Unix Which command is used to copy a file wb with the same name from the programs directory to the misc directory? cp programs/wb misc copy a:programs/wb b:misc/wb None of these copy programs/wb misc/wb tar programs/wb misc/wb cp programs/wb misc copy a:programs/wb b:misc/wb None of these copy programs/wb misc/wb tar programs/wb misc/wb ANSWER DOWNLOAD EXAMIANS APP
Unix The command to count the number of files in the current directory by using pipes, is ls | wc -w ls | wc ls -l | wc -l ls | ws -c ls | wc -w ls | wc ls -l | wc -l ls | ws -c ANSWER DOWNLOAD EXAMIANS APP
Unix Which of the following shell's wildcards are used to match any number of characters including none? [ijk] [!ijk] * ? None of these [ijk] [!ijk] * ? None of these ANSWER DOWNLOAD EXAMIANS APP
Unix Which command is used to concatenate all files beginning with the string 'emp' and followed by a non-numeric characters? cat emp[!0-9] more [emp][!0-9] cat emp[x-z] cat emp[a-z] cat emp[!0-9] more [emp][!0-9] cat emp[x-z] cat emp[a-z] ANSWER DOWNLOAD EXAMIANS APP
Unix Which command is used to sort the lines of data in a file in reverse order sort sort -r st sh sort sort -r st sh ANSWER DOWNLOAD EXAMIANS APP
Unix Which of the following command is used to go to home directory? cd cd.. cd HOME. None of these cd/ cd cd.. cd HOME. None of these cd/ ANSWER DOWNLOAD EXAMIANS APP
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