NCTI REVIEW CONSUMER DIGITAL
ELECTRONICS Exam | Questions and
Verified Answers
The National Television System Committee (NTSC) - Correct
Answer - What is the name of the group that established the
initial technical standards for the television industry, ensuring a
single system would deliver consistent service across the nation?
Quadrature Amplitude Modulation (QAM) - Correct Answer -
What signal modulation technique do cable operators use to
transport digital television signals through the cable network?
The use of progressive scanning mode in EDTV. - Correct
Answer - What is the major change in enhance definition tv
(EDTV) that improved picture quality over standard definition tv
(SDTV)?
,The U.S. Deficit Reduction Act. - Correct Answer - What
legislation required all television stations switch to digital -only
broadcasting?
DTAs do not communicate RF signal upstream. - Correct Answer
- Why are digital terminal adapters (DTA) more cost effective than
a full- featured set-top-box (STB)?
8-level vestigial sideband (8-VSB). - Correct Answer - What
terrestrial transmission technology did the Advanced Television
Committee (ATSC) select?
The multiple sub-Nyquist sampling encoding (MUSE) system. -
Correct Answer - Which system advanced television to high
definition (HD)?
To provide the best HD picture, STBs typically connect to HDTVs
via a High -Definition Multimedia Interface(HDMI). - Correct
Answer - How do set-top-boxes (STBs) Typically connect to high
definition televisions (HDTV) to provide the best picture quality?
, The digital terminal adapter (DTA) - Correct Answer - What
inexpensive device is used by cable operators to provide digital
TV (DTV) services to all of their customers?
Conditional Access (CA) - Correct Answer - Which technology
enables cable operators to control access to services by
encrypting the programming?
Magnetically directed electron beams, from electron guns,
horizontally move back and forth, sending electron beams through
a shadow mask. - Correct Answer - Which statement below is
correct in describing the internal process of a cathode ray tube
(CRT)?
Liquid crystal display (LCD) - Correct Answer - Which type of TV
technology had to overcome early disadvantages such as weak
contrast, a lag or trail effect where fast-moving images appear to
"smear" and screen door effect where viewers see a visible pixel
structure at close range?
ELECTRONICS Exam | Questions and
Verified Answers
The National Television System Committee (NTSC) - Correct
Answer - What is the name of the group that established the
initial technical standards for the television industry, ensuring a
single system would deliver consistent service across the nation?
Quadrature Amplitude Modulation (QAM) - Correct Answer -
What signal modulation technique do cable operators use to
transport digital television signals through the cable network?
The use of progressive scanning mode in EDTV. - Correct
Answer - What is the major change in enhance definition tv
(EDTV) that improved picture quality over standard definition tv
(SDTV)?
,The U.S. Deficit Reduction Act. - Correct Answer - What
legislation required all television stations switch to digital -only
broadcasting?
DTAs do not communicate RF signal upstream. - Correct Answer
- Why are digital terminal adapters (DTA) more cost effective than
a full- featured set-top-box (STB)?
8-level vestigial sideband (8-VSB). - Correct Answer - What
terrestrial transmission technology did the Advanced Television
Committee (ATSC) select?
The multiple sub-Nyquist sampling encoding (MUSE) system. -
Correct Answer - Which system advanced television to high
definition (HD)?
To provide the best HD picture, STBs typically connect to HDTVs
via a High -Definition Multimedia Interface(HDMI). - Correct
Answer - How do set-top-boxes (STBs) Typically connect to high
definition televisions (HDTV) to provide the best picture quality?
, The digital terminal adapter (DTA) - Correct Answer - What
inexpensive device is used by cable operators to provide digital
TV (DTV) services to all of their customers?
Conditional Access (CA) - Correct Answer - Which technology
enables cable operators to control access to services by
encrypting the programming?
Magnetically directed electron beams, from electron guns,
horizontally move back and forth, sending electron beams through
a shadow mask. - Correct Answer - Which statement below is
correct in describing the internal process of a cathode ray tube
(CRT)?
Liquid crystal display (LCD) - Correct Answer - Which type of TV
technology had to overcome early disadvantages such as weak
contrast, a lag or trail effect where fast-moving images appear to
"smear" and screen door effect where viewers see a visible pixel
structure at close range?
