De or het computercommunicatie?

The correct Dutch article is:

de computercommunicatie

Rule Words ending in -tie and -sie: almost always de. See the rule

How to use computercommunicatie

the computercommunicatiede computercommunicatie
this computercommunicatiedeze computercommunicatie
that computercommunicatiedie computercommunicatie
our computercommunicatieonze computercommunicatie
your computercommunicatiejouw computercommunicatie
every computercommunicatieelke computercommunicatie
which computercommunicatie?welke computercommunicatie?
a big computercommunicatie / the big computercommunicatieeen grote computercommunicatie, de grote computercommunicatie