1) The no.10 by ITALO CAIMMI is an advanced study that you should study only when your teacher tells you.
2)The other technical exercises are not so difficult but in my honest opinion are very important to force your left fingers and to play faster and
3)Then we have normal technical exercises with the main bowings (it's not so important to study 10.000 bowings ... concentrate on the principal
4)The last is a simple warm up you can use before your performance.
p.s.: FOLLOW ALWAYS THE INSTRUCTIONS OF YOUR TEACHER. These are simply some suggestments of how you can study simple thing to obtain great
p.p.s.: for other questions, please write me. I hope, asap, to add other simple material that might be used during your session study.