RGPV Basic Computer Engg. - May 2012 Exam Question Paper

RGPV First Year Engineering (Set A) (Semester 2)
Basic Computer Engg.
May 2012

Total marks: --
Total time: --

INSTRUCTIONS
(1) Assume appropriate data and state your reasons
(2) Marks are given to the right of every question
(3) Draw neat diagrams wherever necessary

Answer any one question from Q1 & Q2

1 (a) Define following:
(i) Instruction Register
(ii) Program Counter

7 M

1 (b) Explain how CPU communicates with Input/Output device.

7 M

2 (a) What is function of following:
(i) Address Bus
(ii) Control Unit

7 M

2 (b) Differentiate between Main Memory and Cache memory with a diagram.

7 M

Answer any one question from Q3 & Q4

3 (a) Explain following types of operating functions
(i) Time sharing
(ii) Multiprogramming

7 M

3 (b) Explain various states of a process with diagram.

7 M

4 (a) How us CPU shceduling performed by operating system.

7 M

4 (b) Differentiate Top-down and Bottom-up program design methods.

7 M

Answer any one question from Q5 & Q6

5 (a) Explain how base class member functions can be invoked in a derived class if the derived class also has a member function with the same name.

7 M

5 (b) Write a C++ program to find seconds largest number in a given array of 100 integers.

7 M

6 (a) Write a C++ program to overload > operator to find heavier of two stones according to their weights.

7 M

6 (b) What is constructor? Can a class in C++ have more than one constructor with same name? Justify your answer.

7 M

Answer any one question from Q7 & Q8

7 (a) What is Data Independence? Differentiate between logical and physical data independence.

7 M

7 (b) What is function of following:
(i) DBA
(ii) Data dictionary

7 M

8 (a) Differentiate between following
(i) Domain and attribute
(ii) Data definition language and Data manipulation language.

7 M

8 (b) Describe network data model. What are records and sets in network data model.

7 M

Answer any one question from Q9 & Q10

9 (a) What is function of:
(i) Bridge
(ii) Network Interface Card

8 M

9 (b) Which OSI Layer performs following
(i) Breaking the bit stream into frames
(ii) Determine which route to use
(iii) Provide synchronization

6 M

10 (a) What is function of following devices:
(i) Router
(ii) Modem

8 M

10 (b) Briefly describe the different threats to network security?

6 M

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