Dr. A.P.J. Abdul Kalam University MCA IV Sem Java Programming & Technologies [MCA405E1(A)] June 2021 Question Paper

Dr. A.P.J. Abdul Kalam University

Master of Computer Application

Fourth Semester Examination, June-2021

Java Programming & Technologies [MCA405E1(A)]

Time: 3:00 Hrs Max Marks 70

Note: All questions are compulsory. All questions carry equal marks.

Q.1 (a) Explain OOPS in detail. What are differences between JAVA and C++?

(b) What do you understand by inheritance and also define its types with example?

Q.2 (a) Write the steps of creating RMI application.

(b) Describe socket, client server and proxy server.

Q.3 (a) What is constructor? Write a program to count no. of objects created for aclass.

(b) Explain the life cycle of thread with block diagram.

Q.4 (a) Explain exceptional handling in JAVA. Also write types of exception.

(b) What is applet? What are different types of applets? Explain its security and

restrictions.

Q.5 Define following:

(i) Method overriding

(ii) Dynamics method dispatch

(iii) Abstract classes

(iv) AWT vs. Swings

 (v) Stream classes

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Dr. A.P.J. Abdul Kalam University MCA IV Sem Design & Analysis of Algorithms [MCA404] June 2021 Question Paper

Dr. A.P.J. Abdul Kalam University

Master of Computer Application

Fourth Semester Examination, June-2021

Design & Analysis of Algorithms [MCA404]

Time: 3:00 Hrs Max Marks 70

Note: All questions compulsory. All question carry equal marks.

Q.1 (a) What is an algorithm? Explain six characteristics of an algorithm with the

help of an example.

(b) Explain 4-queen problems in details. Solve a problem to take 4 queen.

Q.2 (a) Define spanning tree. Discuss design steps in Prim’s algorithm to construct

minimum spanning tree with an example.

(b) Explain divide-and-conquer algorithms in details with example.

Q.3 (a) Write binary search algorithm with the help of suitable example.

(b) Explain 0/1 Knapsack problem in details with example.

OR

(a) Explain searching and sorting algorithm in details. Explain types of

searching and sorting.

(b) Explain traveling salesman problem in detail with example.

Q.4 (a) What is greedy algorithm explain with example of optimization solution?

(b) Explain knapsack problem with the help of example.

Q.5 Define the following:

(i) NP completeness.

(ii) Spanning tree

(iii) String matching algorithm

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Dr. A.P.J. Abdul Kalam University MCA IV Sem Computer Graphics & Multimedia [MCA403] June 2021 Question Paper

Dr. A.P.J. Abdul Kalam University

Master of Computer Application

Fourth Semester Examination, June-2021

Computer Graphics & Multimedia [MCA403]

Time: 3:00 Hrs Max Marks 70

Note: Attempt all questionsry. All question carry equal marks.

Q.1 (a) What is computer graphics? Define its classification and application

briefly.

(b) Write the steps required to scan-convert a circle using Bresenham’s algorithm.

OR

(a) Differentiate between boundary-fill and flood-fill algorithms.

(b) Explain various multimedia compression standards.

Q.2 (a) What are the steps involved in image preparation used in JPEG image

 compression? Explain them with the help of a diagram.

(b) With the help of a block diagram, explain MPEG audio compression algorithm.

Q.3 (a) Derive window to viewport transformation.

(b)What do you understand by homogeneous coordinates? What are their

applications in computer graphics?

OR

(a) Explain multimedia authoring tools with block diagram?

(b) Differentiate between Gouraud shading and phong shanding.

Q.4 (a) Describe Phong shading model. How is it more accurate than Gourand

shading model?

(b) Show that two-dimensional scale and rotation do not commute that is, scaling

followed by rotation is not equivalent to rotation followed by scaling.

Q.5 List the operating characteristics of the following display technologies:-

(i) Raster refresh systems. (ii) Vector refresh systems.

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Dr. A.P.J. Abdul Kalam University MCA IV Sem Information Storage & Management [MCA402] June 2021 Question Paper

Dr. A.P.J. Abdul Kalam University

Master of Computer Application

Fourth Semester Examination, June-2021

Information Storage & Management [MCA402]

Time: 3:00 Hrs Max Marks 70

Note: Answer all questions. All question carry equal marks.

Q.1 a) What is information cycle? Explain with an example.

b) Compare the RAID level in terms of storage efficiency cost, read and

write performance, write penalty and protection.

OR

a) Explain the common Information Model (CIM).

b) Differentiate between DAS, CAS and SAN technologies.

Q.2 a) Explain Data categorization in details. Explain briefly about the

evolution of storage technology and Architect?

b) Explain RAID Levels in details

Q.3 a) What is cloud computing? Explain the cloud computing security

challenges?

b) How can a block-level virtualization implementation be used as a

data migration tool? And also explain how data migration will be

accomplished.

Q.4. a) Write in detail about the high level architecture and working of an

intelligent storage system.

b) Explain evolution of various storage Technologies and architecture.

OR

a) Explain Information Lifecycle Management in details. How its

information is different from data?

b) Differentiate between Contrasts of integrated vs Modular array.

Q.5 Write Short note on (any 4)

i) JBOD ii) DAS

iii) NAS iv) Cloud vocabulary

v) Services on cloud

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Dr. A.P.J. Abdul Kalam University MCA IV Sem Artificial Intelligence & Applications [MCA401] June 2021 Question Paper

Dr. A.P.J. Abdul Kalam University

Master of Computer Application

Fourth Semester Examination, June-2021

Artificial Intelligence & Applications [MCA401]

Time: 3:00 Hrs Max Marks 70

Note: Answer any five questions out of seven.

All questions carry equal marks.

Q.1 (a) What is an AI Techniques? Explain characteristics of AI applications.

(b) Explain branch and bound techniques. Why it’s useful in computer programming?

OR

(a)Write a unification algorithm. Describe resolution with formula.

(b)What are the various areas where AI (Artificial Intelligence) can be used? Explain

one of them.

Q.2 (a) Explain Bayes theorem and Bayesian networks.

(b) Explain Top-Down and Bottom – UpParsing.

OR

(a) What is sentence level processing? Explain case grammars in detail.

(b) Define artificial intelligence. Give the importance of the area of research.

Q.3 (a) Explain the three major factors, which contribute to the difficulty of natural

language understanding.

(b) State the Bays theorem for all problems with uncertainty .Give the concept of

Bayesian network with example.

Q.4 (a) Write algorithm for depth first search and breadth first search?

(b) Mention the difference between breadth first search and best first search in

artificial intelligence.

Q.5 (a) Under what condition A* algorithm give optimal solution? Write down the A*

algorithm to solve 4-queen puzzle.

(b)What is FOPL stands for and explain its role in artificialintelligence?

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