Database Systems Practice Test 250
Selection Operation in Query Processing MCQ (Multiple Choice Questions) PDF - 250
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Free Selection Operation in Query Processing Multiple Choice Questions and Answers (MCQs), Selection Operation in Query Processing MCQ PDF Download, Book Ch. 18-250 to learn database systems online courses. Study Query Processing quiz answers PDF, Selection Operation in Query Processing Multiple Choice Questions (MCQ Quiz) for online college degrees. The Selection Operation in Query Processing MCQs App Download: Free educational app for transaction and concurrency control, view of data, database views, join operation, selection operation in query processing test prep to learn free online courses.
The MCQs: Multiple records can be retrieved by using the; "Selection Operation in Query Processing" App Download (iOS & Android) Free with answers primary index, secondary index, cluster index and scrub index for online computer science degrees. Practice query processing questions and answers, Google eBook to download free sample for top computer science schools in the world.
Selection Operation in Query Processing Questions and Answers PDF Download: Quiz 250
MCQ 1246: Multiple records can be retrieved by using the
- Secondary index
- Primary index
- Cluster index
- Scrub index
MCQ 1247: All three forms of outer join compute the
- Join
- Intersection
- Set difference
- Unity
MCQ 1248: Once we have defined a view, we can use the view name to refer to the
- View definition
- Virtual relation
- Virtual schema
- View schema
MCQ 1249: Application programs are said to define physical data independence if they do not depend on the
- Model schema
- Subschema
- Logical schema
- Physical schema
MCQ 1250: A file containing diagnostic data used to investigate problems at administrative side is called
- Trace log
- Diagnosis log
- Trace file
- Diagnosis file
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Selection Operation in Query Processing Practice Tests
- To find logically implied functional dependencies, the types of rules to be followed are of type
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