Free MCQsLearn App Download - Online Analytical Processing (OLAP) Quiz Questions and Answers PDF Download eBook p. 136
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Quiz on Online Analytical Processing (OLAP) PDF Download eBook
MCQ: The process of switching from finer-granularity data to a coarser granularity, is called a
- Drill up
- Drill down
- Rolldown
- Rollup
D
MCQ: For dealing with the deadlock problem, the principal methods are of
- 2 types
- 3 types
- 4 types
- 5 types
A
MCQ: We can use the not exists construct to simulate the set containment, which is a
- Query operation
- Subquery operation
- Subset operation
- Dataset operation
C
MCQ: The SQL standard specifies that a transaction begins implicitly when an SQL statement is
- Called
- Used
- Retrieved
- Executed
D
MCQ: Various files are likely to have different structures and the programs having same information creates
- Accuracy
- Duplication
- Processing power
- Data
B