Database Systems MCQs - Chapter 18
Query Processing Trivia Questions & Answers PDF Download - 4
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Query Processing Test Questions and Answers PDF Download: MCQ 4
In case of A4 search algorithm, if the indexing field is not a key, the strategy can retrieve
- Single record
- Two records
- Multiple records
- No records
Double buffer allows algorithm to function efficiently by performing
- Parallel CPU activities
- Parallel I/O activities
- Parallel disk sectors
- CPU activity parallel with I/O activity
File scans are algorithms for searching that is used to locate and retrieve records, fulfilling a
- Projection condition
- Selection condition
- Hashing condition
- Evaluation plan condition
In A4 search algorithm, selection operation can specify an equality condition by using a
- Secondary index
- Clustered index
- Nonclustered index
- Primary index
The tasks involved in extracting some kind of data from a database known as
- Query processing
- Query management
- Query statement
- Query transaction
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- Implications of database management approaches includes
- In database management system, module which is designed to be used on workstation and personal computer systems is classified as
- Hierarchical models and network models are considered as types of
- Data model in which relationships are explained in terms of attributes is classified as
- Kind of class whose entities belongs to some other data class is called
Query Processing MCQ Book Questions
- Relationship between weak entity set and identifying entity set's association is known as
- A relation is conceptually a set, tuples of result of a query are in some
- SQL uses keyword UPDATE that means
- Monitoring jobs running on database, should be supervised by
- Storage structure and defining access-method, is job done by