Msc CS and IT Lab Programs : UNIX and shell Programming

1. Studying UNIX commands

2. Write a shell script to count number of user’s login and print first login user information.

3. Write a shell script to getyour name and greet you depending on time

4. Write a shell script to print the names of all files in the current workingdirectory in alphabetical order using for loop

5. Write a shell script to get three arguments from the command line operand 1,operand 2 and perform all arithmetic operations

6. Write a shell script to all files whose size is greater than specific size.

7. Write a shell script to read user name and find whether the user is currently working in the system or not

8. Write a shell script that searches for a particular pattern in files and displays the name of such files

9. Write a shell script that displays the calendar for present month, current working directory, and the files with the extension sash

10. Write a shell script that checks if the contents of two files are same. If so,delete the second file.

11. Write a shell script that counts the number of blank lines in a file, count howmany lines have a text       ‘new’    in it, count how many lines have the last wordhaving a value > 1000

12. Write a shell script that copies files in a directory and its subdirectory toanother directory.

13.Write a shell script that changes the text color

14. Write a shell script that reads lines in a file and echo the line followed bythe string “This line is line n” n=1, 2, 3…

15. Study of UNIX filters like grep, awk, tr, sed etc.

16. Writing C program to implement UNIX commands like cat, cp etc.

17. Developing simple exercises inUnix Graphics.