The technique where the blocks which have been used are replaced is called

Related MCQs

• The                                policy, allows a transaction to commit even if it has modified some blocks that have not yet been written back to disk.
• The                                      contains a list of blocks that have been updated in the database buffer.
• The                        policy, allows the system to write modified blocks to disk even if the transactions that made those modifications have not all committed.
•                              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                is that part of main memory available for storage of copies of disk blocks.
• In case the buffer manager do not write the blocks properly then the buffer manager uses
• __________ is a contiguous group of blocks allocated for use as part of a table, index, and so forth.
• The department relation has the an entry budget whose type has to be replaced by
• SQL applies predicates in the                 clause after groups have been formed, so aggregate functions may be used.
• What is the type of Oracle backup in which all uncommitted changes have been removed from the datafiles?