Question paper in Unit 4(c programming)

1. What is Pointer
2. Difference Union & Structure
3. What is Command Line Argument
4. What is File
5. Write a Program to Command Line Argument
6. Write a Program to Copy The The content One File to Another File
7. How Will You Open & Close a File in c
8. Explain pointer Arithmetic in c
9. Explain File steam Class
10. What is Structure
11. What is Operation in file
12. declared & Initialize Pointer