1.
All the changes that were done from a transaction that did not commit before the system crashed, have to be _________
Answer: Option 'C'
undone
Answer: Option 'A'
writes to the end of its space and then continues at the beginningBasic Computer Knowledge Quiz
3.
Some directory information is kept in main memory or cache to ___________
Answer: Option 'D'
speed up accessBasic Computer Knowledge Quiz
4.
A systems program such as fsck in ______ is a consistency checker.
Answer: Option 'A'
UNIX
5.
A consistency checker __________________ and tries to fix any inconsistencies it finds.
Answer: Option 'B'
compares the data in the directory structure with the data blocks on disk
6.
Each set of operations for performing a specific task is a _________
Answer: Option 'C'
transaction
7.
A circular buffer :
Answer: Option 'B'
writes to the end of its space and then continues at the beginning
8.
All the changes that were done from a transaction that did not commit before the system crashed, have to be _________
Answer: Option 'C'
undone
9.
When an entire committed transaction is completed, ___________
Answer: Option 'B'
it is removed from the log file
10.
Once the changes are written to the log, they are considered to be ________
Answer: Option 'A'
committed