Microsoft
98-361 · Question #146
A table named Student has columns named ID, Name, and Age. An index has been created on the ID column. What advantage does this index provide?
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Understanding Databases
Question
A table named Student has columns named ID, Name, and Age. An index has been created on the ID column. What advantage does this index provide?
Options
- AIt reorders the records alphabetically.
- BIt reorders the records numerically.
- CIt speeds up query execution.
- DIt minimizes storage requirements.
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Topics
#database index#query optimization#SQL#performance