The order of log records in the stable storage ____________ as the order in which they were written to the log buffer.
A. Must be exactly the same
B. Can be different
C. Is opposite
D. Can be partially same
Answer:A
The order of log records in the stable storage ____________ as the order in which they were written to the log buffer.
A. Must be exactly the same B. Can be different C. Is opposite D. Can be partially same
Explanation: As a result of log buffering, a log record may reside in only main memory (volatile storage) for a considerable time before it is output to stable storage.