Unix Which command is used to extract specific columns from the file? cat grep cut paste cat grep cut paste ANSWER DOWNLOAD EXAMIANS APP
Unix The UNIX file system stores a date in physical blocks of 256 bytes 1024 bytes 2048 bytes None of these 512 bytes 256 bytes 1024 bytes 2048 bytes None of these 512 bytes ANSWER DOWNLOAD EXAMIANS APP
Unix Which of the following commands is used to have a two-way communication with any person who is currently logged in? mesg mail write None of these grep mesg mail write None of these grep ANSWER DOWNLOAD EXAMIANS APP
Unix Which of the following commands is used to summarize the disk usage? fdisk None of these disk chkdsk du fdisk None of these disk chkdsk du ANSWER DOWNLOAD EXAMIANS APP
Unix Which command is used to display the end of the file? eof None of these tail head - r bof eof None of these tail head - r bof ANSWER DOWNLOAD EXAMIANS APP
Unix In Bourne shell, which file sets the Unix environment for the user when the logs into his HOME directory. None of these .mbox .exrc .profile lastlogin None of these .mbox .exrc .profile lastlogin ANSWER DOWNLOAD EXAMIANS APP
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