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Posted Date: 13 Aug 2008 Posted By: Sid Member Level: Gold
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2007 Jawaharlal Nehru Technological University B.Tech CO : Computer Organisation Question paper
Time: 3 hours Max Marks: 80
Answer any FIVE Questions All Questions carry equal marks
1. Distinguish between error detection and correction codes. What do you understand by odd parity and even parity?. What is odd function and even function?. To calculate odd and even parity values which functions can be used? Calculate Odd and even parity values for all hexadecimal digits 0-9 and A-F. [16]
2. (a) Explain about stack organization used in processors. What do you understand by register stack and memory stack? [10] (b) Explain how X=(A+B)/(A-B) is evaluated in a stack based computer.
3. (a) How do you map micro-operation to a micro instruction address. [6] [8] (b) Hardwired control unit is faster than microprogammed control unit. Justify this statement. [8]
4. (a) What is the use of fast multiplication circuits? Write about array multipliers. [8] (b) Multiply 10111 with 10011 using booths algorithm.
5. (a) Explain how the Bit Cells are organized in a Memory Chip. (b) Explain the organization of a 1K x 1 Memory with a neat sketch.
6. (a) What is Direct Memory Access? Explain the working of DMA. (b) What are the di?erent kinds of DMA transfers? Explain. (c) What are the advantages of using DMA transfers?
7. (a) What is pipeline? Explain. (b) Explain arithmetic pipeline.
8. (a) Explain the working of 8 x 8 Omega Switching network. (b) Explain the functioning of Binary Tree network with 2 x 2 Switches. Show a neat sketch
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