I would suggest you prefer Dr. Chandresh Agrawal book for preparation. If you already have some basic idea of such entrance exam, prepared for it and have applied in such exam then it will be easy for you to crack DAVV CET because as compare to any other related entrance exam it is pretty much easy. Here are some basic points to crack DAVV CET:

1. You need to learn the logic behind every question type asked in an exam. In every section question type is similar.

2. Try to solve last 5 years DAVV CET question paper within a provided exam timing.

3. Know your strength and weakness for a test like you can be strong in quantitative aptitude, average in verbal ability and totally clueless in logical and abstract reasoning. This is important because then you will create your plan and adjust your timing per section according to it.