INFORMATION TECHNOLOGY

Transcription

1 [DMSIT 01] M.Sc. (Previous) DEGREE EXAMINATION, DEC 2013 First Year INFORMATION TECHNOLOGY Paper I BASICS OF INFORMATION TECHNOLOGY Time : 3 hours Max. Marks : 75 Section A (3x15 = 45) Answer any THREE of the following 1. Explain the role of Information Technology in the Business? 2. Define Computer? Explain the Generations and types of Computers in detail? 3. Explain the Block Diagram of computers in detail? 4. Define Database? Explain Hierarchical Network and relational Datamodels? 5. Write about Internet, Intranet and Extraset? Section B (5 x 5 = 25) Answer any FIVE of the following 6. Explain the features of Operating System? 7. Write the Difference between Internet and Extraset? 8. Explain about D S S? 9. How information is managed in organizations? Explain 10. Difference between Software and Hardware? 11. Write about G P S? 12. Write about system software and application software? 13. What is a Web Browser? List some features?

2 Section C (5 x 1 = 5) Answer ALL the following 14. What is an algorithm? 15. List different types of memory? 16. List telecommunication Applications? 17. What is WWW and W3C? 18. What is Web server? *****

3 [DMSIT 02] M.Sc. (Previous) DEGREE EXAMINATION, DEC 2013 First Year INFORMATION TECHNOLOGY Paper II Computer Networks Time : 3 hours Max. Marks : 75 Section A (3 x 15 = 45) Answer any THREE questions. 1. Explain in detail about ISO / OSI model with neat diagram. 2. What is a topology? Explain different types of topologies with neat diagram. 3. What is switching? Explain different switching techniques. 4. Explain all unicast routing protocols 5. Explain symmetric and asymmetric key cryptography with neat diagram in detail Section B (5 x 5 = 25) Answer any FIVE questions. 6. Write a short notes on Data Communication and Computer Networks. 7. Write a short notes on LAN s 8. Discuss about Network Technologies. 9. Write about the services of routing 10. Discuss about binary arithmetic 11. Write about Naming Technologies. 12. Write about different multiple access protocols 13. What is cryptography? Explain its types

4 Section C (5 x 1 = 5) Answer ALL questions 14. What is Internet? 15. Define Broad casting 16. What is Datagram? 17. What is a packet? 18. Define MAN *****

5 [DMSIT 03] M.Sc. (Previous) DEGREE EXAMINATION, DEC 2013 First Year INFORMATION TECHNOLOGY Paper III COMPUTER ORGANISATION Time : 3 hours Max. Marks : 75 Section A (3 x 15 = 45) Answer any THREE of the following 1. Explain the operational components of a computer 2. Briefly explain the different generations of computer. 3. Explain various generic addressing modes with necessary diagram and example. 4. Explain the following a. Enabling and disabling interrupts b. Handling multiple devices with interrupts. 5. What is register organization? Explain microprocessor register organization with neat diagram. Section B (5 x 5 = 25) Answer any FIVE of the following. 6. Explain Multiple Bus organization with diagram. 7. Explain Multiply and Divide rule for Floating - point number arithmetic operation. 8. Explain Data path and control instruction with a suitable example. 9. Write short note on Dynamic Memory Access (DMA). 10. Explain about execution of a Complete Instruction. 11. Explain Pentium 4 cache and power pc cache organizations with diagram.

6 12. Explain basic parameters or design elements of Bus design. 13. What is processor organization? Explain internal structure of the cpu. Section C (5 x 1 = 5) Answer ALL the following 14. What is program counter? 15. What is control line? 16. What is flag? 17. What is addressing line 18. Explain interconnection structure. *****

7 (DMSIT04) M.Sc. (Previous) DEGREE EXAMINATION, DEC First Year (INFORMATION TECHNOLOGY) Paper IV: DATA STRUCTURES WITH C Time : 03 Hours Maximum Marks : 75 SECTION A (3 1 5 = 45) Answer any Three questions 1) Define data structure. What are linear data structures? Discuss about different operations performed on any data structure 2) Write bubble sort algorithm and trace it on the data: 32, 51, 27, 85, 66, 23, 13, 57. 3) Write an algorithm to convert an expression from infix to postfix and apply it on the expression: A + (B*C (D/E F) * G) * H. 4) Draw a max heap tree for the data 22, 99, 77, 11, 55, 33, 66, 44, 88 and perform heap sort algorithm to sort it. 5) Explain the merge sort technique with suitable example. 6) Discuss about various string handling operations. SECTION B (5 5 = 25) Answer any FIVE questions 7) Explain the concept of pointer arrays. 8) Write a C program to create and traverse a linked list. 9) Explain two-way header list with suitable example. 10) Write algorithms for stack operations. 11) Explain the difference between queues and deques. 12) Discuss about binary tree traversal with suitable example. 13) Use Radix sort algorithm to sort the data: 348, 143, 361, 423, 538, 128, 321, 543, 366.

8 SECTION C (1 5 = 5) Answer All questions 14) What are string operations? 15) What is sparse matrix? 16) What is Towers of Hanoi problem? 17) Define complete binary tree? 18) What are different hash functions? E E E

9 (DMSIT05) M.Sc.(Previous) DEGREE EXAMINATION, DEC First Year (INFORMATION TECHNOLOGY) Paper V: OPERATING SYSTEMS Time : 03 Hours Maximum Marks : 75 SECTION A (3 1 5 = 45) Answer any Three of the following 1) What is an operating system? Explain the main functions of operating system. 2) Explain about the differences between personal computer OS and Mainframe OS in detail. 3) Explain Interprocess communication in detail. 4) Explain virtual memory in detail. 5) Explain about the generic security attacks in detail. 6) Write a note on system calls. SECTION B (5 5 = 25) Answer any FIVE of the following 7) Explain about virtual machines. 8) Discuss about multiple Queues in detail. 9) Write about page tables and Inverted page tables in detail. 10) What is segmentation? Explain about pure segmentation. 11) Write a note on device drivers in detail. 12) Write a note on deadlock prevention methods. 13) Write about the user Authentication in detail.

10 SECTION C (5 1 = 5) Answer All of the following 14) Define multiprogramming. 15) Define client-server model. 16) What is a Thread. 17) Define disk space management. 18) What is an Internet worm. E E E

11 M.Sc.(Previous) DEGREE EXAMINATION, DEC First Year INFORMATION TECHNOLOGY Paper VI: DBMS (DMSIT06) Time : 03 Hours Maximum Marks : 75 SECTION A (3 1 5 = 45) Answer any THREE questions 1) What is hashed file organization? Write the remainder algorithm for hashing. Illustrate the construction and working of hashed file organization with an example. 2) What are different types of data models? Give an example of each of them. 3) What is normalization? Explain fourth and fifth normal forms with appropriate examples. 4) Explain PC-Focus data base description and PC-Focus data manipulation for the University model. 5) Explain the following commands of interactive SQL with an example. i) UNION ii) INTERSECT iii) MINUS iv) CREAT INDEX-ON SECTION B (5 5 = 25) Answer any FIVE questions 6) What are the components of database management system? Explain them in detail. 7) Discuss the types of associations between fields. 8) What is E-R diagram? Explain it with an example. 9) What is data volume and usage analysis? What are their uses. 10) Discuss the guidelines for mapping a conceptual data model into a relational data model. 11) Explain the DML control commands. 12) Discuss the conditions of free and bound variables in triple calculus. 13) List and explain different locking protocols.

12 SECTION C (5 1 = 5) Answer All questions 14) Give a schematic view of hospital system 15) Define pointer sequential connection. 16) What is internal model? 17) What is transaction? 18) What are the tools of ORACLE? E E E