END TERM EXAMINATION

Paper Code: BCA-107

Subject: Introduction to Computers & IT

Time: 3 Hours

Maximum Marks: 75

Note: Attempt any five questions including Q.no.1 which is compulsory.

Q1. Write short notes of the following: (Any Five) (5x5=25)
(a) What is the difference between magnetic tape drives and magnetic disk drives?
(b) Draw the block diagram of computer with various components and discuss their functioning in detail.
(c) Describe the various network topologies with examples.
(d) What is an instruction set? Explain the various types of addressing modes.
(e) Discuss the various data transmission modes.
(f) Explain ROM, PROM, EPROM and UV EPROM.

Q2. (a) Discuss the evolution of computers with the technologies used from first to fifth generation. (6.5)
(b) What are the various classification of computers. Explain with examples. (6)

Q3. (a) Define memory. Explain different types of memory used in computers. (6.5)
(b) Differentiate between static and dynamic RAM. (6)

Q4. (a) What are functionalities of operating system? Explain in detail. (6.5)
(b) "An Algorithm is a step by step procedure to solve a problem". Write an algorithm for decimal to binary conversion. (6)

Q5. (a) What is a computer software. Discuss the role of assemblers, compilers, interpreter and linker. (6)
(b) What is the difference between low level languages and high level languages? Explain with examples. (6.5)

Q7. (a) Differentiate between 1's complement and 2's complement in binary system. (6.5)
(b) Write short notes on grey and ASCII codes.

Q8. (a) Discuss the various types of networks with examples? What is the difference between intranet and extranet. (6.5)
(b) Discuss client server architecture in detail. (6)