AAI(Airports Authority of India)
AAI(Airports Authority of India ) was established in the year 1994. Which manages a total of 125 Airports, which include 11 International Airports, 8 Customs Airports, 81 Domestic Airports and 25 Civil Enclaves at Defence Airfields. AAI also provides Air Traffic Management Services (ATMS). AAI has entered into a Joint Venture at Mumbai, Delhi, Hyderabad, Bangalore and Nagpur Airports to upgrade these Airports and emulate the world standards.
Placement criteria of AAI(Airports Authority of India )
Written Exam test
It consists 4 type of questions ,these are ->
 General aptitude (their question form are like general mathematics , Life Sciences, Engineering Sciences, Physics). It related with human mental ability, General Learning Ability ,Spatial Visualization Ability.  Reasoning (reasoning is associated with thinking, cognition, and intellect)  General Knowladge (their question are coming from history, places, Absolutely tough and unexpected questions covering Indian &world geography, Indian polities, Economy
English language)  Technical(55% or 60%) (questions for technical are electronics / communication / microwave / digital electronics / control system / computer / information technology question)