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Distributed Database Systems, 1st Edition by Chhanda Ray
book

Distributed Database Systems, 1st Edition by Chhanda Ray

by Chhanda Ray
May 2024
Intermediate to advanced content levelIntermediate to advanced
325 pages
12h 2m
English
Pearson India
Content preview from Distributed Database Systems, 1st Edition by Chhanda Ray
138
Distributed Database Systems
EXERCISES
Multiple Choice Questions
(i) Which of the following problems occurs due
to concurrent access of data?
a. Lost update
b. Fuzzy read
c. Phantom read
d. All of the above.
(ii) Which of the following problems occurs due
to concurrent access of data in distributed
database systems only?
a. Lost update
b. Fuzzy read
c. Phantom read
d. Multiple copy consistency.
(iii) Which of the following operations is con-
flicting?
a. Read-write
b. Write-read
c. Write-write
d. All of the above
e. None of these.
(iv) A schedule is said to be serializable
a. If the result is the same as in serial
execution of the same set ...
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Publisher Resources

ISBN: 9781282652521Publisher WebsitePurchase Link