Explaining features in bourne shell and tc shell

Question

Answer the following questions in detail.

Question 1) What do you mean by GNU?

Question 2) What do you mean by superuser access?

Question 3) What do you mean by Aliases?

Question 4) What do you know about current working directory?

Question 5) Write down a command in LINUX to see hidden files in computer?

Question 6) How files can be grouped?

Question 7) What do you mean by System calls?

Question 8) What do you mean by background process?

Question 9) Write down the basic commands of Emacs editor?

Question 10) Write down the functionality of pipes?

Question 11) Write a detailed note on compressing and archiving of files in LINUX?

Question 12) How partitioning is performed during LINUX installation?

Question 13) Briefly explain LINUX file system?

Question 14) Describe in brief about vi editor?

Question 15) Write down the advanced editing techniques?

Question 16) What are common features in Bourne shell and TC shell?

Question 17) Write down a shell program to add 10 numbers using any control structure?

Question 18) Why managing of accounts are important in LINUX Administration? Explain?

Question 19) Write down the steps of searching the text from a given file using LINUX editor?