# Madras University B.C.A Digital Logic Fundamentals 2013 Question Paper

Looking for previous question paper Madras University? You can collect your desired question paper from this website. Here's a paper of B.C.A Digital Logic Fundamentals asked in the year 2013. The code of the question paper is U/ID 46432/UCCB,

Course : B.C.A Degree Examinations
Year of exam : May 2013
Subject Name : Digital Logic Fundamentals
Time : Three hours
Maximum Marks : 100

MAY 2013 U/ID 46432/UCCB
Time : Three hours Maximum : 100 marks
PART A — (10 × 3 = 30 marks)
All questions carry equal marks.

1. Find 9’s and 10’s complements of 75.
2. What is tri-state logic gate?
3. Write the difference between EXCLUSIVE-OR and INCLUSIVE-OR.
4. What is D flip-flop?
5. Define state table.
6. What is an expression?
7. What is the associativity of the arithmetic operators?
8. How is the file included within a program?
9. Write the syntax of if-else statement.
10. What are function prototypes?
11. What kinds of objects can be associated with pointer variable?
12. How can structure variables be declared?

Want B.Sc Computer Science SEE5B Database Management System Madras University 2013 Question Paper?

PART B — (5 × 6 = 30 marks)
All questions carry equal marks.

13. Perform the following subtractions and check the result by connecting the binary number to decimal
(a) 101.101 — 11.011
(b) 1011.1 — 100.11
14. Draw and explain the operation of a JK flip-flop.
15. What is the ASCII character set? How common is its use?
16. What are unary operators? How many operators are associated with a unary operator?
17. What is the purpose of the get char function? How is it used?
18. Summarize the rules for writing a onedimensional array definition.
19. Write a C program to illustrate a switch statement.

PART C — (4 × 10 = 40 marks)
All questions carry equal marks.

20. What are BCD codes? Discuss their merits and demerits.
21. Explain the master-slave operation of the JK flip-flop with a neat diagram.
22. Name and describe the four basic data types in C.
23. Differentiate formal arguments and actual arguments.
24. Using array write a C program to add two given matrices.
25. Explain the operation of shift register.

_____________ **************** ________________