Electrical engineering-Audio Video Engineering MCQs set /6 Sample Test,Sample questions

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Question: 
 Which tubes are used for perfect color and sharp images in digitally controlled cameras?

1.Photon

2.Electron

3.Vacuum

4.Pick-up

Question: 
 Which visual process does the 3D TV technology use?

1.Stereopsis

2.Anaglyphic

3.Polarization

4.ABDY

Question: 
By how much time is the red information delayed by additional circuits in signal paths as compared to green and blue information in the ABDY 3D display technique?

1.50 ns

2.600 ns

3.500 ns

4.725 ns

Question: 
How are the encrypted signals decrypted by the satellite receiver in digital satellite television?

1.Proximity card

2.ATM card

3.Smart card

4.Magnetic stripe card

Question: 
How many levels are there of sampling for audio signal quantization?

1.32 to 164

2.64 to 255

3.32 to 64

4.64 to 128

Question: 
In which 3D display technique is the blue beam cut-off and is not produced?

1.Anaglyphic

2.Polarization

3.ABDY

4.Active matrix

Question: 
In which country was the first CCTV system introduced?

1.India

2.China

3.Germany

4.USA

Question: 
In which country was the first VOD service launched?

1.Hong Kong

2.India

3.England

4. United States

Question: 
In which of the following system the user can select a program of his/her choice and watch and listen to video and audio?

1.VOD (Video on Demand)

2.DTT (Digital Terrestrial Television)

3.Digital TV

4.Direct to home satellite television

Question: 
In which of the following system we see a different image of the same object with each eye?

1.Motion parallax

2.Binocular parallax

3.Monocular parallax

4.Polarized parallax

Question: 
In which step of the signal quantization we do what is left for a signal to be called as amplitude discretization?

1.Sampling

2.Quantizing

3.Binary encoding

4.Digital hardware

Question: 
What are the components of one color image defined in YUV color coordinate?

1.Y, Nr, Bs

2.Y, Xe, Br

3.Y, Cb, Cr

4. Y, Br, Bs

Question: 
What does Y in the YUV model stands for?

1.Luma

2.Puma

3.Yuma

4. Huma

Question: 
What is the complex camera control unit called in television graphics?

1.Electrical substation

2.Power station

3. Base station

4.Distributed substation

Question: 
What is the cross over frequency at which higher video frequencies are emphasized prior to modulation at the transmitter and de-emphasized at the receiver in NHK broadcast?

1.5.2 MHz for Y, 1.6 MHz for C

2.6.2 MHz for Y, 3.6 MHz for C

3. 9.5 MHz for Y, 6.6 MHz for C

4.7.5 MHz for Y, 0.3 MHz for C

Question: 
What is the full form of ADC?

1.Active-to-digital conversion

2.Analog-to-discrete conversion

3.Analog-to-digital conversion

4.Active-to-digitization conversion

Question: 
What is the full form of CATV?

1.Community Antenna Television

2.Closed Antenna Telephone

3.Circuit Antenna Television

4. Circuit Access Telephone

Question: 
What is the full form of CCTV?

1.Closed Circuit Television

2.Circuit Capacitor Television

3.Community Circuit Television

4.Closed Capacitor Telephone

Question: 
What is the full form of DTH?

1.Direct to Home Television

2.Direct to House Transmission

3.Digital to Home Television

4.Direct to House Telephone

Question: 
What is the full form of DTT?

1.Direct Television Transmission

2.Direct Television Transform

3.Digital Terrestrial Television

4.Digital Telephone Transmission

Question: 
What is the full form of LCoS?

1.Liquid Crystal on System

2.Liquid Capacitor on Silicon

3.Liquid Crystal on Silicon

4. Length Crystal on Silicon

Question: 
What is the full form of SMPTE?

1.Specially Evolved Motion Picture and Television Engineering

2.Scientifically Evolved Motion Picture and Television Engineering

3.Specially Evolved Motion Photos and Telephone Engineering

4.Scientifically Examined Moving Picture and Television Engineering

Question: 
What is the most basic element of TV graphics besides lettering?

1.Character manipulator

2.Character generator

3.Digital art

4.CCU

Question: 
What is the notation for RGB triplet (255, 0, 0) or sometimes #FF, 00, 00 (hexadecimal) in RGB video signals?

1.Digital 16-bit per channel

2.Digital 32-bit per channel

3.Digital 8-bit per channel

4.Digital 64-bit per channel

Question: 
What is the range of component values often stored as integer numbers and represented as either decimal or hexadecimal numbers in RGB video signal?

1.0 to 255

2.10 to 500

3.1 to 255

4.255 to 550

Question: 
What is the resolution of 3D TV?

1.1024 × 768

2.1080 × 1024

3.720 × 420

4.1024 × 360

Question: 
What is the total bandwidth required in 3D TV transmission?

1.20 to 30 MHz

2.16 to 18 MHz

3.2 to 4 MHz

4.12 to 14 MHz

Question: 
What separates the signal into two signals called chrominance and luminance in digital TV receiver?

1.Video processor

2.Video codec

3.Audio codec

4.Audio processor

Question: 
What should not be too low for the audio signal to be reconstructed to the original one in a digital recording system?

1.Amplitude

2.Phase

3.Frequency

4.Sample rate

Question: 
Which 3D display technique requires electrical and mechanical adjustments?

1.Active matrix

2.ABDY

3. Polarization

4.Anaglyphic

Question: 
Which broadcast centre broadcast televised programs through satellite to different subscribers in the country in direct to home television?

1.Audio encoder

2. Digital TV

3.DBS

4.DTT

Question: 
Which country started its own project of HDTV in the year 1986 named ‘EUREKA’?

1.India

2.Japan

3.Europe

4.China

Question: 
Which effect arises due to the difference in length of sound path lines and hence causes time delay with respect to each other?

1.Stereophonic

2.Inductive

3.Mesomeric

4.Electromeric

Question: 
Which equipment is used to store and display a camera shot, slide or graphics made up from two or more video sources in television graphics?

1.Still frame storage unit

2.Fossil fuel storage unit

3.Outdoor storage unit

4.Mobile storage unit

Question: 
Which is the control center in a cable television system where various signals are brought together and monitored before being introduced in to the cable network?

1.RF amplifier

2.Frontend

3.Distribution hub

4.Headend

Question: 
Which multiplex system is used for the broadcasting of stereo sound?

1.FM-PM

2.AM-AM

3.AM-FM

4. FM-FM

Question: 
Which of the following can be put into one of two stable states with a pulse applied to a specified input?

1.DTV

2. CATV

3.Flip-flops

4.CCTV

Question: 
Which of the following circuits are collections of devices that perform logical operations on two logical gates?

1.Digital

2.Analog

3.Open

4.Close

Question: 
Which of the following is controlled by the microcontroller with specific pulses for each channel in digital broadcast set-top-box?

1.Data packets

2.Video encoder

3. Tuner

4.Transport IC

Question: 
Which of the following is described as how pure the color is, which depends on the spread or bandwidth of the light spectrum?

1.Hue

2.Saturation

3.Luminance

4. Chrominance

Question: 
Which of the following is the HDTV bandwidth compression scheme developed by NHK?

1.MAC

2.MUSE

3.CCU

4.STN

Question: 
Which of the following is the heart of data processing circuitry in digital broadcast set-top-box?

1.Tuner

2.Transport IC

3.Audio encoder

4.Video encoder

Question: 
Which of the following is the main block of digital TV receiver?

1.MCU (Microcontroller unit)

2.MPRT(Motion picture response time)

3.CCU (central control unit)

4.MTR (Mean time to repair)

Question: 
Which of the following is the main part of DTH network?

1.Resolution indicator

2.Transport IC

3. Remote sensor

4.Broadcast Centre

Question: 
Which of the following receives the signal from parallel to serial convertor and splits it in to two channels of audio the left and the right in digital TV receiver?

1.Audio codec

2.Audio processor

3. Video processor

4.Video codec

Question: 
Which of the following receives the standard TV signal and synchronizes the vertical and horizontal sweep generators using the color subcarrier in digital TV receiver?

1.Audio processor

2.Video processor

3.Deflection processing unit

4. Audio codec

Question: 
Which of the following technique is used to reduce the average data rate to about 3 to 6 Mbps in digital satellite television?

1.Data compression

2.Encryption

3.Packetizing

4.Transmission

Question: 
Which of the following television uses a lens after the picture tube to enlarge the picture?

1.3D

2.Projection

3. HD

4.Ultra HD

Question: 
Which type of glass does a 3D TV use?

1.LED shutter viewing

2.SAMOLED shutter viewing

3.OLED shutter viewing

4.LCD shutter viewing

Question: 
Who is the worldwide leader in HDTV for many years?

1.NHK

2.FFK

3.FCI

4.SDK

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