problem 1: Describe the following commands with syntax, options and exs:
problem 2: Describe about various file handling utilities available in LINUX. Quote different options and exs for each.
problem 3: Describe about awk and sed.
problem 4: How a file can be describeed in UNIX environment? List and describe about the different types of files in UNIX.
problem 5: Define the term Shell. Describe various types of shells available in UNIX. Describe Shell Responsibilities.
a) describe any four built in variables in Shell and describe their use giving an illustration for each.
b) prepare a shell script to display GUD MRNG, GUD AFTERNOON, GUD NIGHT based on system time whenever user logs on.
c) prepare a shell script to find out the factorial of a number.
problem 7: Describe about Shell Meta Characters, Shell Variables, Environment Variables, I/O Redirection operators.