Database Systems MCQs - Chapter 15
Introduction to SQL Multiple Choice Questions (MCQs) PDF Download - 1
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Introduction to SQL MCQs with Answers PDF Download: MCQ Quiz 1
The with clause, was introduced in
- SQL:1998
- SQL:1999
- SQL:2000
- SQL:2001
To specify duplicate retention, we can use the keyword in place of distinct, which is
- Select distinct
- Duplicate
- Whole
- All
An identifier, that is used to rename a relation is referred to as a
- Input variable
- Clone name
- Correlation name
- Table alias
The exist construct returns true as a value, if the argument subquery is
- Empty
- Not empty
- Exist
- Not exist
If any of the input values is null, the result of an arithmetic expression, would be
- 0
- Null
- 1
- Undefined
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- Type of server in two-tier architectures which provides data to client stored on disk pages is called
- Command used in high level programs to transfer record block in to main memory buffer is classified as
- Attributes which have only one value for a specific entity are called
- Application program interface in two tier architecture database management system is provided by
- Indexes which specifies address of records on disk with a physical pointer are classified as
Introduction to SQL MCQ Book Questions
- Domain constraints and referential-integrity constraints are special forms of
- Current date is returned by method
- Generating a set of relation schemas that allows storing information without unnecessary redundancy, is goal of
- Relational model has reigned supreme among other data models, over period
- Functional components of a database system can be broadly divided into