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CBT Digital Broadcasting Standards Flashcards

6 cards from real CBT practice questions. Tap to flip, then mark Knew It or Still Learning — missed cards come back until you master them.

Read the first 6 CBT Digital Broadcasting Standards flashcards as text

  1. Which compression standard is used by ATSC 1.0 for digital television broadcasting in the United States?

    Answer: MPEG-2

    ATSC 1.0 uses MPEG-2 video compression for over-the-air digital television broadcasting in the US.

  2. What modulation technique does ATSC 1.0 use for terrestrial broadcast transmission?

    Answer: 8-VSB

    ATSC 1.0 uses 8-VSB (8-level Vestigial Sideband) modulation for terrestrial over-the-air broadcasting.

  3. What is the maximum data rate of a single ATSC 1.0 6 MHz broadcast channel?

    Answer: 19.39 Mbps

    An ATSC 1.0 channel provides approximately 19.39 Mbps of usable payload data rate within a 6 MHz channel.

  4. In ATSC standards, what does the term 'subchannel' or 'multicast' refer to?

    Answer: Multiple program streams within one 6 MHz channel

    Multicasting allows a broadcaster to carry multiple program streams simultaneously within a single 6 MHz ATSC channel.

  5. What generation of ATSC standard introduced support for HEVC video compression and mobile broadcasting?

    Answer: ATSC 3.0

    ATSC 3.0 (NextGen TV) introduced HEVC compression, OFDM modulation, and native IP delivery with mobile reception capability.

  6. Which table in MPEG-2 transport streams provides program-specific information (PSI) that lists all services in a multiplex?

    Answer: PAT (Program Association Table)

    The PAT (Program Association Table) is the top-level PSI table that lists all programs and points to their respective PMTs.