TLW and ITC qp5

8/4/2019 TLW and ITC qp5

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VSCET /19.9.11 / IT2302 /III IT / T-5

INFORMATION THEORY AND CODING

PART A (5 X 2 ) = 10

1.Define motion estimation and motioncompensation.

2. Define prediction span and GOP(group ofpictures).

3. Give any two applications of H.261 standards ofvideo compression?

4. What is the frame structure used in the

encoding and transmission of H.261 standardsfor video compression?

5. What is the special feature of MPEG 4?

PART B

6. (a)Explain the H.261 standards of videocompression in detail.(16)

Or

7. (a) Explain various MPEG standards for videocompression. (16)


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VSCET /9.9.11 / EC2305 /III ECE (A) / T-5

TRANSMISSION LINES AND WAVEGUIDES

PART A (5 X 2) = 10

1. A rectangular wave guides has thefollowing values l=2.54 cm, b= 1.27 cmwaveguide thickness = .0127. Calculatethe cut off frequency?

2. What is dominant mode in a rectangularwaveguide?

3. Define cut off wavelength for a rectangularwaveguide?

4. Sketch the field distributions for E and Hbetween the parallel planes for the TE11and TM21 modes, for one wavelength inthe z direction.

5. Draw a neat sketch showing thevariation in the value of attenuation withfrequency for TE, TM, and TEM mode forrectangular wave guide?

PART B


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1. (a) Explain and derive the expressions forthe transmission of TM waves betweenRectangular waveguides of finiteconductivity.(16)

Or

2. (a) Explain transmission of TM wavesbetween a uniform cylindrical waveguide.(16)

VSCET /23.9.11 / EC2305 /III ECE (A) / T-6

TRANSMISSION LINES AND WAVEGUIDES

PART A (5 X 2) = 10

1. Define Node and antinodes?

2. What are constant S circles?

3. . Why do standing waves exist on TL?

4. . Explain the use of quarter wave line for impedance

matching?5. . Define standing wave ratio?

PART B

6. (a) . Derive the expression for the input impedance ofthe dissipation less line and the expression for the


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input impedance of a quarter wave line. Also discuss

the application of quarter wave line?.(16)

Or

7. (a) Explain single stub matching on a transmission

line and derive the expression and the length of the

stub used for matching on a line.(16)

VSCET /16.9.11 / IT2302 /III IT / T-6

INFORMATION THEORY AND CODING

PART A (5 X 2 ) = 10

1. Show that C= {0000, 1100, 0011, 1111} is alinear code.

2.Define hamming weight and hamming distance.3.What is singleton bound?4. Explain nearest neighbor decoding?5.What are complete and incomplete decoders?

PART B

6. (a)Consider the following generator matrix overGF(2).


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Generate all possible code words using this

matrix. Find the parity check matrix H. What isthe minimum distance of this code?(16)

Or

7. (a) Find all the cyclic binary codes of blocklength 5Find the minimum distance of eachcode. (16)


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VSCET / 16.09.10 /MG1401/ IV ECE-A / T 8 .

TOTAL QUALITY MANAGEMENT

PART A (5 X 2 = 10 )

1. What is the use of control chart?

2. What is variable data and attribute data?

3. How to determine a process is in statistical

control?

4. What are the three basic components in all

control charts?

5. Name different control charts for attributes?

PART B (1 X 16 = 16)

The following table gives the result of inspection of

50 items per day for 20 days. Construct the fraction


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defective (or) percent defective charts and also construct

np chart.

Day 1 2 3 4 5 6 7 8 9 10

No of Defectives 4 0 2 2 5 2 3 1 2 3

Day 11 12 13 14 15 16 17 18 19 20

No of Defectives 2 0 3 3 2 4 5 1 0 4

VSCET / 16.09.10 /MG1401/ IV ECE-A / T 8 .

TOTAL QUALITY MANAGEMENT

PART A (5 X 2 = 10 )

1. What is the use of control chart?

2. What is variable data and attribute data?

3. How to determine a process is in statistical

control?

4. What are the three basic components in all

control charts?

5. Name different control charts for attributes?

PART B (1 X 16 = 16)


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The following table gives the result of inspection of

50 items per day for 20 days. Construct the fraction

defective (or) percent defective charts and also construct

np chart.Day 1 2 3 4 5 6 7 8 9 10

No of Defectives 4 0 2 2 5 2 3 1 2 3

Day 11 12 13 14 15 16 17 18 19 20

No of Defectives 2 0 3 3 2 4 5 1 0 4

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