II B.Tech II Semester Examinations,APRIL 2011 COMPUTER ORGANISATION Common to Information Technology, Electronics And Computer Engineering, Computer Science And Engineering, Computer Science And Systems Engineering Time: 3 hours Max Marks: 80 Answer any FIVE Questions All Questions carry equal marks ?????
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1. (a) Compare and contrast CD-ROM with magnetic disk memories. (b) Why are multilevel memories used in a computer system ?
[8+8]
2. (a) Distinguish between multiplication of unsigned integers and 2’s complement integers. i. 836.5 ii. 1025.75
or
(b) Express the given numbers in I E E E 32-bit floating-point format.
[6+10]
3. (a) Give the typical horizontal and vertical microinstruction formats.
uW
(b) Describe how micro instruction are arranged on control memory and how they are interpreted. [8+8] 4. (a) Differentiate between programmed I/O and memory mapped I/O. (b) Compare interrupt I/O control with DMA I/O control. Why does DMA have priority over CPU when both requests a memory transfer? [6+10] 5. (a) Describe an asynchronous data transfer using stribe control with the help of timing diagram. (b) Describe any two methods of I/O addressing.
[8+8]
nt
6. (a) Describe different data transfer and arithmetic instructions with examples (b) What is normalization .How normalization is performed in floating point architecture. [8+8]
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7. (a) What do you mean by page fault? (b) Explain how number of page faults can be calculated for the given page trace using FIFO page replacement strategy. (Assume 3 frames are available in the memory). [6+10]
8. (a) What is meant by fetch cycle ? Explain the sequence of events involved in this cycle. Also write the sequence of micro-operations required. (b) What are the basic functional units of a CPU ? Explain. ?????
1
[10+6]
Code No: NR220501
NR
Set No. 4
in
II B.Tech II Semester Examinations,APRIL 2011 COMPUTER ORGANISATION Common to Information Technology, Electronics And Computer Engineering, Computer Science And Engineering, Computer Science And Systems Engineering Time: 3 hours Max Marks: 80 Answer any FIVE Questions All Questions carry equal marks ?????
ld .
1. (a) Describe different data transfer and arithmetic instructions with examples
(b) What is normalization .How normalization is performed in floating point architecture. [8+8]
2. (a) Describe an asynchronous data transfer using stribe control with the help of timing diagram. [8+8]
or
(b) Describe any two methods of I/O addressing.
3. (a) Give the typical horizontal and vertical microinstruction formats. (b) Describe how micro instruction are arranged on control memory and how they are interpreted. [8+8]
uW
4. (a) Compare and contrast CD-ROM with magnetic disk memories. (b) Why are multilevel memories used in a computer system ?
[8+8]
5. (a) Differentiate between programmed I/O and memory mapped I/O. (b) Compare interrupt I/O control with DMA I/O control. Why does DMA have priority over CPU when both requests a memory transfer? [6+10] 6. (a) Distinguish between multiplication of unsigned integers and 2’s complement integers.
nt
(b) Express the given numbers in I E E E 32-bit floating-point format. i. 836.5 ii. 1025.75
[6+10]
Aj
7. (a) What is meant by fetch cycle ? Explain the sequence of events involved in this cycle. Also write the sequence of micro-operations required. (b) What are the basic functional units of a CPU ? Explain.
[10+6]
8. (a) What do you mean by page fault? (b) Explain how number of page faults can be calculated for the given page trace using FIFO page replacement strategy. (Assume 3 frames are available in the memory). [6+10] ?????
2
Code No: NR220501
NR
Set No. 1
in
II B.Tech II Semester Examinations,APRIL 2011 COMPUTER ORGANISATION Common to Information Technology, Electronics And Computer Engineering, Computer Science And Engineering, Computer Science And Systems Engineering Time: 3 hours Max Marks: 80 Answer any FIVE Questions All Questions carry equal marks ?????
ld .
1. (a) What is meant by fetch cycle ? Explain the sequence of events involved in this cycle. Also write the sequence of micro-operations required. (b) What are the basic functional units of a CPU ? Explain.
[10+6]
2. (a) Give the typical horizontal and vertical microinstruction formats.
or
(b) Describe how micro instruction are arranged on control memory and how they are interpreted. [8+8] 3. (a) What do you mean by page fault?
uW
(b) Explain how number of page faults can be calculated for the given page trace using FIFO page replacement strategy. (Assume 3 frames are available in the memory). [6+10] 4. (a) Differentiate between programmed I/O and memory mapped I/O. (b) Compare interrupt I/O control with DMA I/O control. Why does DMA have priority over CPU when both requests a memory transfer? [6+10] 5. (a) Compare and contrast CD-ROM with magnetic disk memories. (b) Why are multilevel memories used in a computer system ?
[8+8]
6. (a) Describe different data transfer and arithmetic instructions with examples
nt
(b) What is normalization .How normalization is performed in floating point architecture. [8+8]
7. (a) Describe an asynchronous data transfer using stribe control with the help of timing diagram.
Aj
(b) Describe any two methods of I/O addressing.
[8+8]
8. (a) Distinguish between multiplication of unsigned integers and 2’s complement integers. (b) Express the given numbers in I E E E 32-bit floating-point format. i. 836.5 ii. 1025.75
[6+10] ?????
3
Code No: NR220501
NR
Set No. 3
in
II B.Tech II Semester Examinations,APRIL 2011 COMPUTER ORGANISATION Common to Information Technology, Electronics And Computer Engineering, Computer Science And Engineering, Computer Science And Systems Engineering Time: 3 hours Max Marks: 80 Answer any FIVE Questions All Questions carry equal marks ?????
ld .
1. (a) Give the typical horizontal and vertical microinstruction formats.
(b) Describe how micro instruction are arranged on control memory and how they are interpreted. [8+8] 2. (a) Compare and contrast CD-ROM with magnetic disk memories. (b) Why are multilevel memories used in a computer system ?
[8+8]
or
3. (a) Differentiate between programmed I/O and memory mapped I/O.
(b) Compare interrupt I/O control with DMA I/O control. Why does DMA have priority over CPU when both requests a memory transfer? [6+10]
uW
4. (a) Distinguish between multiplication of unsigned integers and 2’s complement integers. (b) Express the given numbers in I E E E 32-bit floating-point format. i. 836.5 ii. 1025.75
[6+10]
5. (a) What is meant by fetch cycle ? Explain the sequence of events involved in this cycle. Also write the sequence of micro-operations required. (b) What are the basic functional units of a CPU ? Explain.
[10+6]
nt
6. (a) Describe different data transfer and arithmetic instructions with examples (b) What is normalization .How normalization is performed in floating point architecture. [8+8]
Aj
7. (a) What do you mean by page fault? (b) Explain how number of page faults can be calculated for the given page trace using FIFO page replacement strategy. (Assume 3 frames are available in the memory). [6+10]
8. (a) Describe an asynchronous data transfer using stribe control with the help of timing diagram. (b) Describe any two methods of I/O addressing. ?????
(b) Explain how number of page faults can be calculated for the given page trace · using FIFO page replacement strategy. (Assume 3 frames are available in the.
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(a) What is meant by monitor? How the monitor concept is used in solving mutual · exclusion problem? (b) How the processors are communicating with each ...
2. (a) Find the mean and standard deviation of a normal distribution in which 7% ... (a) Predict y at x=5 by fitting a least squares straight line to the following data:.
Figure 4a. (b) State different properties of Fourier series. [4M]. 5. (a) Find the inverse z transform of X (z) using power series method, given. X (z)=1/[1-az−1],|z| ...
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(b) What are the advantages and disadvantages of having excess inventories?[8+8] · 7. Define the organization's environment. Describe the various factors in an ...