Unix Questions

• Which of the following keys is used to delete the character beneath the cursor?
• Which of are following internal commands is used in mail to forward mail to user in user-list?
• Which of the following command is used to count just the number of lines contained in a file?
• Which of the following special shell variables is used to process number of the current shell?
• Which of the following signs is used to back up over typing errors in vi?
• Which command is used to move all files to the bin sub-directory of the parent directory?
• Which command allows you to view your file 24 lines at a time?
• You can append to a file instead of overwriting by using the
• The UNIX file system stores a data in physical blocks of
• Which of the following commands is used to have a two-way communication with any person who is currently logged in?
• The special shell variable $* is used
• Major expressions used with find command to select file is it has been accessed in more than 375 days, is
• The command that can be used to restrict incoming messages to a user is
• Which command is used to display all the lines with the string 'sales' from the file empl.lst?
• Which command is used to save the standard output in a file, as well as display it on the terminal?
• The [line number G] key allows you
• Which command is used with vi editor to save file and remain in the editing mode?
• Which command is used to terminate all processes in your own system except the login shell?
• Which of the following commands is used to display the filenames in multiple columns?