Question 1:
(a) Difference ranging from open source and free source software with example. [2]
(b) Configure new user and groups using virtual console. [2]
(c) Difference ranging from echo and printf discuss using example. [2]
(d) discuss Common runlevel values on RHEL and to check current runlevel? [2]
(e) discuss shadow passwords with example. [2]
Question 2:
(a)Explain shell and its different kinds . Configure new shwll with prompt having "LPU>" and display message "WELCOME" to all users who are currently login. [5]
(b)Create a directory structure of university management and perform the following:
List all directories in /university/cse
Set the shortcut ofr university directory as uni.
Create the files and append it with a few text using only cat command.
Show the difference ranging from cp and mv.
Set the permission as u=rw, g=rx and o=r.
Shut down the system after 30 min.
change permissions of the user and groups from identical console of the user.
Show the exit status for Directory. [5]
Question 3:
(a)Explain the difference ranging from desktop environment and windows manager with example. [5]
(b) Compare the creation of files and directories in CLI and GUI mode. [5]
Question 4:
(a) Create a function of Armstrong and check whether a number is armstrong or not by calling this function. [5]
(b) Create a script to check whether a number is palindrome or not. [5]
Question 5:
(a)Create a new environment using getenv and putenv functions. [5]
(b) Difference betwen low level I/O and standard library I/O functions. provide suitable example. [5]