B.Sc Computer Science 2nd Sem PC SOFTWARE AND PROGRAMMING IN C(Acharya Nagarjuna University (ANU), Guntur, Andhra Pradesh-2012)

B.Sc. DEGREE EXAMINATION, MAY 2012.
(Examination at the end of First Year)
Part II — Computer Science
Paper I — PC SOFTWARE AND PROGRAMMING IN C
Time : Three hours Maximum : 100 marks
PART A — (3 × 20 = 60 marks)
Answer any THREE questions.
1. What is an operating system? Explain the features of operating systems.
2. Explain in detail about the concept of Memory.
3. Explain the features of spread sheet and word Processor.
4. Write about functions and storage classes in C.
5. Discuss in detail about structures and unions?
PART B — (4 × 5 = 20 marks)
Answer any FOUR questions.
6. Write a short note on DOS commands.
7. What is a macro? What are its advantages?
8. Discuss about Menus and Tool Bars?
9. Write a short note on data types in ‘C’?
10. What do you know about strings?
11. Explain about Bit wise operators?
PART C — (10 × 2 = 20 marks)
Answer ALL questions.
12. What is the use of recycle bin?
13. What do you know about templates?
14. List out the uses of headers and footers?
15. What is a preprocessor directive?
16. Explain about Mail Marge.
17. What is a compiler?
18. What is the use of header files in ‘‘C’’?
19. Differentiate arrays and structures.
20. What is list processing?
21. Write the syntax of structures and unions.