a.) Write DOS commands for following: (8 x 0.5 = 4 marks) i.) Create a parent directory "Computer and create two sub directories "ABC" and "XYZ" ii. ) Create a text file(.txt) inside the parent directory. ii. List all directories which are inside the windows directory of your system. iv.) Remove the directory ABC from the directory Computer. v.) Hide the directory XYZ in the parent directory Computer. vi.) Find the IP address of your computer vii.) Check the internet connection of your computer viii.) Show the contents in drive D page wise