Aspire's Library
A Place for Latest Exam wise Questions, Videos, Previous Year Papers,
Study Stuff for MCA Examinations - NIMCET
Study Stuff for MCA Examinations - NIMCET
Previous Year Question (PYQs)
In the context of concurrency control, a given pair of operations in a schedule is called conflict schedule if
(A) At least one of the operations is write operation.
(B) Both the operations are performed on the same data item.
(C) Both the operations are performed by different transactions.
(D) Both the operations are performed on different data items.
Choose the correct answer from the options given below:
(A) At least one of the operations is write operation.
(B) Both the operations are performed on the same data item.
(C) Both the operations are performed by different transactions.
(D) Both the operations are performed on different data items.
Choose the correct answer from the options given below:
Solution
Two operations conflict if:They belong to different transactions.
They operate on the same data item.
At least one operation is write.
So, statements A, B and C are true.
Statement D is false because conflict needs same data item, not different data items.
Online Test Series, Information About Examination,
Syllabus, Notification
and More.
View More
Online Test Series, Information About Examination,
Syllabus, Notification
and More.
View More
Ask Your Question or Put Your Review.
