Computer Science Degrees Online Courses

Database Systems MCQs

Database Systems MCQs - Subtopic

Selection Operation in Query Processing MCQ with Answers PDF

Practice Selection Operation in Query Processing Multiple Choice Questions (MCQ), database systems quiz answers PDF with live worksheets for online degrees. Solve query processing Multiple Choice Questions and Answers (MCQs), Selection Operation in Query Processing quiz questions bank for applied computer science. "Selection Operation in Query Processing MCQ" book PDF: selection operation in dbms, measures of query cost, dbms: selection operation test prep for online degrees.

"A3 search performs retrieval of multiple records by using a primary index specifying the" Multiple Choice Questions (MCQ) on selection operation in query processing with choices equality comparison on a key attribute, inequality comparison on a nonkey attribute, equality comparison on a nonkey attribute, and inequality comparison on a key attribute for applied computer science. Solve selection operation in query processing quiz questions for merit scholarship test and certificate programs for online computer engineering programs.

MCQs on Selection Operation in Query Processing

1.

A3 search performs retrieval of multiple records by using a primary index specifying the

Equality comparison on a key attribute
Inequality comparison on a nonkey attribute
Equality comparison on a nonkey attribute
Inequality comparison on a key attribute

2.

In A4 search algorithm, selection operation can specify an equality condition by using a

Secondary index
Clustered index
Nonclustered index
Primary index

3.

In the A2 search, the index is used to retrieve a single record that meets the corresponding

Equality comparison
Index condition
Nonkey comparison
Inequality comparison

4.

Multiple records can be retrieved by using the

Secondary index
Primary index
Cluster index
Scrub index

5.

The A2 search algorithm operates on an equality comparison on a key attribute with a

Secondary index
Primary index
Access path
Nonkey comparison
Download Free Apps: