Unix Which command is used to extract specific columns from the file? grep paste cat cut grep paste cat cut ANSWER DOWNLOAD EXAMIANS APP
Unix Which command is used to delete all files in the current directory as well as all files and sub-directories in its subdirectories? rm all None of these rm *.* rm -r * rm * rm all None of these rm *.* rm -r * rm * ANSWER DOWNLOAD EXAMIANS APP
Unix The first set of the three permissions (rw) pertains to the owner of the file, indicating that the owner has write and executable permissions both read and executable permissions. executable permission only None of these both read and write permissions write and executable permissions both read and executable permissions. executable permission only None of these both read and write permissions ANSWER DOWNLOAD EXAMIANS APP
Unix Which of the following files will displayed by this command cat *ch* catch .ch All of these patch catch .ch All of these patch ANSWER DOWNLOAD EXAMIANS APP
Unix Which command is used to sort the lines of data in a file in reverse order sort sort -r sh st sort sort -r sh st ANSWER DOWNLOAD EXAMIANS APP
Unix In Bourne shell, which file sets the Unix environment for the user when the logs into his HOME directory. .exrc .profile None of these lastlogin .mbox .exrc .profile None of these lastlogin .mbox ANSWER DOWNLOAD EXAMIANS APP