Question 1

The aspect ratio for NTSC broadcast television is:

Accepted Answer

A)  a 4:3 ratio. 
B)  a 6:9 ration 
C)  a 7:9 ratio 
D)  all of the above. 
A)  a 4:3 ratio. 
B)  a 6:9 ration 
C)  a 7:9 ratio 
D)  all of the above. A

Question 2

The ATSC pilot carrier provides:

Accepted Answer

A)  stereo indicator 
B)  frame sync 
C)  a clock reference 
D)  second channel programming 
A)  stereo indicator 
B)  frame sync 
C)  a clock reference 
D)  second channel programming C

Question 3

Which of the following is found in digital TV?

Accepted Answer

A)  A/D converter 
B)  adaptive scanning conversion 
C)  D/A converter 
D)  all of the above 
A)  A/D converter 
B)  adaptive scanning conversion 
C)  D/A converter 
D)  all of the above D

Question 4

The term for when a digital picture freezes even when there is motion is:

Accepted Answer

A)  pixelate 
B)  8VSB 
C)  stop motion 
D)  freeze frame 
A)  pixelate 
B)  8VSB 
C)  stop motion 
D)  freeze frame

Question 5

To obtain the steep attenuation curve for the sound carrier portion of the IF signal passed by the TV receiver IF amplifiers, what is used?

Accepted Answer

A)  ceramic filters 
B)  SAW filters 
C)  mechanical filter 
D)  wave traps 
A)  ceramic filters 
B)  SAW filters 
C)  mechanical filter 
D)  wave traps

Question 6

Television had its beginnings with:

Accepted Answer

A)  development in the 1930's and broadcasting beginning in the 1950's. 
B)  development in the 1920's and broadcasting beginning in the 1940's. 
C)  development in the 1920's and broadcasting beginning in the 1950's. 
D)  development in the 1930's and broadcasting beginning in the 1940's. 
A)  development in the 1930's and broadcasting beginning in the 1950's. 
B)  development in the 1920's and broadcasting beginning in the 1940's. 
C)  development in the 1920's and broadcasting beginning in the 1950's. 
D)  development in the 1930's and broadcasting beginning in the 1940's.

Question 7

Horizontal resolution for U.S. television is approximately:

Accepted Answer

A)  428 horizontal lines. 
B)  339 horizontal lines. 
C)  339 vertical lines. 
D)  428 vertical lines. 
A)  428 horizontal lines. 
B)  339 horizontal lines. 
C)  339 vertical lines. 
D)  428 vertical lines.

Question 8

The field frequency for U.S. NTSC television broadcasts is:

Accepted Answer

A)  100 fields per second. 
B)  40 fields per second. 
C)  30 fields per second. 
D)  60 fields per second. 
A)  100 fields per second. 
B)  40 fields per second. 
C)  30 fields per second. 
D)  60 fields per second.

Question 9

A faulty TV receiver having symptoms of normal raster, but distorted sound and picture must have a problem in the

Accepted Answer

A)  video amplifiers following the sound take-off. 
B)  RF, IF, or video amplifiers prior to sound take-off. 
C)  main power supply. 
D)  horizontal or vertical oscillator or high voltage power supply. 
A)  video amplifiers following the sound take-off. 
B)  RF, IF, or video amplifiers prior to sound take-off. 
C)  main power supply. 
D)  horizontal or vertical oscillator or high voltage power supply.

Question 10

The type of synchronizing pulse that has a 10 microsecond pulse width with an eight cycle sinewave burst at 3.58 MHz on its "back porch" is called:

Accepted Answer

A)  the color synchronizing pulse. 
B)  the equalizing pulse. 
C)  the vertical retrace pulse. 
D)  the horizontal retrace pulse. 
A)  the color synchronizing pulse. 
B)  the equalizing pulse. 
C)  the vertical retrace pulse. 
D)  the horizontal retrace pulse.

Question 11

The ATSC Data Transport rate is which of the following?

Accepted Answer

A)  19.39Mbps 
B)  19.39kbps 
C)  4.2 Mbps 
D)  3.579545 MHz 
A)  19.39Mbps 
B)  19.39kbps 
C)  4.2 Mbps 
D)  3.579545 MHz

Question 12

The most widely used TV camera imaging device today is:

Accepted Answer

A)  the diplexer. 
B)  the vidicon. 
C)  the CCD. 
D)  the iconoscope. 
A)  the diplexer. 
B)  the vidicon. 
C)  the CCD. 
D)  the iconoscope.

Question 13

The DTV standard based on the recommendations of the ATSC provides for the transmission of television programs in the:

Accepted Answer

A)  SDTV screen format 
B)  HDTV screen format 16 x 9 
C)  Multiple SDTV programs 
D)  All of the above 
A)  SDTV screen format 
B)  HDTV screen format 16 x 9 
C)  Multiple SDTV programs 
D)  All of the above

Question 14

Which of the following frame frequencies is adequate to prevent flicker?

Accepted Answer

A)  20 per second 
B)  15 per second 
C)  60 per second 
D)  30 per second 
A)  20 per second 
B)  15 per second 
C)  60 per second 
D)  30 per second

Question 15

The interval of time it takes the moving electron beam to move from the end of one line back to the start of the next lower line is known as:

Accepted Answer

A)  raster interval. 
B)  vector interval. 
C)  scanning interval. 
D)  retrace interval. 
A)  raster interval. 
B)  vector interval. 
C)  scanning interval. 
D)  retrace interval.

Question 16

A faulty TV receiver having symptoms of no picture, no sound, and no raster must have a problem in the:

Accepted Answer

A)  video amplifiers following the sound takeoff. 
B)  RF, IF, or video amps prior to sound takeoff. 
C)  horizontal or vertical oscillator or high voltage power supply. 
D)  main power supply. 
A)  video amplifiers following the sound takeoff. 
B)  RF, IF, or video amps prior to sound takeoff. 
C)  horizontal or vertical oscillator or high voltage power supply. 
D)  main power supply.

Question 17

Charge coupled devices (CCD's) are typically found in which of the following camera applications?

Accepted Answer

A)  video phones 
B)  security monitors 
C)  camcorder cameras 
D)  all of the above 
A)  video phones 
B)  security monitors 
C)  camcorder cameras 
D)  all of the above

Question 18

The purpose of the PSIP is to (select one).

Accepted Answer

A)  it is used to select mono and stereo audio 
B)  it is used to identify NTSC feeds 
C)  it is used for closed captioning 
D)  it is used to identify the channel 
A)  it is used to select mono and stereo audio 
B)  it is used to identify NTSC feeds 
C)  it is used for closed captioning 
D)  it is used to identify the channel

Question 19

The digital audio compression technique specified for digital television is:

Accepted Answer

A)  8VSB 
B)  AC-3 
C)  NTSC 
D)  MPEG2 
A)  8VSB 
B)  AC-3 
C)  NTSC 
D)  MPEG2

Question 20

Vertical resolution for U.S. NTSC television is approximately:

Accepted Answer

A)  428 horizontal lines. 
B)  428 vertical lines. 
C)  339 vertical lines. 
D)  339 horizontal lines. 
A)  428 horizontal lines. 
B)  428 vertical lines. 
C)  339 vertical lines. 
D)  339 horizontal lines.

The aspect ratio for NTSC broadcast television is:

The ATSC pilot carrier provides:

Which of the following is found in digital TV?

The term for when a digital picture freezes even when there is motion is:

To obtain the steep attenuation curve for the sound carrier portion of the IF signal passed by the TV receiver IF amplifiers, what is used?

Television had its beginnings with:

Horizontal resolution for U.S. television is approximately:

The field frequency for U.S. NTSC television broadcasts is:

A faulty TV receiver having symptoms of normal raster, but distorted sound and picture must have a problem in the

The type of synchronizing pulse that has a 10 microsecond pulse width with an eight cycle sinewave burst at 3.58 MHz on its "back porch" is called:

The ATSC Data Transport rate is which of the following?

The most widely used TV camera imaging device today is:

The DTV standard based on the recommendations of the ATSC provides for the transmission of television programs in the:

Which of the following frame frequencies is adequate to prevent flicker?

The interval of time it takes the moving electron beam to move from the end of one line back to the start of the next lower line is known as:

A faulty TV receiver having symptoms of no picture, no sound, and no raster must have a problem in the:

Charge coupled devices (CCD's) are typically found in which of the following camera applications?

The purpose of the PSIP is to (select one).

The digital audio compression technique specified for digital television is:

Vertical resolution for U.S. NTSC television is approximately:

Introductory Topics

Amplitude Modulation: Transmission

Amplitude Modulation: Reception

Single-Sideband Communications

Frequency Modulation: Transmission

Frequency Modulation: Reception

Communications Techniques

Digital Communications: Coding Techniques

Wired Digital Communications

Wireless Digital Communications

Network Communications

Transmission Lines

Wave Propagation

Antennas

Waveguides and Radar

Microwaves and Lasers

Fiber Optics

Filters

Exam 17: Television

The aspect ratio for NTSC broadcast television is:

The ATSC pilot carrier provides:

Which of the following is found in digital TV?

The term for when a digital picture freezes even when there is motion is:

To obtain the steep attenuation curve for the sound carrier portion of the IF signal passed by the TV receiver IF amplifiers, what is used?

Television had its beginnings with:

Horizontal resolution for U.S. television is approximately:

The field frequency for U.S. NTSC television broadcasts is:

A faulty TV receiver having symptoms of normal raster, but distorted sound and picture must have a problem in the

The type of synchronizing pulse that has a 10 microsecond pulse width with an eight cycle sinewave burst at 3.58 MHz on its "back porch" is called:

The ATSC Data Transport rate is which of the following?

The most widely used TV camera imaging device today is:

The DTV standard based on the recommendations of the ATSC provides for the transmission of television programs in the:

Which of the following frame frequencies is adequate to prevent flicker?

The interval of time it takes the moving electron beam to move from the end of one line back to the start of the next lower line is known as:

A faulty TV receiver having symptoms of no picture, no sound, and no raster must have a problem in the:

Charge coupled devices (CCD's) are typically found in which of the following camera applications?

The purpose of the PSIP is to (select one).

The digital audio compression technique specified for digital television is:

Vertical resolution for U.S. NTSC television is approximately:

Introductory Topics

Amplitude Modulation: Transmission

Amplitude Modulation: Reception

Single-Sideband Communications

Frequency Modulation: Transmission

Frequency Modulation: Reception

Communications Techniques

Digital Communications: Coding Techniques

Wired Digital Communications

Wireless Digital Communications

Network Communications

Transmission Lines

Wave Propagation

Antennas

Waveguides and Radar

Microwaves and Lasers

Fiber Optics

Filters