M.C.A-M.C.A 1st Sem FOUNDATIONS OF INFORMATION TECHNOLOGY (University of Pune, Pune-2013)

                                           [4366]-103
                              FYMCA (Engg. Faculty)
               FOUNDATIONS OF INFORMATION TECHNOLOGY
                     (Semester - I) (2008 Pattern) (510903)
                               MAY 2013 EXAMINATIONS

Time: 3 Hours]                                                      [Max. Marks :70]

 

Instructions to the candidates:
1) Answers any three questions from each section.
2) Answers to the two sections should be written in separate books.
3) Neat diagrams must be drawn wherever necessary.
4) Figures to the right side indicate full marks.
5) Assume Suitable data if necessary.

SECTION I

Q1) a) Why were first and second generation computer more difficult and costlier to produce commercially than the computer subsequent generation?  [4]

b) Using binary notation write the ASCII-7 codes for the following words.
i) DRY

ii) DAMP

iii) WET

iv) TERM [4]

c) State and Prove the two basic De Morgan’s theorems?  [4]
OR

Q2) a) Express the Boolean function F=X * Y+X *Z in the product of Maxterms form. [4]

b) Explain the following term with examples.
i) BCD CODE

ii) EBCDIC
[8]

Q3) a) In the Context of Magnetic tape storage, what is an inter-record gap? Why is it needed?
[6]
b) Explain the printing mechanism of Chain/Band Printer. [6]

OR 

 

Q4) a) Explain how an electronic pen is used as an input device. [4] 

b) Explain how cylinder based organization lead to faster access of data in disk pack.
[4]
c) List out the typical uses of optical disk. [4]

 

Q5) a) What is Utility Program? List out some of the task commonly performed by utility programs?
[5]
b) A Programmer eliminates all languages processor errors from his/her program, and then run it to get printed result. The programmer, therefore, conclude that the program is complete. Comment? 

OR

Q6) a) What is object oriented Programming? [5]

b) Write a notes on (any two)

i. Acquiring software

ii. Software development steps

iii Firmware
[6]

 

SECTION II

Q7) a) What is time-sharing? What is time Slice? [4]

b) Explain the graphics feature of modern spreadsheet package. [4]

c) What is the main objective of the memory management module of an operating system.
[4]

OR 

 

Q8) a) Define Multiprogramming. Explain how multiprogrammings ensure effective utilization of main memory and CPU?
[6]

b) Write short notes on

i) User Authentication

ii) Access Control

iii) Cryptography
[6]

Q9) a) What is “text Importing” and “text exporting” Explain how these feature help in creation of document?
[4]

b) What is file management system. [4]

c) What is testing of program? Why should program be tested. [4]

OR

Q10) a) In data processing, storage of data is often conceptualized as a data storage hierarchy. Describe the various levels of this hierarchy.
[4]

b) What is debugger? How does it help a programmer. [4]

c) What is “pixel”? Explain how an image is composed and displayed on a computer.
[4]

Q11) a) What is packet switching? Why is this method used for digital data communication?
[5]

b) What is www browser? What types of navigation facility are typically supported by modern browser to help user save time while internet surfing?
[6]

OR

Q12) a) What is mean by internetworking? Explain the difference among the following terms.

i. Bridge

ii. Router

iii Gateway
[6]

b) What is an electronic mail? Why is it preferred by many to paper mail telephone and fax services?
[5]

Earning:  ₹ 8.10/-