Going through the 501 Questions available in DQ Edge will be sufficient. Also take the daily quiz which has new questions every day on General Awareness.

The Cut off ranks for SPA Bhopal is expected to be less than 800 - 1000 for the General Category as per the 2018 seat allocation

(https://josaa.nic.in/webinfocms/Handler/FileHandler.ashx?i=File&ii=139&iii=Y)

You can apply online for NATA exam.

SPA (Delhi and Bhopal)

IIT (Roorkee and Kharagpur)

JJ School of Architecture

National institute of technology

Chandigarh college of architecture

Jamia Milia Islamia (Delhi)

BITS

Anywhere between 150 to 200

Most books available in the market for NATA or JEE Paper 2 have excessive syllabus. You would end up putting in efforts in topics not included in the syllabus.

The portions of NATA & JEE paper 2 Mathematics are basically your 11th & 12th class subjects. For the detailed syllabus, you can refer to the following resources

NATA Brochure (https://online.cbexams.com/nata/images/NATA2019Brochure.pdf?v1) or the

JEE Information bulletin (https://jeemain.nic.in/WebInfo/Handler/FileHandler.ashx?i=File&ii=14&iii=Y)

That should be sufficient for you to get an idea what comes in the exam

All of these topics are covered in DQ Edge and updated on a daily basis so you would not need to refer to any books.

The UCEED content DQ Edge has all and more you would require. You do not need any book.

The advantages of DQ Edge over any book are -

1. DQ Edge content is updated on a daily basis - so you always have the latest study material. A book is outdated by the time it goes to print
2. DQ Edge understands you - it will tell you what to study next so you can prioritize and cover all topics in terms of importance and relevance from an exam perspective. A book will only give you a question bank.
3. DQ Edge will tell you if you have understood a concept or not - With Cognitive Analytics, you will be able to make out which topics you have not understood and helps you study that effectively

No you will not get marks.