Bharathiar University 2006 M.C.A PROBLEM SOLVOING IN C - Question Paper

M.C.A. DEGREE EXAMINATION,APRIL 2006.
First Semester
issue SOLVOING IN C
Time :Three hours Maximum : 75 marks

ans ALL ques..

part A---(10 * 1=10 marks)

1.) What is meant by conditional compilation?
2.) What is meant by Literals?
3.) State actual or False:
When a variable of data kind double in converted into float,rounding takes place
4.) describe formalted Input.
5.) Any C program must contain ________________ function.
6.) Void can be used________________.
7.) describe : Storage class.
8.) what is meant by Pointer?
9.) If the declartion unsigned C: 5; is changed by unsigned : six ; then____________
10.) What is meant by Interrups?

part A---(5 * three =15 marks)

11.) (a) What is C token? discuss with example.
Or
(b) What is the use of Flow Chart?

12.) (a) What is an unsigned integer contant?
Or
(b) What is a variable and what is meant by the " value " of a variable?

13.) (a) discuss any 2 storage class of vaiable in C.
Or
(b) What is the difference ranging from chaining and Recursion.

14.) (a) Distinguish ranging from ( * M ) [5] and ( * M ) [5].
Or
(b) How is a pointer initialised?

15.) (a) What is a macro and how is it various from a C variable name.
Or
(b) discuss the role of writing into Video Buffer.

part C----(5 * 10 =50 marks)

16.) (a) explain in details about kind of Logic used in flowchart.
Or
(b) explain in details about characteristics of good program.

17.) (a) define the purpose of the qualifiers const and volatile.
Or
(b) discuss the need for array variables.

18.) (a) Which of the subsequent function headers are invalid? And why?
(i ) avg. (X,Y,Z)
(ii) Power (a,n --1).
Or
(b) discuss the principle difference ranging from the functions malloc and colloc.

19.) (a) Write a function using pointer to exchange the values stored in 2 locations in the memory.
Or
(b) explain in detail about pointers and Data structures.

20.) (a) explain in details about the role of the C pre-processor.
Or
(b) discuss calling BIOS and DOs interrupts in details.

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Earning:   Approval pending.