Suitcase talen does not teach KNM or ONA because most students work and are exempt from ONA. However, all candidates for Civic Integration Exam have to do KNM.
Here is how to prepare for KNM.
First read on www.inburgeren.nl what the requirements are. Then, read nt2 dossier KNM and after having studied and checked yourself on practising for the civic integration exam , register for the exam.
Read how to prepare for ONA on nt2 dossier ONA