions
- For limited time
MCQ 92: Renaming the attributes of a relation in SQL can be declared with the keyword
- Renew
- Rename
- AS
- Modify
MCQ 93: Duplication of relation is allowed in SQL as well as in the results of
- SQL statement
- SQL query
- SQL flag
- SQL expressions
MCQ 94: The date format specified by the SQL standard is of
- mm/dd/yy
- ?yy/dd/mm
- yy/mm/dd
- dd/mm/yy
MCQ 95: For best practices, a relation would not be having any appearance of
- Unique sets
- Primary sets
- Duplicate tuples
- Candidate tuples
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Database Management System Practice Questions
- Storage capacity of computer system is measured in
- In the data model schemas, the constraints that are can not be
- Operations which are used to enhance the power of expression of relational algebra includes
- Rule which states that addition of same attributes to the right side
- Possible specialization constraint includes
- Weak entities and their identifying relationship in the ER diagrams are represented by
Computer Science Frequently Asked Questions Practice Tests
- A temporary view in the SQL standard is expressed in terms of
- Computing duplicates is considered mandatory while using the aggregate function of
- Correct SQL command to drop some relation from the database is
- In SQL, a transaction is initialized implicitly when the statement is
- Elimination of executing multiple statements in a single call took place because of the
- In SQL, the keyword DISTINCT is used for eliminating duplicate results after the clause
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