Consumer digital electronics 100% SOLUTIONS REVISED 2023//2024

Consumer digital electronics 100% SOLUTIONS REVISED 2023//2024 Which transmission scheme is used as the solution to protect critical video information such as average brightness and synchronizing pulses? - ANSWER Amplitude modulation-vestigial sideband (AM-VSB) What terrestrial transmission technology did the Advanced Television Systems Committee (ATSC) select? - ANSWER Eight-level vestigial sideband (8-VSB). What is necessary to use an analog television for viewing over-the-air (OTA) digital television (DTV) programming? - ANSWER An external DTV tuner and decoder. What is the major change in enhanced definition television (EDTV) that improves picture quality over standard definition television (SDTV)? - ANSWER The use of progressive scanning in EDTV. What signal modulation technique do broadband cable operators use to transport digital television (DTV) signals through the cable network? - ANSWER Quadrature amplitude modulation (QAM). What sets the high definition television (UHD) standard apart from the 4K standard? - ANSWER UHD is a consumer display and broadcast standard. What inexpensive device is used by broadband cable operators to provide digital television (DTV) services to all of their customers? - ANSWER A digital terminal adapter (DTA). What signal security device was developed for set-top boxes (STB) that broadband cable operators use to authorize the viewing of subscribed cable services? - ANSWER CableCARD. What is one drawback of the pay-per-view (PPV) system? - ANSWER Its inability to process orders quickly enough when the customer waits until the last minute to order an event. Which type of video-on-demand (VOD) refers to a service where users can buy a particular piece of VOD content on a pay-per-view (PPV) basis? - ANSWER Transactional video-on-demand (TVOD) Which statement describes the internal process of a cathode ray tube (CRT)? - ANSWER Magnetically directed electron beams, from electron guns, horizontally move back and forth, sending electron beams through a shadow mask.