Question 1

Besides a time base corrector, what electronic equipment stabilizes VTR video?

Accepted Answer

A)  a component system 
B)  a frame store synchronizer 
C)  a composite system 
D)  a VTR 
E)  a VR B

Question 2

What is interframe compression?

Accepted Answer

A)  the system compares each frame with the preceding one and uses only pixels that constitute a change 
B)  each frame stripped of unnecessary pixels 
C)  the system looks for spatial redundancy in each frame 
D)  the identical pixels are eliminated from one frame to the next 
E)  only those pixels are eliminated that are close to the frame of the image A

Question 3

How does the ESS system store its images?

Accepted Answer

A)  as individual analog frames 
B)  as individual analog fields 
C)  as individual digital frames 
D)  as individual digital fields 
E)  as composite fields C

Question 4

What is the main advantage of a flash drive?

Accepted Answer

A)  it records faster than other devices 
B)  it has a higher recording capacity than other media 
C)  it has no moving parts 
D)  it provides for a linear playback 
E)  it stores the information longer than other media

Question 5

What deteriorates the quickest?

Accepted Answer

A)  Multiple generations of video recorded on an analog VTR 
B)  Multiple generations of video recorded on a digital VTR 
C)  MPEG-2 video 
D)  MPEG-4 video 
E)  Video recorded to a hard drive

Question 6

Which statement best describes a composite video system?

Accepted Answer

A)  it transports and records the Y and C signals separately 
B)  it transports and records the RGB signals separately 
C)  it transports and records the Y and C signals together 
D)  it transports the Y and C signals separately but records them as a combined signal 
E)  it transports the Y/color difference signals separately but records them together

Question 7

What includes color bars and a test tone?

Accepted Answer

A)  a codec 
B)  a control track 
C)  a slate 
D)  a shot list 
E)  a video leader

Question 8

Which compression systems does MPEG-2 use?

Accepted Answer

A)  intraframe, lossy 
B)  interframe, lossy 
C)  interframe, lossless 
D)  intraframe, lossless 
E)  intraframe streaming

Question 9

What is the principle of intraframe compression?

Accepted Answer

A)  all frames are equally compressed by eliminating the same amount of pixels 
B)  each frame is stripped of redundant pixels 
C)  the system compares each frame with the preceding one and uses only pixels that constitute a change 
D)  it eliminates spatial redundancy 
E)  it eliminates most of the color information

Question 10

What electronic system would you recommend for extensive postproduction and complex effects?

Accepted Answer

A)  Y/C composite 
B)  Y/C component 
C)  Y/color difference or RGB component 
D)  Y/color difference or RGB composite 
E)  NTSC composite

Exam 13: Video-Recording and Storage Systems