RTP EXAM WITH COMPLETE SOLUTIONS
2024/2025
RTP full form - ANSWER-Real-Time Transport Protocol
What layer does RTP sit at? - ANSWER-Application layer, but it's not an
application by itself. It allows other applications to build on top of it
What transport layer protocol does RTP use? - ANSWER-UDP
What are 3 key pieces of information in a RTP header? - ANSWER-Timestamp,
Sequence Number, Source Identifier
How large is a RTP header? - ANSWER-12 bytes
What is RTCP? - ANSWER-RTP Control Protocol. Used to provide out-of-band
stats about a transfer.
Does RTP use a fixed sampling rate and encoding? - ANSWER-No, can change
during transfer. Header for each packet specifies which kind of encoding is used
Does RTP offer any QOS guarantees? - ANSWER-No. It doesn't guarantee
anything about in-order or timely delivery.
Does RTP use a single stream to transfer all data? - ANSWER-No. Example: Audio
and Video are sent over different streams and timestamp in header for packets on
each stream help synchronize
For bi-directional video, how many streams would RTP use? - ANSWER-2, one for
video in each direction
2024/2025
RTP full form - ANSWER-Real-Time Transport Protocol
What layer does RTP sit at? - ANSWER-Application layer, but it's not an
application by itself. It allows other applications to build on top of it
What transport layer protocol does RTP use? - ANSWER-UDP
What are 3 key pieces of information in a RTP header? - ANSWER-Timestamp,
Sequence Number, Source Identifier
How large is a RTP header? - ANSWER-12 bytes
What is RTCP? - ANSWER-RTP Control Protocol. Used to provide out-of-band
stats about a transfer.
Does RTP use a fixed sampling rate and encoding? - ANSWER-No, can change
during transfer. Header for each packet specifies which kind of encoding is used
Does RTP offer any QOS guarantees? - ANSWER-No. It doesn't guarantee
anything about in-order or timely delivery.
Does RTP use a single stream to transfer all data? - ANSWER-No. Example: Audio
and Video are sent over different streams and timestamp in header for packets on
each stream help synchronize
For bi-directional video, how many streams would RTP use? - ANSWER-2, one for
video in each direction
