What topics include in IIT advance test

For syllabus related details of jee advanced 2018 you can click on the below given link:
https://engineering.careers360.com/articles/jee-advanced-syllabus
You can follow these topics and start studying first from ncert to clear your concepts after it you can solve hc verma,op tondon,arihant books in order to develop skills in solving questions.Solve previous years questions for practice and to enhance your skills.

https://play.google.com/store/apps/details?id=org.careers.mobile&referrer=utm_source%3DShare%26utm_medium%3DAppcontent

Check the link, this will help you most...

Dear shreyash,
If you are looking for the JEE advanced syllabus. The topics which you have to do and which you don't have then please follow the given link in the description

https://engineering.careers360.com/articles/jee-advanced-syllabus