Relative Motion and True Motion mode on Radar - Tell me the difference!!

In my previous videos on Radar, I have explained the basic differences between True and Relative motion mode.
In the comments section, tell me the differences between each and also the advantages they present to mariners and seafarers during bridge watchkeeping and collision avoidance.
For reference, here are the video links:
Introduction to marine radar: • Introduction to the Ma...
Radar (Radio waves and magnetron): • Marine Radar - Radio w...
Radar (Operator controls): • Marine Radar - Operato...
Limitations of RADAR: • Limitations of the mar...
Radar (Parallel Indexing): • Marine RADAR - Paralle...
Radar plotting (basics): • Radar Plotting - Basic...
Radar plotting (Example 1): • Radar Plotting (Exampl...
Radar discrimination: • Marine RADAR - What is...
Radar operational errors and performance standards: • Marine RADAR - Operati...
Radar (target characteristics and transponders): • Marine RADAR - Target ...
What is relative motion mode? • What is relative motio...
How to determine direction of relative motion? • How to interpret direc...
What is True motion and why do we use it? • What is True Motion on...
Improper use of ARPA: • Improper use of ARPA l...
ARPA (History, target storage and acquisition, setting up): • ARPA (Automatic Radar ...
ARPA (Trial manoeuvre and track history): • ARPA - Trial maneuver...
ARPA (Alarms and Potential points of collision): • ARPA - Alarms, Symbols...
ARPA (Tracking accuracy and limitations): • Marine ARPA - Tracking...
ARPA (Causes of error in bearing and range calculation): • ARPA - Causes of error...
ARPA (Sea and ground stabilisation): • ARPA - Impact of Sea a...
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[@TormentedHealer]

In ECDIS, when clicking on a target you get a small window showing data about the target which includes CPA and TCPA. Is this data not valid because it is ECDIS?

[@VivekNair-qe9ry]

sir any oow oral prep vedio

[@SteeringMariners]

There are lots buddy, check out the playlists titled Orals Prep for Second Mates, Chief Mates, and Ship Masters (separate folders).

[@ahmetilter4732]

What is the brand and model of the radar?