未知题型
Evaluatethefollowingcommandanditsoutput：SQL>SELECT*FROMdba_temp_free_space；TABLESPACE_NAMETABLESPACE_SIZEALLOCATED_SPACEFREE_SPACELMTEMP250609664101048576149561088Whichtwostatementscorrectlyinterprettheoutput？（）
A.FREE_SPACEindicatesonlythespacethatiscurrentlyunallocated.
B.ALLOCATED_SPACEindicatesonlythespacecurrentlyallocatedandinuse.
C.FREE_SPACEindicatesonlythespacethatiscurrentlyallocatedandavailableforreuse.
D.ALLOCATED_SPACEindicatesboththespacecurrentlyallocatedandused，andthespacethat isavailableforreuse.
E.FREE_SPACEindicatesboththespacethatiscurrentlyallocatedandavailableforreuse，andthespacethatiscurrentlyunallocated.
- A.FREE_SPACEindicatesonlythespacethatiscurrentlyunallocated.
B.ALLOCATED_SPACEindicatesonlythespacecurrentlyallocatedandinuse.
C.FREE_SPACEindicatesonlythespacethatiscurrentlyallocatedandavailableforreuse.
D.ALLOCATED_SPACEindicatesboththespacecurrentlyallocatedandused，andthespacethat
E.
F.FREE_SPACEindicatesboththespacethatiscurrentlyallocatedandavailableforreuse，andthespacethatiscurrentlyunallocated.
【参考答案】
D, E
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