Discuss the concept behind the fixed point number representation. What can be the fixed point representation of a signed number 8? Convert (14.14)10 into binary and octal. (3+3+4)
What is switching? How can you differentiate packet switching from circuit switching? What are the advantages of using optical fibers? (2+4+4)
Why system software is needed in computers? Discuss various types of operating system. (3+7)
Short Questions
Attempt any eight questions: (8 × 5=40)
What is the role of Control Unit in CPU? How analog computer differs from digital? (2+3)
How RISC architecture differs from CISC architecture? (5)
What is the purpose of cache memory? How sequential access differs from direct access? (1+4)
Explain the working mechanism of a keyboard. (5)
Why IP address is used in internet? Mention the significance of domain name in internet. (2.5+2.5)
Define computer network. Suppose you have a two story building having 15 computers in each of two floors. Now if you are asked to create a network of these computers, what type of network will you create? Give proper justification to your answer. (2+3)
What is malicious software? How virus differs from worms? (1+4)
Discuss the characteristics of multimedia. (5)
What is database system? How data can be stored using relational model. (2+3)