Jacob Palme wrote:
> 
> At 19:02 +0200 02-09-24, DUBUISSON Olivier wrote:
> >The e-tutorial is composed of series of exercises, each being
> >dedicated to a particular theme. It is an interactive tool which
> >gradually explores more and more complex uses of the ASN.1 notation.
> 
> I have tried it. The exercises are good, and the error
> checking and explanations are excellent! 

Thanks!

> However, I think
> you should allow more than three attempts. 

This is parameterized, so can easily be changed.
How many attempts would you like? (Please answer to me only.)
For all series, or only "yours"?

> Best would be if
> the student is allowed to decide, after, say three
> attempts, whether to try yet one more time or getting the
> explanation directly.

Good idea. I'm going to add this to the TO-DO list, for such a
behaviour is not currently provided by the tool.

> Should there not be a tutorial text, which explains the concepts
> before each exercise? 

Sure. The series are specified by way of an XML file, so it can easily
be changed. If you have time to write somthing, I'll appreciate it
and will add it to the config file.
As far as I am concerned, I have too many things in my plate these
months to do it. Anthony and I focussed on the tool and tried to
put together some series of exercises, but these can definitely be
improved.

> When I teach ASN.1, I first describe
> a feature in words, then give some examples, then give an
> exercise. The students can look at the examples to get hints
> on how to solve the exercises. Your tutorial seems to consist
> of only exercises, but no explanatory text before each exercise.

True. As I said, this is mainly due to my having to many things to
deal with for the ITU-T ASN.1 Project!

Thanks again for your comments which are much appreciated.
-- 
Olivier DUBUISSON
france telecom R&D

DTL/TAL - 22307 Lannion Cedex - France
t: +33 2 96 05 38 50 - f: +33 2 96 05 39 45 - http://asn1.elibel.tm.fr/

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