Are holds free of smell?
第1题:
A. FREE_SPACE indicates only the space that is currently unallocated.
B. ALLOCATED_SPACE indicates only the space currently allocated and in use.
C. FREE_SPACE indicates only the space that is currently allocated and available for reuse.
D. ALLOCATED_SPACE indicates both the space currently allocated and used, and the space that is available for reuse.
E. FREE_SPACE indicates both the space that is currently allocated and available for reuse, and the space that is currently unallocated.
第2题:
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.
第3题:
第4题:
The 2008 summer Olympic Games ______ in Beijing.
A、were held
B、held
C、was held
D、holds
第5题:
A、look
B、sound
C、feel
D、smell
第6题:
下列选项,_____可以用来释放结果集?
A.mysqli_result->free()
B.mysqli_result->close()
C.mysqli_free_result()
D.mysqli_result->free_result()