De or het roostermonitoring?

The correct Dutch article is:

de roostermonitoring

Rule Words ending in -ing: almost always de. See the rule

This word is not in the word lists we use to double-check answers.

How to use roostermonitoring

the roostermonitoringde roostermonitoring
this roostermonitoringdeze roostermonitoring
that roostermonitoringdie roostermonitoring
our roostermonitoringonze roostermonitoring
your roostermonitoringjouw roostermonitoring
every roostermonitoringelke roostermonitoring
which roostermonitoring?welke roostermonitoring?
a big roostermonitoring / the big roostermonitoringeen grote roostermonitoring, de grote roostermonitoring