write the commands to create the following directory tree

write the command to copy the file File3 to the DirC directory

write the command to copy the directory DirC to the DirB directory

write the command to add the write permission to the user for the File2

write the command to remove the execute permission from the other users for the File2

write the command to set the read and execute permission for the group users for the File2

write the command to rename the directory DirA to DirC and the file File2 to File4

write the command to delete the file File1. And the directory DirC.

write the command to add the execute permission to the user for the File2

write a code to print "Hello World" then write the commands to compile and run this code