Basic Computer Engg. - Dec 2012

First Year Engineering (Set B) (Semester 1)

TOTAL MARKS: 100
TOTAL TIME: 3 HOURS (1) Question 1 is compulsory.
(2) Attempt any four from the remaining questions.
(3) Assume data wherever required.
(4) Figures to the right indicate full marks.

Answer any one question from Q1 & Q2

1 (a) Explain the use of secondary memory. Differentiate between magnetic tape and magnetic disk.(7 marks) 1 (b) Discuss computer application in E-Business.(7 marks) 10 (a) Explain the functions of different layer of OSI model.(7 marks) 10 (b) Write a brief note on network security and E-Commerce.(7 marks) 2 (a) Write a brief note on Remote Sensing and GIS.(7 marks) 2 (b) Compare and contrast computer on the basis of processing speed and storage capacity.(7 marks)

Answer any one question from Q3 & Q4

3 (a) Explain the feature of objects oriented programming.(7 marks) 3 (b) Discuss how file management function is performed by an OS.(7 marks) 4 (a) Discuss the merits and demerits of OOPS.(7 marks) 4 (b) Explain the various types of operating system briefly.(7 marks)

Answer any one question from Q5 & Q6

5 (a) Explain the different types of constructors in C++(7 marks) 5 (b) What is an abstract class? Explain with an example.(7 marks) 6 (a) What is a derived class? Explain with examples the 3 ways in which a class can be inherited?(7 marks) 6 (b) Explain multilevel inheritance and multiple inheritance with example.(7 marks)

Answer any one question from Q7 & Q8

7 (a) Distinguish between primary key and candidate key.(7 marks) 7 (b) Explain the architecture of DBMS.(7 marks) 8 (a) What are the different types of database and users? Discuss the main activities of each.(7 marks) 8 (b) Explain various data models briefly.(7 marks)

Answer any one question from Q9 & Q10

9 (a) Explain the architecture of WWW briefly.(7 marks) 9 (b) Compare OSI and TCP/IP reference models on form of their merits and demerits.(7 marks)