De or het testcriterium?

The correct Dutch article is:

het testcriterium

Rule Words ending in -um and -ium: usually het. See the rule

How to use testcriterium

the testcriteriumhet testcriterium
this testcriteriumdit testcriterium
that testcriteriumdat testcriterium
our testcriteriumons testcriterium
your testcriteriumjouw testcriterium
every testcriteriumelk testcriterium
which testcriterium?welk testcriterium?
a big testcriterium / the big testcriteriumeen groot testcriterium, het grote testcriterium