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ADVANCED MEDIA TECH > ALL QUESTIONS > Flashcards

ALL QUESTIONS Flashcards

1
Q

Which of the following is an invalid display format?

A

16:9 PILLAR BOX

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2
Q

How many rows of pixels are there in an SD picture?

A

576

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3
Q

How many columns of pixels are there in an SD picture?

A

720

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4
Q

T/F - Digital video cameras can reproduce all colours

A

FALSE

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5
Q

The word widescreen refers to video formats with:

A

16:9 ASPECT RATIO

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6
Q

Match the characteristics of the following scanning methods (Progressive):

A

PROGRESSIVE: EACH IMAGE IS CAPTURED IN ONE 25TH OF A SECOND

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7
Q

Match the characteristics of the following scanning methods (Interlaced):

A

INTERLACED: EACH IMAGE IS CAPTURED IN ONE 50TH OF A SECOND

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8
Q

Major UK TV broadcasters transmit how many frames per second?

A

25

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9
Q

How many columns of pixels are there in an HD picture?

A

1920

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10
Q

How many rows of pixels are there in an HD picture?

A

1080

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11
Q

What is the primary reason for it being difficult to work with interlaced material?

A

COMPUTERS DON’T HANDLE INTERLACED IMAGES WELL

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12
Q

Which definition best defines the term ‘anamorphic’

A

A TECHNIQUE FOR STORING AND DISTRIBUTING A WIDESCREEN IMAGE IN A NON-WIDESCREEN SYSTEM

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13
Q

T/F - Netflix’s technical delivery requirements, for HD content, state that material has to be supplied using one of the following frame rates: 24 fps, 25fps, 30fps or 60fps

A

FALSE - HD CONTENT CAN BE SUPPLIED TO NETFLIX USING ANY OF THESE FRAME-RATES: 23.976FPS, 24FPS, 25FPS, 29.97FPS, 30FPS, 59.94FPS OR 60FPS

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14
Q

Which programme was devised as a way of promoting the sales of colour televisions?

A

POT BLACK

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15
Q

What were pre-1956 television programmes recorded on?

A

FILM

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16
Q

On UK broadcast TV, how many fields per second are transmitted

A

50

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17
Q

Videotape recording was primarily invented to:

A

ENABLE PROGRAMMES TO BE TRANSMITTED IN DIFFERENT TIMEZONES IN THE USA

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18
Q

Who invented television?

A

ALL OF THE ABOVE (Baird, Marconi, Nipkow)

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19
Q

Primarily what was Teletext?

A

A TEXT BASED INFORMATION SERVICE VIA TV

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20
Q

Some film editors used to edit film using a Steenbeck. What type of editing device is it?

A

FLAT-BED

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21
Q

To “ASTON” something is…

A

ADD A GRAPHIC OR CAPTION TO AN IMAGE

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22
Q

T/F - High definition TV is a recent (post 2000) technology

A

FALSE

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23
Q

Which of the following most accurately describes early electronic cameras as having

A

LOTS OF LENSES

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24
Q

The first electronic cameras had tubes which were?

A

HEAVY AND SLOW TO WARM UP

ALSO SENSITIVE TO LOUD SOUND “microphony”

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25
Q

Rec.709 is the ITU’s recommendation for what?

A

HD VIDEO

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26
Q

Complete the following formulae
Y =
U =
V =

A 
Y = R+G+B

U = B-Y

V = R-Y
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27
Q

T/F - An HD-SDI signal can easily be used after being sent down a 2,400m cable

A

FALSE

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28
Q

Select the correct value for the following digital levels as set out in Rec.709 (WHITE/BLACK):

A

WHITE LEVEL: 940


BLACK LEVEL: 64

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29
Q

When converting an analogue signal to a digital value, the minimum sample rate, as suggested by Nyquist, is what?

A

2.2X HIGHEST FREQUENCY

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30
Q

What is the result of adding red and green light together?

A

YELLOW LIGHT

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31
Q

The first TV communications satellite was called?

A

TELSTAR

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32
Q

What does HD-SDI stand for?

A

HIGH DEFINITION - SERIAL DIGITAL INTERFACE

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33
Q

You have been asked to create a HD project, on an unfamiliar editing application for a programme to be delivered to a major UK TV Channel. Although you are unfamiliar with the application is asks for various parameters to be set, which you should be familiar with. What settings would you select for the following?

  • FRAME RATE
  • FRAME SIZE
  • PIXEL ASPECT RATIO
  • FIELDS
  • AUDIO SAMPLE RATE
A 
FRAME RATE: 25 FRAMES/SECOND

FRAME SIZE: 1920X1080

PIXEL ASPECT RATIO: SQUARE PIXELS (1.0)

FIELDS: UPPER FIELD FIRST

AUDIO SAMPLE RATE: 48KHZ
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34
Q

When given all of the following options, which signal should you use to connect two devices together that offers the best quality?

A

SDI

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35
Q

T/F - n Rec.709 encoded signal the green information is not transmitted on its own.

A

TRUE

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36
Q

Which of the following is most closely associated with the expression: 4:2:2?

A

YUV

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37
Q

The analogue alternative to PAL as used in north America is called what?

A

NTSC

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38
Q

What are colour bars used for?

A

TESTING EQUIPMENT


TESTING CIRCUITS

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39
Q

What values are displayed on a vectorscope?

A

UV

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40
Q

The Luminance signal is also known as?

A

Y

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41
Q

When calibrating a picture monitor which of the following buttons would assist you the most?

A

BLUE ONLY

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42
Q

Which of the following should be avoided in a grading suite or an on-line edit suit?

A

COLOURFUL POSTERS ADVERTISING SCI-FI FILMS

COLOURFUL WALLS

COLOUR CHANGING LED LIGHTING

WINDOWS

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43
Q

How can a diagnosis of colour blindness effect the roles you can take in the film and television industries?

A

IT WOULD NOT BE SENSIBLE, OR EVEN POSSIBLE, TO TAKE ON A ROLE THAT INVOLVES THE CRITICAL ANALYSIS OF COLOUR CONTENT IN PICTURES

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44
Q

Link the grades of picture monitor to their uses:


A

GRADE 1 OR REFERENCE - EXCELLENT FOR ASSESSING PICTURE QUALITY, ESPECIALLY COLOUR CONTENT


GRADE 2 - ACCEPTABLE FOR ASSESSING PICTURE QUALITY BUT NOT IDEAL FOR USE IN A GRADING SUITE


NON GRADED - GOOD ENOUGH TO GIVE THE USER CONFIDENCE THE PICTURES EXIST

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45
Q

Which of the following are not assessed using a picture monitor?

A

SWEARING

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46
Q

Rec.601 is the ITU’s recommendation for what?

A

SD VIDEO

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47
Q

Which of the following are credible reasons, for a member of technical staff, to monitor video?

A

TO CHECK SIGNALS ARE WITHIN THE TECHNICAL SPECIFICATIONS

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48
Q

A waveform monitor is best described as a device used to measure…

A

THE LUMINANCE LEVEL

49
Q

A vectorscope is best described as a device used to measure…

A

THE AMOUNT OF COLOUR IN A PICTURE

50
Q

Match the characteristics of the image sensors (CCD):

A

STROBING

51
Q

Match the characteristics of the image sensors (CMOS):

A

JELLY EFFECT

52
Q

When is the tally light on a camera red?

A

WHEN THE CAMERA IS “ON-AIR” OR RECORDING

53
Q

What is the arrow pointing at (GRAPH)?

A

MAXIMUM WHITE LEVEL

54
Q

Within the context of broadcast television, what do the letters CCU stand for?

A

CAMERA CONTROL UNIT

55
Q

Why do cameras in a multi-camera environment, need to be “lined-up”?

A

TO ADHERE TO BROADCAST STANDARDS

SO THE CAMERA OUTPUTS MATCH EACH OTHER

56
Q

T/F - Gregory’s hole is when pictures disappear due to a broken camera cable.

A

FALSE

57
Q

The sensor/s inside a digital video camera will capture specific colours, which colours?

A

RED
GREEN
BLUE

58
Q

What does the acronym PsF stand for?

A

PROGRESSIVE SEGMENTED FRAME

59
Q

Which chart is used to line-up cameras at the start of a multi-camera studio session (A,B,C,D)?

A

C - BLACK AND WHITE

60
Q

T/F - The white area of a TV studio camera line-up chart is as white as a piece of pure white paper.

A

FALSE

61
Q

When considering Y’UV values, which of the following statements is correct (black and white)?

A

NEITHER WHITE NOR BLACK ARE COLOURS

62
Q

T/F - An LED light, that appears white to the human eye, is good enough quality to use as a source of white light on a high-end commercial shoot

A

FALSE

63
Q

AES/EBU (AES3) is a standard for what?

A

DIGITAL AUDIO

64
Q

Match the following TLCI grades to the quality of light (Source R.137)

A

100 - PERFECT

80 - EASY TO GET MOST COLOURS RIGHT

50 - HARD TO GET MUCH RIGHT

0 - TOO HARD, NOT WORTH TRYING

65
Q

In the context of television lighting, what does TLCI stand for?

A

TELEVISION LIGHTING CONSISTENCY INDEX

66
Q

Which of the following statements are true:

  • Tri-coloured led lighting does not generate full spectrum light
  • LED lighting is popular because it runs at a cooler operating temperature than tungsten
  • LED lighting is only good for news programmes
A

TRI-COLOURED LED LIGHTING DOES NOT GENERATE FULL SPECTRUM LIGHT

LED LIGHTING IS POPULAR BECAUSE IT RUNS AT A COOLER OPERATING TEMPERATURE THAN TUNGSTEN

67
Q

Within the context of a television studio, what does the acronym OCP stand for?

A

OPERATIONAL CONTROL PANEL

68
Q

Occasionally, viewers complain about…

A

ADVERTS SOUNDING LOUDER THAN PROGRAMMES

69
Q

Which meter do you need to use when mixing audio for broadcast?

A

LOUDNESS

70
Q

What does an increase of 6dB represent?

A

THE AUDIO IS TWICE THE LEVEL

71
Q

Radio microphones, as used by broadcasters, are…

A

CONVENIENT

72
Q

The recommended level for audio line-up tone for the major UK TV broadcasters is?

A

-18dBFS

73
Q

Phantom power is provided by:

A

FEEDING 48V UP A BALANCED CABLE

74
Q

Generally, audio recorded too high will be:

A

DISTORTED

75
Q

When talking about audio signals levels…

A

MIC LEVEL WILL BE LOWER THAN LINE LEVEL

76
Q

When using R.128, the required average level of a programme should be?

A

-23LUFS

77
Q

Balanced cables prevent:

A

INTERFERENCE FROM BEING RECORDED

78
Q

Thinking about RAID. Typically how many drives can fail before data is lost?

A

RAID 0 - 0
RAID 5 - 1
RAID 6 - 2

79
Q

Which country uses drop-frame timecode?

A

USA

80
Q

Can you use the monitoring meters inside Avid Media and Adobe Premiere Pro to measure signal levels?

A

YES BUT JUST USE THEM AS A GUIDE

81
Q

VHS videotape was:

A

NOT A BROADCAST QUALITY FORMAT

82
Q

What timecode does a TV programme start at?

A

10:00:00:00

83
Q

Which of the following can be visible on analogue videotape?

A

SCRATCHES

HEAD-SWITCHING

QUALITY LOSS OVER MULTIPLE GENERATIONS

DROPOUT

84
Q

How many video tracks does a video tape have?

A

1

85
Q

Which of the following are not videotape formats?

  • D4
  • D1
  • D2
  • D3
  • D5
  • BETCAM-SR
  • BETACAM-SP
A

D4

BETACAM-SR

86
Q

Typically what size storage does a DVD offer?

A

4.7GB

87
Q

What are the following (H.264 and Quicktime)?

A 
H.264 = ESSENCE
QUICKTIME = WRAPPER
88
Q

Transcoding is converting…

A

A FILE FROM ONE CODEC TO ANOTHER

89
Q

Temporal redundancy is…

A

GETTING RID OF REPEATED DATA IN A SERIES OF FRAMES

90
Q

Which codec is not based on MPEG4?

A

DV-CAM

91
Q

What is the approximate data rate for an HD SDI stream?

A

1.2GBPS

92
Q

What will a long GOP contain?

A

I-FRAMES, P-FRAMES AND B-FRAMES

93
Q

Which is the odd one out:

H.264
MXF
AVC-intra
DNxHD

A

MXF

94
Q

Memory cards are…

A

EASY TO LOOSE

CHEAP TO REPLACE

EXPENSIVE TO FILL

95
Q

What information is the most valuable to the ingest operator when setting up a project?

A

THE TECHNICAL SPECIFICATIONS OF THE PROGRAMME

96
Q

When multiple editors are working on a programme which of the following are credible options?

Make one project per editor


Put shared media in a shared project and unique material in individual projects


Ingest the media to separate projects

A

(ALL OF THE ABOVE)

MAKE ONE PROJECT PER EDITOR

PUT SHARED MEDIA IN A SHARED PROJECT AND UNIQUE MATERIAL IN INDIVIDUAL PROJECTS


INGEST THE MEDIA TO SEPARATE PROJECTS

97
Q

T/F it is wise to change the file name on the camera card to something more sensible before the ingest process starts?

For example: 00001.mts to Day 4 - Cam 1 - Card 1

A

FALSE

98
Q

Which of the following questions does not need to be asked at the beginning of a project by the ingest operator?

A

WHAT IS THE DELIVERY DATE

99
Q

After a long day’s shooting it is recommended that you…

A

MAKE A BACK UP OF THE CAMERA CARDS BY COPYING THEM TO A SAFE PLACE

100
Q

During a shoot you can easily log the shots being filmed if…

A

THE CAMERA RECORDS TOD T/C

101
Q

Which of the following statements is not true?

  • Processes need to be efficient
  • Film and TV content is cheap to make
  • Film and TV content is expensive to make
  • Editing is expensive
A

FILM AND TV CONTENT IS CHEAP TO MAKE

102
Q

Before handing a project to an editor the ingest operator or assistant editor should…

A

ASK THE EDITOR HOW THEY’D LIKE THE FILES NAMED

103
Q

What’s the least you should write on a memory card?

A

A UNIQUE CARD NUMBER

104
Q

Which of the following could trigger PSE?


- Bright red pictures

  • Dark green pictures
  • Fast cuts
  • More than three flashes per second
  • Patterns - more than 5 light/dark stripes
A

FAST CUTS

PATTERNS - MORE THAN 5 LIGHT/DARK STRIPES

MORE THAN 3 FLASHES PER SECOND

105
Q

When performing a quality check which of the following is the trained operator not interested in?

A

DIFFICULT TO UNDERSTAND REGIONAL ACCENTS

106
Q

Why would this image fail a quality check?

Only Fools & Horses

A

THE IMAGE IS 4:3 BUT IS BEING STRETCHED TO BE DISPLAYED IN A 16:9 FRAME

107
Q

UK broadcasters require HD programmes to be delivered using which codec and data rate?

A

AVC-INTRA 100MBPS

108
Q

What is wrong with this image? (Girl on stage)

A

THE PEAK WHITES ARE BEING INCORRECTLY PROCESSED

109
Q

On a transmission file the timecode of the line-up is most likely to start at:

A

09:59:30:00

110
Q

On a transmission file the timecode, where the programme starts, will be:

A

10:00:00:00

111
Q

Quality checks can be performed by…

A

TRAINED PEOPLE OR COMPUTERS

112
Q

When performing a quality check the technical quality has to be assessed. Which of the following statements is the most accurate?

A

TECHNICAL QUALITY IS USUALLY OBJECTIVE BUT CAN BE SUBJECTIVE

113
Q

With reference to technical delivery standards in the UK, which statement is true?

A

THE MAJOR UK BROADCASTERS WORK TOGETHER TO CREATE A SINGLE TECHNICAL STANDARD

114
Q

Which of the following statements is most correct? (Dynamic range)

A

THE DYNAMIC RANGE OF HDR IS VERY SIMILAR TO THAT OF THE HUMAN EYE

115
Q

What are the correct values for the resolutions of 4K and UHD?

A 
4K = 4096 x 2160
UHD = 3840 x 2160
116
Q

If, when playing back 4K or UHD media in Avid the material fails to playback satisfactorily what steps can you take to improve the playback?

A

MAKE PROXY FILES OF THE SOURCE MATERIAL

REDUCE THE PLAYBACK RESOLUTION

117
Q

Which of the following options lists the frame rates for UHD content on UK TV?

A

25FPS OR 50FPS

118
Q

What is the ITU’s standard for UHD TV?

A

REC.2020

ADVANCED MEDIA TECH (1 decks)

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