Computer Organization and Architecture1. Convert the following decimal numbers to binary: a. 1231 b. 673 c. 1998 Answer: a. 10011001111 b. 1010100001 c. 11111001110 2. Give and explain one stage of logic circuit. Answer: 3. Explain Von Neumann Architecture. Answer: 4. Compare the register organizations of 8085, Z8000 and MC68000. Answer: 5. Give the advantages and disadvantages of physical and functional buses. Answer: 6. Explain different types of binary codes. Answer: 7. Give and explain the block diagram of the bus system with four registers. Answer: 8. Explain the System Bus structure. Answer: 9. Explain the register organization of 8086. Answer: 10. Explain the single bus structure. Answer: For answers, refer to Course Material ============================================================= Discrete Mathematics 1. a) If U = {a,b,c,d,e}, A = {a,c,d}, B = {d, e}, C = {b, c, e}. Evaluate the following (i) b) Prove that in
the set of natural numbers, the relation defined by “x = y” is an equivalence
relation Answer: 2. b) How many positive integers less than one million can be formed using 0’s, 8’s and 9’s only? Answer: 3. Find an
expression for the Fibonacci numbers using the characteristic equation. Answer: 4. a) If S = {a, b, c, d} and R = {(a,a), (b,b), (c,d), (a,b), (d,a)}. Write the relation matrix of R. Answer: 5. Suppose that L is a lattice. Show that
Answer: Operating Systems1. Explain multi-programmed Batched Operating System. Answer: 2. Discuss different types of schedulers. Answer: 3. Discuss First Come First Served scheduling algorithm. Answer: 4. What are semaphores? Explain. Answer: 5. Write a note on Resource Allocation Graph. Answer: 6. What are the reasons for building distributed system? Answer: 7. Explain with a neat diagram all possible states a process visits during the course of its execution. Answer: 8. Why are Round-Robin Scheduling algorithm designed for time-sharing systems? Explain. Answer: 9. Define the following terms. a. Mutual Exclusion b. Busy Waiting c. Critical Section Answer: 10. Explain how Banker’s algorithm is used to check safe state of a system. Answer: For answers, refer to Course Material ============================================================ Technical Communication 1. Write a technical description of how a hair drier works. Answer: here or google it 2. Select appropriate word from the brackets to make the sentence meaningful i) The office manager occasionally carries out a physical verification of _____ ( ii) If you are not alert, you will _____ (lose iii) _____ (Besides iv) Soon after his arrival, he went to the Manager to pay his _____ ( v) A man of sound _______ ( 3. Given below are two advertisements- The Tata Nano advertisement is for an economy car and the ford mustang, a sports luxury car. Contrast the audiences for the two advertisements according to the age, sex, economic means, hobbies, interests and leisure activities. (In contrasting the two audiences, consider the explicit information in the ads – the writing style – as well as the implicit information – hidden persuaders, such as background scenery, colour, lighting, angles and the situation portrayed people/things. The purpose is to contrast the two audiences, not merely describe the content of the advertisement or its design.) Introducing the first 50 MPG car available to anyone for under $ 1,000. The all new Tata Nano. Designed for everyone the revolutionary compact car offers sleek, imaginative, styling at a very low cost and even lower emissions. Making Tata Nano the first car to be good to the environment and even better on your wallet. Answer: A very brief contrast:
4. Use suitable prepositions to fill in the blanks: As a professional, you will read and write instructions and manuals _on_ the job. A librarian might write sets _of_ instructions _for_ patrons on how to access the library’s resources and collections. A manager in Human Relations might write instructions _to_ help employees understand how to request permission to travel on company business and how to request reimbursement _after_ they return. ============================================================= Computer Networks 1. Write about ISO OSI model. Answer: 2. Describe the architecture and usage of ISDN. Answer: 3. Discuss various LAN protocols. Answer: 4. Explain the concept of framing in Data Link Layer and its importance in data communication. Answer: 5. Discuss the IEEE 802.11 Standard. Answer: 6. Write about TCP/IP Protocol suite. Answer: 7. Discuss various transmission and switching techniques. Answer: 8. Discuss IEEE 802 standards for LANs. Answer: 9. Discuss the concept of Error Detection and Correction techniques. Answer: 10. Write about the Point to Point Protocol. Answer: For answers, refer to Course Material |