GATE is a national level examination that give dmissions in post-graduate programs (e.g., M.E., M.Tech, direct Ph.D.) in Indian institutes of higher education with financial assistance provided by MHRD and other Government agencies. GATE scores may also be used by Public and Private Sector. The exam, which is conducted online, encompasses 23 papers. The exam papers had questions for which numerical answers must be keyed in by the candidate using the virtual keypad. However, the rest of the questions are of Multiple Choice Question (MCQ) type. Application forms for GATE are available from september to october and the exam help in febuaury. You can get the full knowledge about it on this website 

https://engineering.careers360.com/exams/gate

Good Luck!!