In case the buffer manager do not write the blocks properly then the buffer manager uses

Related MCQs

• The                        policy, allows the system to write modified blocks to disk even if the transactions that made those modifications have not all committed.
•                              which increases the number of I/O operations needed to write a single logical block, pays a significant time penalty in terms of write performance.
• The                                policy, allows a transaction to commit even if it has modified some blocks that have not yet been written back to disk.
• The                is that part of main memory available for storage of copies of disk blocks.
• The technique where the blocks which have been used are replaced is called
•                              policy allows multiple updates to accumulate on a block before it is output to stable storage, which can reduce the number of output operations greatly for frequently updated blocks.
• The                                      contains a list of blocks that have been updated in the database buffer.
• __________ is a contiguous group of blocks allocated for use as part of a table, index, and so forth.
• If we want to retain all duplicates, we must write                  in place of union.
•                    is the time from when a read or write request is issued to when data transfer begins.