Mid-Term 2

Question 1

What are the problems with analog videos?

Answer 1

Could not be copied over and over, could not be edited in a non-liner workflow, analog could not be compressed, often looks worse.

Question 2

What does codec mean?

Answer 2

Compression and decompression.

Question 3

Define digital video?

Answer 3

A coded numerical representation of the image in front of the camera (digital refers to digits).

Question 4

What form do the binary digits in digital videos take the form of on blu-reys?

Answer 4

Bumps and pits.

Question 5

What are the 4 steps of converting analog to digital?

Answer 5

Anti-Aliasing, Sampling, Quantization, Coding.

Question 6

Define anti-aliasing.

Answer 6

When the lens takes the image and reflects it onto a pixel board, the light is then transduced into electricity.

Question 7

True or false, anti-aliasing is still analog?

Answer 7

True.

Question 8

Define sampling.

Answer 8

Breaking up the signal into a component signal.

Question 9

Define quantization.

Answer 9

Changing signals into a binary code.

Question 10

Define coding.

Answer 10

The 1 and 0s get represented as North and South Poles on a hard drive or bumps and pits on a DVD.

Question 11

What does 74 MHz equal?

Answer 11

74 million samples per second.

Question 12

What is the luminance?

Answer 12

The yellow in a component signal.

Question 13

What is the colour difference?

Answer 13

The red-yellow and blue-yellow in a component signal.

Question 14

What is the sampling scheme?

Answer 14

4:2:2

Question 15

How many levels are in 8-bit?

Answer 15

255.

Question 16

Define sampling rate?

Answer 16

How many times you’re “cutting up” the signal, e.g. 74 MHz.

Question 17

Define component signal.

Answer 17

3 additive primarys get transformed into Y, R-Y, B-Y.

Question 18

Define bit depth.

Answer 18

How many bits are assigned to a sample.

Question 19

What does SMPTE stand for?

Answer 19

Society of Motion Picture and Television Engirneers.

Question 20

What does SMPTE do?

Answer 20

Comes up with specific tech info.

Question 21

What does EEC stand for?

Answer 21

Electronic Editing Corporation.

Question 22

What is the EEC known for?

Answer 22

Adapting a time code telemetry system rom NASA that counts 30 frames per. second.

Question 23

True or false, every frame has a unique code with SMPTE time code?

Answer 23

True.

Question 24

What does EDL stand for?

Answer 24

Edit Decision List.

Question 25

What is the significance of having a unique code on each frame?

Answer 25

Gives universibility and portability.

Question 26

How many frames per second on black and white TV?

Answer 26

30.

Question 27

How many frames per second on colour TV?

Answer 27

29.97.

Question 28

Define colour burst?

Answer 28

Decoding signal used in TV.

Question 29

What is Drop Frame Time-Code?

Answer 29

Dropping numbers in the time code (29.97).

Question 30

Which frames are dropped in Drop Frame Time-Code?

Answer 30

00 + 01 (frames) every minute except for the top of every 10 minutes.

Question 31

Define V.I.T.C.

Answer 31

Vertical Interval Time-Code, the time it takes to get back to the top of the frame when scanning the lines.

Question 32

Define B.I.T.C.

Answer 32

Burned In Time-Code, when the time-code appears on the frame.

Question 33

Define record run.

Answer 33

Time-code stops with the camera.

Question 34

Define free run.

Answer 34

Time-code with time of day.

Question 35

What are the two editing aesthetics?

Answer 35

Continuity and dynamic.

Question 36

Define continuity editing.

Answer 36

Most popular, invisible editing.

Question 37

Define dynamic editing.

Answer 37

Calls attention to itself.

Question 38

Define SMPTE Time-Code.

Answer 38

A system of synching with a unique address in the form of hours , minutes and seconds.

Question 39

How can you tell the difference between Non-Drop Frame and Drop Frame Time-Codes?

Answer 39

00:00:00 | 00;00;00

Question 40

Define source record mode.

Answer 40

Primary editing mode (source window right, timeline below).

Question 41

Define timeline.

Answer 41

Series of horizontal tracks, with a vertical hierarchy.

Question 42

Define audio key frame.

Answer 42

Mark a point in time in an audio track (also known as rubber banding).

Question 43

Define ingest.

Answer 43

Brining the footage in an transcoding or consolidating it.

Question 44

Define transcoding.

Answer 44

Changing the media, e.g. changing the compression.

Question 45

Define consolidating.

Answer 45

Moving it to the designated hard drive.

Question 46

Define an overwrite edit.

Answer 46

An edit that replaces the footage.

Question 47

Define a splice in.

Answer 47

An edit that moves footage.

Question 48

Describe the Panasonic AF100.

Answer 48

A Camera with a 4/3 inch sensor. The school has an adaptor that attaches vintage nikon lenses.

Question 49

Define a bin.

Answer 49

Area to collect and organize footage.

Question 50

Define a sequence.

Answer 50

How the clips are arranged in the timeline (the records).

Question 51

In Avid, what does "j" do?

Answer 51

Plays it backwards.

Question 52

In Avid, what does "k" do?

Answer 52

Plays it forwards.

Question 53

In Avid, what does "l" do?

Answer 53

Starts and stops.

Question 54

In Avid, what does "i" do?

Answer 54

Starts in point.

Question 55

In Avid, what does "o" do?

Answer 55

Starts out point.