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Audio Video Engineering MCQs set -5

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1 Which type of transducers scientist discovered after the conventional picture tubes?
✅ Correct Answer: 1
2 Which screens are made up of liquid crystal sandwiched between two glass plates?
✅ Correct Answer: 3
3 In which monitor would the image look dimmer or even disappear when viewed from an angle?
✅ Correct Answer: 2
4 What is the range of the usual contrast ratio of LCD TV?
✅ Correct Answer: 1
5 Which monitor can rotate from landscape to portrait mode?
✅ Correct Answer: 1
6 What do LEDs consist of which glow when exposed to electric current?
✅ Correct Answer: 1
7 Which type of TV does not work properly at high altitude?
✅ Correct Answer: 1
8 Which chemical coating is converted into red, green and blue colors when it comes in contact with UV rays in plasma screens?
✅ Correct Answer: 3
9 What is defined as the amount of light intensity as perceived by the eye regardless of the color?
✅ Correct Answer: 1
10 What is termed as the predominant spectral color of the received light?
✅ Correct Answer: 4
11 Which of the following is the Grassman’s law equation?
✅ Correct Answer: 3
12 Which alloy are the electrodes generally used in picture tubes?
✅ Correct Answer: 1
13 Which is the costliest and most important part of television receiver?
✅ Correct Answer: 4
14 What causes the movement of electrons in horizontal and vertical directions when current is applied to the cathode of a picture tube?
✅ Correct Answer: 3
15 Which is the first basic equipment in a TV?
✅ Correct Answer: 1
16 With which material is the signal plate coated in a Vidicon camera tube?
✅ Correct Answer: 1
17 Of which material is the faceplate of a vidicon camera tube made?
✅ Correct Answer: 3
18 How many lines of resolution can be achieved under practical conditions in Vidicon camera tube?
✅ Correct Answer: 4
19 With which material is the Plumbicon camera tube made?
✅ Correct Answer: 1
20 Which type of diode is formed in the plumbicon tube?
✅ Correct Answer: 3
21 After entering into color camera tube the light is splits into how many paths?
✅ Correct Answer: 3
22 Which tube was the only tube to use primary RGB colors?
✅ Correct Answer: 1
23 Which of the following camera uses photo-diodes, MOS capacitors and shift registers?
✅ Correct Answer: 1
24 What is the full form of CVS?
✅ Correct Answer: 1
25 What is the period of one scanning line in composite video signal?
✅ Correct Answer: 4
26 How much cycles do the color burst (CB) in the composite video signal consists of?
✅ Correct Answer: 4
27 What is the range of peak white level in composite video signal?
✅ Correct Answer: 3
28 What is termed as the difference between black level and blanking level?
✅ Correct Answer: 1
29 What will be the voltage if the picture is darker in composite video signal?
✅ Correct Answer: 2
30 What is defined as the width to height ratio of a picture frame?
✅ Correct Answer: 1
31 What is the aspect ratio in the cinemas?
✅ Correct Answer: 3
32 What is termed as the conversion of light from a picture into video signal by scanning process?
✅ Correct Answer: 4
33 What is the effect called in which 70 percent of pixels are reproduced by active scanning lines?
✅ Correct Answer: 1
34 What is the resolution of Indian PAL system?
✅ Correct Answer: 3
35 What is the common name for Ultra high definition television?
✅ Correct Answer: 4
36 What depends on the frequency of frame in television fundamentals?
✅ Correct Answer: 3
37 Which of the following format of video compression was used for efficient coding of video sequence?
✅ Correct Answer: 1
38 In which of the following format of video compression DVD movies are compressed?
✅ Correct Answer: 4
39 Which of the following format of video compression was used to handle HDTV?
✅ Correct Answer: 4
40 Which of the following format of video compression is used to handle lower bandwidth consuming application?
✅ Correct Answer: 4
41 Which of the following frame is self-contained and has no dependency outside the image?
✅ Correct Answer: 1
42 What is the full form of GOP?
✅ Correct Answer: 2
43 Which video compression format does iPhones do not support?
✅ Correct Answer: 4
44 Which of the following is the first member of H.26x family of video coding standards?
✅ Correct Answer: 4
45 Which of the following format of video compression is not optimized for low bit rates?
✅ Correct Answer: 3
46 Which of the following format of video compression standard was first designed to be utilized in PSTN and circuit-switched network video conferencing and video telephony systems?
✅ Correct Answer: 1
47 Which of the following format of video compression is the latest generation standard for video encoding?
✅ Correct Answer: 4
48 Which multimedia standard associates the description with the content itself to allow fast and efficient searching?
✅ Correct Answer: 1
49 Which multimedia standard defines means of sharing digital rights, permissions and restrictions for digital content?
✅ Correct Answer: 2
50 Which color model is used for most computer model and video systems?
✅ Correct Answer: 1
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