Assignment-I PGDCA 01- INFORMATION TECHNOLOGY

Transcription

1 PGDCA 01- INFORMATION TECHNOLOGY 1. What is role of IT industry in the global world? Explain. 2. What is software? Describe system software and Application Software. 3. Describe various parts of digital computer with suitable example. 4. Define each of the following (a) (b) (c) (d) (e) (f) (g) bit nibble byte kilobyte megabyte gigabyte terabyte. 5. Explain the following output devices (a) (b) (c) (d) monitors printers projectors sound devices I 6. Describe the steps involved in data organization. 7. What is the role of digital telephone lines in communication requirements? Explain various technologies that work with digital telephone services. 8. What is modem? Explain the role of modem in data communication. 9. Brief the following (a) (b) (c) (d) (e) Home page IP Address Routers WWW chat 10. What is internet? Explain about various internet Applications.

2 PGDCA 02- PROGRAMMING WITH C++ 1. What are the differences between C and C++? 2. Explain about Object Oriented concepts in C++ 3. Describe various string handling functions in C++ 4. Explain about various ways to passing the parameters in functions. 5. What is class? How to declare the class? How can you access the class variables with suitable example? I 6. What is constructor? Explain about different types of constructors. 7. What s inheritance? Give the advantage of inheritance. Explain about single and multiple inheritances. 8. Explain about operator overloading with suitable example. 9. What is template? How to create template with example. 10. Describe about standard vector classes.

3 PGDCA 03- COMPUTER ORGANIZATION 1. Explain about evaluation of digital computer. 2. What are the different physical forms available to establish an inter-connection network? Give the summary of those. 3. Explain about basic elements of digital computer. 4. Describe the process of instruction sequencing. 5. Explain about different addressing modes. I 6. Explain about integer point arithmetic. 7. Explain about components of CPU. 8. Describe the different types of register set. 9. State the functions of CPU. 10. Explain the need of memory hierarchy.

4 PGDCA 04- DATA STRUCTURES 1. Differentiate linear and non-linear data structures 2. Describe string handling functions with suitable example. 3. (a) What is an array? Explain about different types of arrays. (b) Write an Algorithm to average of n array elements. 4. What is a Stack? Write an algorithm to convert infix to postfix expression I 5. Write operations for array implementation of a queue. 6. What is a linear linked list? How do you perform insertion and deletion operation such a List? 7. Explain about different types of trees with example. 8. What is recursion? Explain about tower of Hanoi problem by using recursion. 9. By using quick sorting algorithm sort the elements Write and explain an algorithm to search a list of numbers using sequential Search method.

5 PGDCA 05- OPERATING SYSTEMS 1. Define OS. Explain the functions of operating systems. 2. Explain about time sharing, batch processing and real time systems. 3. What is scheduling? Explain about different types of schedulers. 4. Write in detail about the process states with neat illustration. 5. Explain process synchronization and mutual exclusion algorithms. I 6. Explain about different page replacement algorithms. 7. Distinguish static memory management and dynamic memory management. 8. Explain about I/O buffering. 9. Explain the following disc space allocation methods. (a) Continuous allocation (b) Linked allocation (c) Indexed allocation 10. Discuss major security problems in an OS.

6 PGDCA 06- DATA BASE MANAGEMENT SYSTEMS 1. Why would choose a database system instead of simply storing data in Operating system files? When would it make sense not to use a database system? 2. Explain architecture of Database management systems. 3. Discuss in detail the advantages and disadvantages of using a database system. 4. Define data model. Explain the different types of data models with relevant examples. 5. Discuss various issues in database design. I 6. (a) What is a relational database query? Explain with an example. (b) Explain about different DDl, DML commands with example. 7. Discuss the various pitfalls in a relational database design using a sample database. 8. Explain the features Network Database management systems. 9. Discuss briefly about hierarchical database management systems. 10. Explain the four important properties of transaction that a DBMS must ensure to maintain Database.

7 PGDCA 07- ACCOUNTS AND FINANCE 1. Discuss about various Accounting concepts. 2. What are various subsidiary books? Explain their utility in book keeping. 3. What is bank reconciliation statement? Explain its advantages. 4. What is Trail balance? Is it a full proof of Accounting accuracy? 5. What are the different types of costs? Discuss their usefulness in decision making. I 6. What is financial analysis? Explain about the tools of financial Analysis. 7. What are the determinants of working capital? 8. From the following Trail balance prepare final accounts as on 31 st Dec Trail balance Debit Balance Credit Balance Rs. Rs. Cash 2,500 Capital 1,05,000 Stock ( ) 15,000 Creditors 11,000 Bills receivable 6,000 Bills payable 7,000 Purchases 56,800 Bank overdraft 2,500 Furniture 8,000 Reserve for bad debts 1,000 Wages 6,800 Sales 90,500 Salaries 26,800 Discount received 2,000 Rent 3,500 Discount given 2,000 Debtors 26,000 Drawings 10,000 Machinery 45,000 Telephone charges 3,600 Carriage inwards 7,000 2,19,000 2,19,000

8 Other informations: (a) Closing stock ( ) Rs. 20,000. (b) Provide 10 % depreciation on furniture and machinery. (c) Rent outstanding 1,000. (d) Salaries payable 6, Record the following transactions in cash bank. October 1 Balance of cash Rs. 2, Bank overdraft Rs. 8,000 2 Sold goods for cash Rs. 8,300 3 Paid Rs into Banks 4 A Debtor owing 4,000 paid Rs. 3,820 in full settlement. 5 Brought goods by cheques for Rs Paid wages in cash Rs Paid into Banks Rs. 5,000 8 Paid Gowri a creditor Rs. 600 and received a discount of Rs. 20. Oct 10 Received from a debtor Rs. 3,000 by cheque 10. From the following particulars prepare a funds flow statement. Balance sheet as on 31- Dec-2009 and 31 Dec 2010 Liabilities Assets Rs. Rs. Rs. Rs. Current liabilities 30,000 32,000 Cash and Bank Bills payable 20,000 20,200 Bills receivable 40,000 44,400 10,000 20,700 Capital 35,000 43,500 Inventories 15,000 15,000 Retained earnings 15,000 19,500 Land 4,000 4,000 Business premises Plant &equipment Accumulatedd epreication Patents & Trade marks 20,000 16,000 15,000 17,000 (5,000) (2,800) (a) 1,00,000 1,15,200 1,00,000 1,15,200 A buildings that cost Rs and which had a book value of Rs was sold for Rs. 1,400. (b) The depreciation charge for the period was 800. (c) (d) These was a Rs. 5,000 issue of capital. Cash dividends of Rs. 2,000 and a stock dividend of Rs. 3,500 were declared.

9 PGDCA 08- COMPUTER GRAPHICS 1. Explain DDA and Brasenham s line algorithms. 2. Explain about 20 translation, rotation and reflection transformation. 3. What is clipping? Explain about different types of clipping techniques. 4. What are the various operations to be performed on the segments? Discuss various data structures that can be used for storing segments in the display file. 5. Explain about various input and output graphics devices. I 6. Explain about different applications of computer graphics. 7. Explain about event handling techniques. 8. Explain about solid area scan conversion. 9. Explain raster scan graphics systems. 10. Explain about 3D transformation techniques.