49.

50.

V1108 Pages: 6

a) 10 and 3000 (b) 3000 and 10 c) 10 and 0 (d) 8 and 3000
What does the following query do?
UPDATE student
SET marks = marks*1.10;
a) It increases the (b) It decreases the © Itincreasesthe (9) 1115
marks of all the marks of all the marks of all the syntactically
1 students by 90% students by wrong
students by 10% 110%

Amongst the ACID properties of a transaction, the 'Durability' property requires. that the
changes made to the database by a successful transaction persist

a) Except in case (b) Exceptincase of ©) Exceptincase (d) Always, even if
of an operating a disk crash of a power there is a

system crash failure failure of any
kind

ید بد ید ‎मैप‏

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