UNIX PROGRAMMING ASSIGNMENT-1

 Submit the Assignment on before 17th January 2018.

 SET-1(Roll No:1201-1220)

1.       Discuss in detail the various modes of operations supported by vi editor.

2.       Discuss about shell variables and environment variables?

3.       What are various low level file access commands available in UNIX? Explain the syntax briefly.

SET-2(Roll No:1221-1240)

1.       What is an operating system? Write and explain the characteristics of Unix Operating System.

2.       Explain about pipes and input redirection in UNIX shells.

3.       With the help of syntax and example explain the various directory handling systems calls.

SET-3(Roll No:1241-1260)

1.       Explain the following commands with examples.

(i) cut               (ii) sort                        (iii) cat                         (iv) grep          (v) awk

2.       What is a shell? Explain the responsibilities of a shell.

3.       Write about link, symlink and unlink?