Storage & Retrieval
Authored by Wadima Alnuaimi
Computers
12th Grade
Used 3+ times
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5 questions
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1.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Which schema is common for straight forward data?
Star Schema
Snowflake Schema
2.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Advantage of SSTables
Space efficiency
Efficient reads
Data accessibility
All of the above
3.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
LMS Trees composed of one layer.
True
False
4.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Hash indexes is fast lookup and suitable for _____ key
Secondary
Foreign
Primary
None
5.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Data warehousing has security issue.
False
True
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