Unix 面试题与答案
相关差异对比
问题 6. Which command is used to delete all files in the current directory and all its sub-directories?
rm -r *
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问题 7. Write a command to display a file?s contents in various formats?
$od -cbd file_name
c - character, b - binary (octal), d-decimal, od=Octal Dump.
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问题 8. What will the following command do?
$ echo *
It is similar to 'ls' command and displays all the files in the current directory.
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问题 9. Is it possible to create new a file system in UNIX?
Yes, 'mkfs' is used to create a new file system.
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问题 10. Is it possible to restrict incoming message?
Yes, using the 'mesg' command.
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