Hi Sarath,

NATA is National Aptitude Test in Architecture. It is an national level exam conducted for admission in the 5 years course of architechture. It is conducted by Councill of Architechture. 

The last date to apply for NATA was 30th April 2018. The exam is conducted on 29th April 2018 this year. 

There are many colleges which accepts NATA score. Some of the top colleges are-

• Sir J J College of Architechture, Mumbai
• Department of Architechture, IIT Roorkee
• Chandigarh College of Architechture, Chnadigarh
• Department of Architechture, NIT Tiruchirapalli
• Department of Architechture, NIT Calicut
• Department of Architechture, BIT, Mersa
• Singhgad College of Architechture
• R V School of Architechture, Banglore
• Rizvi College of Architechture
• School of Planning and Architechture

For more detail about NATA you can go through the link https://engineering.careers360.com/articles/nata.

All the best!!