IGNOU BCA CS-611: COMPUTER FUNDAMENTALS AND PC SOFTWARE - JUNE 2008 QUESTION PAPER
Term-End Examination
June, 2008
CS-611: COMPUTER FUNDAMENTALS AND PC SOFTWARE
Time : 2 Hours
Max. Marks : 60
Note: Question number 1 is compulsory.Attempt any three questions from the rest.
l. (a) Define a Computer. Draw its Von Neumann Architecture, briefly explaining its various components. [5]
(b) Elaborate the term "Breach of Security" and explain at least eight ways that can lead to data loss. [6]
(c) Differentiate between files and folders in Windows. Write steps for creating files and folders and controlling access to them. [5]
(d) What are Business Graphics? Explain the various types of Business Graphics, with examples. [5]
(e) What is a LAN? Explain any four LAN Topologies. [9]
2. (a) What are the advantages of using Optical Memories over the traditional magnetic memories ? Explain any two optical memories. [5]
(b) What is EDI? Explain its benefits over the traditional methods of information flow. Support your answer with a diagram. [5]
3. (a) What is a Dialog Box in Windows? How do we move within a dialog box and what are the options available for supplying information in a dialog box? [4]
(b) What is Cryptography? Explain with the help of a diagram the Encryption and Decryption Process. Explain with an example, transposition and substitution. [6]
4. (a) What are Tables ? How can we include tables in a PowerPoint presentation? Write steps for setting the borders and shading for a table. [5]
(b) Why do we use looping and conditional statements in a program? Explain with an example any three looping and conditional statements W.R.T. 'C' language. [5]
5. Write short notes on the following: [10]
(a) RISC
(b) Viruses
(c) ISDN
(d) Disk Fragmentation
(b) Elaborate the term "Breach of Security" and explain at least eight ways that can lead to data loss. [6]
(c) Differentiate between files and folders in Windows. Write steps for creating files and folders and controlling access to them. [5]
(d) What are Business Graphics? Explain the various types of Business Graphics, with examples. [5]
(e) What is a LAN? Explain any four LAN Topologies. [9]
2. (a) What are the advantages of using Optical Memories over the traditional magnetic memories ? Explain any two optical memories. [5]
(b) What is EDI? Explain its benefits over the traditional methods of information flow. Support your answer with a diagram. [5]
3. (a) What is a Dialog Box in Windows? How do we move within a dialog box and what are the options available for supplying information in a dialog box? [4]
(b) What is Cryptography? Explain with the help of a diagram the Encryption and Decryption Process. Explain with an example, transposition and substitution. [6]
4. (a) What are Tables ? How can we include tables in a PowerPoint presentation? Write steps for setting the borders and shading for a table. [5]
(b) Why do we use looping and conditional statements in a program? Explain with an example any three looping and conditional statements W.R.T. 'C' language. [5]
5. Write short notes on the following: [10]
(a) RISC
(b) Viruses
(c) ISDN
(d) Disk Fragmentation
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