See, There is three posts are considered in AIS (All India Services) as IAS (Indian Administrative Services), IPS (Indian Police Services) and IFS (Indian Forest Services).
UPSC (Union Public Services Commission-Delhi) is entitled to take these examinations. These examinations held every year as per the vacancy of various posts which called Civil Services exam; here it needed to know that in this exam other A- Grade Central Services posts are also included like IFS (Indian Foreign Services), IRS (Indian Revenue Services) etc.
There are Three stages is this exam:
In Preliminary (Pre.) exam is really very dynamic and unpredictable. There is two paper in this Test which called CSAT as following:
- General Studies
- General Aptitude Test