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Actual exam question from Microsoft's 70-464
Question #: 1
Topic #: 1
[All 70-464 Questions]

You have a table named Rooms that contains three columns.
You run the following Transact-SQL statement:

You discover the execution plan shown in the exhibit. (Click the Exhibit button.)

You need to recommend a solution to reduce the amount of time it takes to execute the query.
What should you do?
More than one answer choice may achieve the goal. Select the BEST answer.

  • A. Include the RoomName column and the Position column in the Room_IX index.
  • B. Create a nonclustered index for RoomName, Id, and Position.
  • C. Create a clustered index for Id.
  • D. Use the WITH (INDEX(Room_IX),NOLOCK) query hint.
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Suggested Answer: B 🗳️
by KBeeR at March 12, 2020, 8:14 p.m.

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zahidul
4 years, 5 months ago
ANS: B As this is doing a lookup on those columns.
upvoted 1 times
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KBeeR
5 years, 1 month ago
how to tell what columns are in the existing index and that it is non-clustered?
upvoted 1 times
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