Indicate the right option to search for anything not a letter or number
Indicate the right option to search for BOB, Bob, BOb or BoB?
Which one is used to select only one copy of the repeated lines?
What will be printed for the command below?
$ grep –c “^echo” abc
Assuming the files fileA, fileB, fileAB, fileBC and fileABC, exist in a directory, which files match with the pattern file[ABC]?
How can you search for blank line in a file?
Which option of grep displays the line number as well?
The permission -rwxr-sr– represented in octal expression will be
The permission -rwsr–r– represented in octal expression will be
Which of the following commands can be used to change default permissions for files and directories at the time of creation
Sticky bit can be set using following permission
Effective group id can be set using following permission
Effective user id can be set using following permission
The permission -rwxr–r– represented in octal expression will be
The file permission 764 means:
