Architecture Entrance Exam

Some of the popular books for preparation for NATA entrance exam are as follows:
A complete Self Study Guide for B.Arch. Entrance Examination 2018 By P K Mishra
NATA Guide to B. ARCH Entrance Examination with solved papers 2013 -16 By GKP
Steps to Architecture NATA and JEE Mains Entrance Exam Guide By R Gupta
NATA & B.Arch Question Bank By Ar. Shadan Usmani

Please use the link provided below for details regarding admissions in Manipal University, Faculty of Architecture for B.Arch. You should be able to download their brochure which contains details regarding NATA eligibility and admission process to secure a seat in Manipal for B.Arch.
https://www.shiksha.com/architecture-planning/course/b-arch-manipal-university-faculty-of-architecture-192900

Please refer to the link provided below for details regarding admission procedures to gain entry into a course in architecture in CCA through NATA score. You should be able to download their brochure which contains important details like last application dates, admission procedure, the application process to be followed and fee structures.
https://www.shiksha.com/college/chandigarh-college-of-architecture-3568

Eligibility Of the Bachelor of Architecture [B.Arch.]
The duration of the course is 5 years and to get admission into B.Arch. the student must be fulfilled the following conditions:
10+2 or equivalent with minimum 50% marks along with compulsory subject of mathematics.
10th + 3 years diploma in any stream from a recognized university/ board/ institution.
Cleared NATA (National Aptitude Test in Architecture) with the 80% marks conducted by Council of Architecture.

No, if you want to pursue B.Arch from SPA-Delhi then you have to appear in JEE Mains paper 2 which is especially meant for architecture and planning.

Some of the best institutes which accept NATA scores in Delhi are mentioned at the link mentioned below:
https://www.shiksha.com/architecture-planning/colleges/colleges-delhi

Please refer to the link provided below for details regarding NATA exam and lateral entries (if any).
https://www.shiksha.com/b-tech/exams/nata

Sir J. J. College of Architecture expected/previous-year NATA cut-off score:
General: 148.6
SC: 128.69
ST:116.46