Which of the following sequence of command extracts the tenth image form a tape in tape device rmt1?() A.tet1 -f /dev/rmt1.0 fsf 9; tar -xv file 10B.tet1 -f /dev/rmt1.1 fsf 10; tar -xv file 10C.tet1 -f /dev/rmt1.1 fsf 9; dd if = /dev/rmt1.1 of=file 10D.tet1 -f /dev/rmt1.0 fsf 9; dd if =file10 of /dev/rmt1.0

Which of the following sequence of command extracts the tenth image form a tape in tape device rmt1?()

A.tet1 -f /dev/rmt1.0 fsf 9; tar -xv file 10

B.tet1 -f /dev/rmt1.1 fsf 10; tar -xv file 10

C.tet1 -f /dev/rmt1.1 fsf 9; dd if = /dev/rmt1.1 of=file 10

D.tet1 -f /dev/rmt1.0 fsf 9; dd if =file10 of /dev/rmt1.0


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对tape对象多次求导后,不需要使用del tape语句手动释放。

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8、对tape对象多次求导后,不需要使用del tape语句手动释放。