题目内容

Which command can be used to reboot the system

A. init 0
B. init 6
C. init 3
D. init 5

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Executing a command at the background should follow a symbol:

A. &
B. $
C. @
D.

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Which command can be used to mount 'Windows C: disk (hda1)' in the /winsys directory:

A.
B. mount dev/hda1 /winsys
C. B.
D. mount /dev/hda1 /winsys
E. C.
F. mount winsys /dev/hda1
G. D.
H. mount /winsys /dev/hda1

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Users 'user1' and 'user2' both belong to the users' group. The file 'file1' belongs to 'user1'. If 'user2' wants to modify this file, which permission of file1 can guarantee the successful modification.

A. 744
B. 664
C. 646
D. 746

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The following is the output of ls -al, which one is the symbolic link file:

A. -rw------- 2 hel users 56 Sep 09 11:05 goodbye
B. drwx----- 1 hel users 1024 Sep 10 08:10 zhang
C. lrwx----- 1 hel users 2024 Sep 12 08:12 cheng->goodbye
D. -rw------- 1 hel users 56 Sep 09 11:05 hello

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Which command can be used to reboot the system

A. init 0 B. init 6 C. init 3 D. init 5

Executing a command at the background should follow a symbol:

Which command can be used to mount 'Windows C: disk (hda1)' in the /winsys directory:

Users 'user1' and 'user2' both belong to the users' group. The file 'file1' belongs to 'user1'. If 'user2' wants to modify this file, which permission of file1 can guarantee the successful modification.

The following is the output of ls -al, which one is the symbolic link file:

A. init 0
B. init 6
C. init 3
D. init 5