Re: Signinig up, versions, passing UMOs [was: Passing UMOs]

["Ilya A. Volynets-Evenbakh" <ilya@total-knowledge.com>]

Anatoly Volynets wrote:
> All this discussion sounds like being based on assumption that teacher
> controls "passing" an UMO.
Not quite. Most of this is about author and/or teacher actually. For
human-controlled problems, teacher decides if solution presented is
valid or not. For the rest, author defines what solution is correct, so
in a sense he decides what passes and what doesn't.

>  If so, it is about administrative tools for
> teaching. Do we do these? If we do, then only teacher decides what was
> passed in which sense.
See above.
>  For all other cases "passing" is for a student
> only and informational only thing.
No. Passing is not purely informational, once we implement control flows.
Passing object also gives access to voting abilities. I suspect there will
be other rights in future tied to passing an object.
>  He can have it for an UMO regardless
> version. Having all versions available the student can look into them if
> he wants to and decide whether they are of interest or not.
>   
No. Not as far as studying is concerned, otherwise we lose concept of a
"course" completely, and I am not sure we want to do that.
> Ilya A. Volynets-Evenbakh wrote:
>   
>> Still some confusion coming from apparent mix ups between types of
>> UMO use and availability.
>>
>> Each UMO has multiple versions. When Author of referrer UMO decides
>> to link to an UMO, he decides which version to link to. When student is
>> studying referrer UMO, he will have to study that exact version. Passing
>> that version will happen only once, regardless of how many courses link
>> to it, but if another course links to another version of UMO, student will
>> have to pass that version as well.
>>
>>   
>>     
>
>   

-- 
Ilya A. Volynets-Evenbakh
Total Knowledge. CTO
http://www.total-knowledge.com