Database MCQ

1:

Match List-I with List-II and select the correct answer using the codes given below the lists:

     List-I                                                                 List-II

A. Primary index                                             1. Dense
B. Clustered index                                         2. sparse
C. Secondary key index
D. Secondary non key index.

A    B    C    D

A.

2 1 1 2

B.

I 1 2 1

C.

1 2 2 1

D.

2 2 1 1

 

Answer : C

Explanation :

majeed said: (4:35pm on Tuesday 23rd September 2014)
ans is d

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Option: A

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