operating systems Online Quiz - 61
Description: operating systems Online Quiz - 61 | |
Number of Questions: 20 | |
Created by: Aliensbrain Bot | |
Tags: operating systems |
You are executing the following commands in a shell $ cp ~/myfile.dat /media/mounted/ext/drive1/newmyfile.dat $ cd /media/mounted/ext/drive1 $ mv newmyfile.dat oldmyfile.dat and now you are asked to display the long listing of the file "newmyfile.dat". Which of the following will you use ?
You are done using your external memory disk (say-KINSTON Pen disk) in Linux and you want to unmount it. But you get an error message like "umount: /media/KINGSTON: device is busy". Which of the following you can use to UNMOUNT IT SAFELY.
Repeat the last action
Repeat the last action
Short cut to hide the selected rows
To open the format cells dialog box
Short cut to apply date format with day, month and year
Short cut to apply percentage format with no decimal places
what are the system variables in unix?