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Posted By: pradha s Member Level: Gold Posted Date: 27 Jun 2008
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2007 M.Sc.(Information Technology) Question paper
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DISTANCE EDUCATION
M.Sc. (Information Technology) DEGREE EXAMINATION, DECEMBER 2007.
PRINCIPLES OF INFORMATION TECHNOLOGY
(upto 2001 batch)
Time : Three hours Maximum : 100 marks
PART A — (10 ? 3 = 30 marks)
Answer ALL questions.
1. What is an Information? Give an example.
2. What is a Truth table?
3. What is a processor?
4. What is MMX?
5. What is system software?
6. What is an Interpreter?
7. What is Ethernet?
8. Define E–mail.
9. What is a command?
10. What is the need for Database Server?
PART B — (4 ? 10 = 40 marks)
Answer any FOUR questions.
11. (a) What are basic components of computer systems?
(b) Explain number systems.
12. (a) Explain Hardware Architecture.
(b) What are the advantages of pentium pro?
13. (a) Explain single–user and multi–user systems.
(b) What are the uses of operating system?
14. (a) Explain Windows NT Basics.
(b) Explain ERNET.
15. (a) Explain HTML concepts.
(b) What are the advantages of UNIX commands?
16. (a) Explain Information Services.
(b) Explain Web server.
PART C — (2 ? 15 = 30 marks)
Answer any TWO questions.
17. (a) Explain pentium based systems.
(b) Explain security concepts.
18. (a) Explain LAN, WAN and NICNET.
(b) Discuss on FTP.
19. Write short notes on :
(a) File systems.
(b) Web servers.
(c) Browser.
————————
DISTANCE EDUCATION
M.Sc. (I.T.) DEGREE EXAMINATION, DECEMBER 2007.
OPERATING SYSTEM
(upto 2001 Batch)
Time : Three hours Maximum : 100 marks
PART A — (10 ? 3 = 30 marks)
Answer ALL the questions.
All questions carry equal marks.
1. Define Real – time system.
2. What is meant by a system cell?
3. Give the necessity of concurrent process.
4. Define Semaphores.
5. Explain the concept of paging.
6. Mention the hierarchy of the storage in secondary devices.
7. What is a File?
8. What is the necessity of Encryption?
9. Mention the difference between GUI and CUI.
10. List any six commands in MS – DOS.
PART B — (4 ? 10 = 40 marks)
Answer any FOUR questions.
All questions carry equal marks.
11. Explain the concept of Distributed System.
12. Discuss the services rendered by operating system.
13. Describe the problems in Synchronization.
14. How to swap single and multiple partition allocation?
15. How to organise the Directory structure?
16. Explain the special characteristics of Windows.
PART C — (2 × 15 = 30 marks)
Answer any TWO questions.
All questions carry equal marks.
17. Describe the architecture of the operating system.
18. How to detect and prevent deadlocks?
19. Discuss on :
(a) Virtual Memory
(b) Demand Paging.
————————
DISTANCE EDUCATION
M.Sc. DEGREE EXAMINATION, DECEMBER 2007.
Information Technology
RELATIONAL DATABASE MANAGEMENT SYSTEMS (RDBMS)
(Upto 2001 batch)
Time : Three hours Maximum : 100 marks
PART A — (10 ? 3 = 30 marks)
Answer ALL questions.
1. What do you mean by logical data independence?
2. What is the function of DDL compiler?
3. What is superkey?
4. Give an example for rename operation.
5. What is the usage of null values?
6. State the syntax of alter table command and its function.
7. What is referential integrity?
8. What is functional dependency?
9. What is a view? What is its use?
10. What is data pollution?
PART B — (4 ? 10 = 40 marks)
Answer any FOUR questions.
11. (a) Explain the main functions of a database administrator.
(b) Construct an E-R diagram for a car insurance company with a set of customers, each of whom owns a number of cars. Each car has a number of recorded accidents associated with it.
12. Design a relational database for a university Registrar's office. The office maintains data about each class, including the instructor, the enrollment, and the time and place of the class meetings. For each student-class pair, a grade is recorded.
13. Illustrate the set operations in SQL with suitable examples.
14. Illustrate 2NF and 3NF with suitable example.
15. Discuss about security and integrity violations of the database.
PART C — (2 ? 15 = 30 marks)
Answer any TWO questions.
16. (a) List the responsibilities of the database manager. For each responsibility, explain those problems that would arise if the responsibility were not met.
(b) Discuss the advantages and disadvantages of a database system.
17. (a) Define the concept of aggregation. Give two examples of where this concept is useful.
(b) Explain the difference between a weak and a strong entity set. Why do we have weak entity sets?
(c) Show that in SQL, ‘ all’ is identical to ‘not in’.
18. (a) Write a note on embedded SQL.
(b) Explain the following concepts
(i) Lossless-Join Decomposition.
(ii) Dependency preservation.
————————
DISTANCE EDUCATION
M.Sc. (I.T.) DEGREE EXAMINATION, DECEMBER 2007.
CLIENT/SERVER COMPUTING
(Upto 2001 batch)
Time : Three hours Maximum : 100 marks
PART A — (10 ? 3 = 30 marks)
Answer ALL questions.
1. Define client. Give an example.
2. What is downsizing?
3. What are Fax/Print services?
4. What are the functions of PC Network file services?
5. Define wide area network.
6. State any three reasons for reengineering of existing systems.
7. What is internet?
8. What is hypertext?
9. What is workbench?
10. What is prototype?
PART B — (4 ? 10 = 40 marks)
Answer any FOUR questions.
11. State any five advantages of client/server computing and explain each one of them.
12. Explain common request broker architecture.
13. Explain the hardware components required for the server.
14. Explain (a) OLE (b) DCOM.
15. Explain the features of APT workbench component.
PART C — (2 ? 15 = 30 marks)
Answer any TWO questions.
16. (a) Explain client/server development tools.
(b) Explain the components of client/server applications.
17. Explain the features of the following networking operating system :
(a) Novell network
(b) Banyan kines.
18. (a) Explain interprocess communication in the server component.
(b) Explain the features of the power builder.
————————
DISTANCE EDUCATION
M.Sc. (IT) DEGREE EXAMINATION, DECEMBER 2007.
BUSINESS INFORMATION SYSTEMS
(Upto 2001 batch)
Time : Three hours Maximum : 100 marks
PART A — (10 ? 3 = 30 marks)
Answer ALL questions.
1. Discuss the nature of on line processing.
2. Define the term Software Development Life Cycle.
3. Compare the terms Made-to-order and Made-to-stock.
4. Define the term ERP.
5. Discuss the need for studying Inventory Management.
6. List the costs to be included in MRP.
7. Define the term Quotation.
8. List the nature of past warranty services.
9. Discuss the nature of entries posted in ledger.
10. Discuss the term career planning.
PART B — (4 ? 10 = 40 marks)
Answer any FOUR questions.
11. Discuss the types of testing.
12. Discuss the parameters that are discrete in a manufacturing environment.
13. Discuss the type of processing required in materials module.
14. Discuss the type of services and explain how they are recorded in computers.
15. Discuss the issues in customer order processing.
16. Discuss the method of generating budget requirements from previous year entries.
PART C — (2 ? 15 = 30 marks)
Answer any TWO questions.
17. Discuss the evolution of DBMS.
18. Discuss the issues in detail on Enterprise modelling.
19. (a) Write short note on supplier selection. (5)
(b) Discuss the issues in sales processing. (5)
(c) Define the term Electronic Audit. (5)
——————
DISTANCE EDUCATION
M.Sc. (IT) DEGREE EXAMINATION, DECEMBER 2007.
COMPUTER NETWORKS
(Upto 2001)
Time : Three hours Maximum : 100 marks
PART A — (10 ? 3 = 30 marks)
Answer ALL questions.
1. Define the term LAN.
2. State the use of OSI reference model.
3. Compare optical fiber and twisted pair media.
4. Define SWITCHING.
5. Discuss the role of Data Link Layer.
6. Define the term ERROR CORRECTION.
7. State the uses of FLOODING technique.
8. State the advantages expected in IPV6.
9. List the primitives defined for Transport Service.
10. Define the term DIGITAL SIGNATURE.
PART B — (4 ? 10 = 40 marks)
Answer any FOUR questions.
11. Discuss the layers of TCP/IP model.
12. Discuss the types and advantages of wireless transmission.
13. Discuss a sliding window protocol with selective retransmission facility.
14. Discuss the headers and advantages of HDLC.
15. Discuss the principles and issues in congestion control.
16. Discuss the need for studying NETWORK SECURITY. Discuss the terms authentication, signatures, fire wall.
PART C — (2 ? 15 = 30 marks)
Answer any TWO questions.
17. (a) Define Internet and state how this differs from other networks. (8)
(b) Discuss the features of ATM. (7)
18. (a) Discuss a method for protocol specification and verification. (8)
(b) Discuss the simplicity and advantages of Ethernet bust structure. (7)
19. (a) Write short notes on DNS. (5)
(b) Define the term SNMP with its advantages. (5)
(c) Define the term CRYPTOGRAPHY and its types. (5)
—————————
DISTANCE EDUCATION
M.Sc. (I.T) DEGREE EXAMINATION, DECEMBER 2007.
E-COMMERCE AND WEB TECHNOLOGY
(Upto 2001 batch)
Time : Three hours Maximum : 100 marks
PART A — (10 ? 3 = 30 marks)
Answer ALL questions.
1. What is EDI?
2. State the applications of E-Com.
3. What do you mean by safe electronic commerce?
4. Explain the term SET.
5. What is enterprise networking?
6. What is the need of encryption?
7. What is fire wall?
8. How does an e-mail work?
9. What is IRC and does it work?
10. Why is a web browser such as Internet explorer or lynx necessary for the internet?
PART B — (4 ? 10 = 40 marks)
Answer any FOUR questions.
11. Discuss about the commerce net advocacy.
12. Describe the factor to be considered in the design of the electronic payment systems.
13. Explain indetail about the enterprise network security.
14. What is MIME? What are its advantages and disadvantages?
15. Explain indetail about the secure electronic payment protocol.
16. Discuss the purchase order processing E-com.
PART C — (2 ? 15 = 30 marks)
Answer any TWO questions.
17. (a) Explain the E-commerce based on WWW architecture.
(b) Give a short note about on -line electronic cash.
18. (a) Write notes about antivirus programs.
(b) What is internet security? What are the protocols used for EDI in E-Com?
19. What is crytography? How it can be employed in E-Com. site? Explain.
—————————
DISTANCE EDUCATION
M.Sc. (DT) DEGREE EXAMINATION, DECEMBER 2007.
UNIX NETWORK PROGRAMMING
(Upto 2001 batch)
Time : Three hours Maximum : 100 marks
PART A — (10 ? 3 = 30 marks)
Answer ALL questions.
1. Distinguish between program and process, Give example.
2. List few examples for network applications.
3. Write short note on arrangement of user process.
4. Briefly explain the methods available input and output.
5. What are the steps involved in client-server file copying?
6. What are the shared memory limits?
7. Explain the XNS bridge fields.
8. What are the guidelines followed by Kerberos?
9. What is ICMP? How it’s being used in socket programming?
10. What are the parameters that describe types of communication?
PART B — (4 ? 10 = 40 marks)
Answer any FOUR questions.
11. (a) Explain some typical network applications.
(b) Discuss the input and output methods available in UNIX.
12. (a) Describe the wait system call in detail.
(b) Explain how files are sharing between processes.
13. Explain different types of File and Record Locking mechanisms.
14. Write note on the following
(a) Services and protocols
(b) Broadcast and multicast
(c) Routing
(d) Gateways
(e) Routers.
15. (a) Explain XNS systems in detail.
(b) Describe four layer model of TCP, UDP and IP.
16. Explain all the elementary socket system calls.
PART C — (2 ? 15 = 30 marks)
Answer any TWO questions.
17. Explain the communications protocols suite with neat diagrams and example real time applications.
18. (a) Describe the software interrupts in details with examples.
(b) Explain the process control mechanisms in Network programming.
19. (a) Explain Kerberos authentication mechanism in detail.
(b) How to start daemon process and what are the system daemons.
———————
DISTANCE EDUCATION
M.Sc. (IT) DEGREE EXAMINATION, DECEMBER 2007.
DISTRIBUTED COMPUTING
(upto 2001–batch)
Time : Three hours Maximum : 100 marks
PART A — (10 ? 3 = 30 marks)
Answer ALL questions.
1. What are the disadvantages of distributed systems?
2. Differentiate between tightly coupled and loosely coupled systems.
3. What is predicate addressing?
4. What do you mean by server crashes and client crashes?
5. What is Synchronization?
6. Explain remote access model.
7. Discuss Fault Tolerance Issues.
8. Write a note on Concurrency Control.
9. What is a query in Distributed DBMS? Explain.
10. What is call by reference? Give an example.
PART B — (4 ? 10 = 40 marks)
Answer any FOUR questions.
11. Explain the differences between the three kinds of the system such as Network, Distributed and Multiprocessor Operating Systems.
12. Discuss in detail about Remote Procedure Calls (RPC).
13. Explain Deadlock Prevention Mechanism in Distributed Systems.
14. Discuss the following concepts related to distributed systems :
(a) The Directory Server Interface.
(b) Semantics of File Sorting.
15. (a) Explain the advantages and disadvantages of Distributed DBMS.
(b) Write a note on ‘Directory’.
16. (a) Distinguish between Centralized Systems and Distributed Systems.
(b) Briefly explain Research Goals of AMOEBA.
PART C — (2 ? 15 = 30 marks)
Answer any TWO questions.
17. Discuss in detail about various layers in OSI Model.
18. (a) Explain Election Algorithm using Ring.
(b) Write short notes on ‘Mutual Exclusion.
19. Briefly explain the following :
(a) Memory Management in MACH.
(b) Bus Based Multiprocessors.
(c) Group Addressing.
————————
DISTANCE EDUCATION
M.S.C (IT) DEGREE EXAMINATION, DECEMBER 2007.
SOFTWARE PROJECT MANAGEMENT AND QUALITY ASSURANCE
(Upto 2001 Batch)
Time : Three hours Maximum : 100 marks
PART A — (10 ? 3 = 30 marks)
Answer ALL questions.
All questions carry equal marks.
1. What is a software?
2. List out the process of software development.
3. Write the bottom-up approach for planning.
4. How to estimate time duration of an activity?
5. What is Tracking?
6. Explain the recovery plans of a project.
7. What do you mean by final product?
8. What is Unit Test?
9. What is software review technique?
10. What is mean by quality assurance?
PART B — (4 ? 10 = 40 marks)
Answer any FOUR questions.
All questions carry equal marks.
11. (a) Explain the document information on each activity.
1. (b) Explain the personality traits.
12. Explain the initial and final project schedule plans.
13. Explain about project outlook occurrence of tracking.
14. (a) Explain the product requirements.
2. (b) Discuss about function test plan.
15. Describe briefly about formal approaches to SQA.
16. (a) Discuss the software reliability.
3. (b) Describe the product specifications.
PART C — (2 ? 15 = 30 marks)
Answer any TWO questions.
17. (a) Explain the relationship among activities.
4. (b) Explain the activity responsibility matrix project check list.
18. (a) Describe the product objectives.
5. (b) Describe the estimating the duration of an activity.
19. Write short notes on :
6. (a) Critical path
7. (b) The role of escalations
8. (c) Software quality.
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(a)
DISTANCE EDUCATION
M.Sc. (Information Technology) DEGREE EXAMINATION, DECEMBER 2007.
OBJECTED ORIENTED PROGRAMMING AND JAVA (PRACTICAL)
(Upto 2001)
Time : Three hours Maximum : 100 marks
Examiner should select and give one question
to each candidate from the list.
1. Write a program to count the number of words in a Text file.
2. Write a program to invoking an user-defined exception.
3. Write a program to manipulate an image using point class.
4. Write a program to demonstrate multilevel inheritance concept.
5. Create a vector and perform the following :
(a) Copy all vector elements into array X.
(b) Find the number of elements in the vector.
(c) Remove those element from the vector where index is between from and to.
6. Write a program to demonstrate multithreaded concept.
7. (a) Create an applet that uses the Grid layout, get the horizontal and vertical gap from user and arrange the given user interface components accordingly.
(b) Using menu class perform the following :
(i) Create and add menuitem to the menu
(ii) Delete the menuitem from the menu.
8. Create a Message box dialog class that displays a message in a dialog window.
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