Write a command names, which can display the files in your home diectionary to the terminal. 2.Write a command to list details of all files ending in '.sh' in reverse time order. 3.Write a command to list your running programs in tty. 4.Write a command to list files begining with 'stu' in your home directory. 5.Write a command to issuse whether if you delete 3 files called fi1.txt, fi2.txt, and da1.txt. 6.Write a command to creates a new sub-directory called 'boy' in /tmp. 7.Write a command to delete the directory called 'girl'. 8.Write a command to add two user named user01, user02 ,two users all belong to group class14. 9.Write a shell script that allows a user to enter his or her top five milk tea flavors. Your script should then print out the name of all five flavors,then compute the bill.hint:price by your input. 10.Write a simple calculator program that allows user to enter two numeric values and operand as follows. The program should then print out the result of two numbers. Make sure it works according to entered operand.