Some people say that record keeping must be learnt by undergoing some courses. Is is true? if yes, which courses?

As per my Knowledge and experience it can be learnt by going in to it, I mean by doing it practically and off course having some theoretical knowledge about record keeping it can be done effectively. So i will conclude that both- courses and practical exposure are necessary to learnt good Record Keeping.

Record management gives clear procecedure and techniqs

Yes , training in short courses on record and inventory management

In ISO certified companies a procedure will be followed for the record keeping. So there must be a rule to keep the records for easy tracking. No need to undergo the keeping of records by joining a specific course.  it is through experience of work.

WE MUST HAVE ENOUGH KNOWLEDGE TO DO OUR JOB PROPERLY.