Need help in linux

Q.1. (40 points) File f1 contains the following information. Write an awk script that reads file f1, calculates the toal values for astar, bzip and cbmp separately, and prints them. Ex: output: astar 12 bzip 28 cbmp 106 fl contains: astar: 4 bzip:12 astar: 4 cbmp:54 astar: 4 cbmp:52 bzip:16 Q.2.(60 points) Given the following directory structure. Write a shell script for the following questions. / -> tmp -> etc --> home -> Desktop -> diri ->a.txt -> b.sh -> dir2 --> c.txt -> Downloads -> dl.pdf -> tl.tar -> Usr a. Your current diractory is home. Change your current directory as dir2. b. Create a directory under dir2 named myDir. Find and display the number of occurrences of the word "cse in a.txt. . d. For each command line argument do the following: if the argument is a file name under diri, move it under myDir and change its permissions follows: give write and execute rights to the user, remove execute right from the group and remove write right from others otherwise display the message "wrong file name