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Posted By: CONFIDENCE IS THE COMPANION OF SUCCESS Member Level: Diamond Posted Date: 19 Apr 2008
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2006 Bharathiar University MCA PROBLEM SOLVOING IN C Question paper
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M.C.A. DEGREE EXAMINATION,APRIL 2006.
First Semester
PROBLEM SOLVOING IN C
Time :Three hours Maximum : 75 marks
Answer ALL questions.
SECTION A---(10 * 1=10 marks)
1.) What is meant by conditional compilation?
2.) What is meant by Literals?
3.) State True or False:
When a variable of data type double in converted into float,rounding takes place
4.) Define formalted Input.
5.) Any C program must contain ________________ function.
6.) Void can be used________________.
7.) Define : Storage class.
8.) what is meant by Pointer?
9.) If the declartion unsigned C: 5; is replaced by unsigned : 6 ; then____________
10.) What is meant by Interrups?
SECTION A---(5 * 3 =15 marks)
11.) (a) What is C token? Explain 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) Explain any two storage class of vaiable in C.
Or
(b) What is the difference between chaining and Recursion.
14.) (a) Distinguish between ( * M ) [5] and ( * M ) [5].
Or
(b) How is a pointer initialised?
15.) (a) What is a macro and how is it different from a C variable name.
Or
(b) Explain the role of writing into Video Buffer.
SECTION C----(5 * 10 =50 marks)
16.) (a) Discuss in details about type of Logic used in flowchart.
Or
(b) Discuss in details about characteristics of good program.
17.) (a) Describe the purpose of the qualifiers const and volatile.
Or
(b) Explain the need for array variables.
18.) (a) Which of the following function headers are invalid? And why?
(i ) Average (X,Y,Z)
(ii) Power (a,n --1).
Or
(b) Explain the principle difference between the functions malloc and colloc.
19.) (a) Write a function using pointer to exchange the values stored in two locations in the memory.
Or
(b) Discuss in detail about pointers and Data structures.
20.) (a) Discuss in details about the role of the C pre-processor.
Or
(b) Explain calling BIOS and DOs interrupts in details.
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