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Exam 98-364 All Questions

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Exam 98-364 topic 1 question 130 discussion

Actual exam question from Microsoft's 98-364
Question #: 130
Topic #: 1
[All 98-364 Questions]

You have the following SQL query
SELECT * FROM dbo.ProAthlete WHERE Salary > 500000
The query takes too much time to return data.
You need to improve the performance of the query.
Which item should you add to the Salary column?

  • A. Non-null constraint
  • B. Default constraint
  • C. Index
  • D. Foreign key
Show Suggested Answer Hide Answer
Suggested Answer: C 🗳️

Comments

Chosen Answer:
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martino88
Highly Voted 5 years, 7 months ago
Correct answer is INDEX. An index can improve performance
upvoted 35 times
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bcstokes
Highly Voted 4 years, 10 months ago
Martino88 is correct - the answer is an index. What would salary reference as a foreign key, as it is non-unique? Take these wrong answers with a grain of salt, but do learn from them.
upvoted 5 times
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Meshalx
Most Recent 2 years, 5 months ago
Selected Answer: C
Answer is C : Index
upvoted 1 times
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Akakiusz
2 years, 5 months ago
Selected Answer: C
Index make the answer more specified , C - is correct
upvoted 1 times
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dzoni68
2 years, 6 months ago
Correct answer Is INDEX. Option C.
upvoted 1 times
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Ashurs
2 years, 7 months ago
Selected Answer: C
Index improve the performance of the query. Answer: Index
upvoted 1 times
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curtis_dmb
2 years, 8 months ago
Index is correct, i got the impression that they don't want us to have the certificate
upvoted 1 times
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Bottlecap
2 years, 10 months ago
Selected Answer: C
If you want to improve the performance of a query you should use an index
upvoted 1 times
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JJ12345678
3 years, 1 month ago
Index C
upvoted 2 times
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Marc_01
3 years, 3 months ago
Correct answer is C
upvoted 1 times
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bongo2020
3 years, 6 months ago
index please
upvoted 1 times
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Kameljt
3 years, 10 months ago
Correct answer is INDEX (C)
upvoted 2 times
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CertMeUp
4 years, 2 months ago
Correct answer is C.
upvoted 2 times
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goodidea
4 years, 4 months ago
index is correct
upvoted 4 times
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Community vote distribution
A (35%)
C (25%)
B (20%)
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