The UPSC exams are considered the most challenging exams to crack in India. 
 

The UPSC civil services exams are conducted in three stages: Prelims, Mains, and Interview. 
 

Successful candidates are assigned to services such as the Indian Administrative Service (IAS), Indian Police Service (IPS), and Indian Foreign Service (IFS), based on their ranks. 
 

The Indian Administrative Service (IAS) is regarded as the most influential position in the country. In terms of authority and power, it is followed by IFS and IPS. 
 

IAS officers undergo training at the Lal Bahadur Shastri National Academy (LBSNAA) located in Mussoorie. 
 

Following the successful completion of the training, IAS officers are assigned their cadre. 
 

The officers are responsible for drafting proposals and executing government policies with the aim of development of their assigned cadres. 
 

IAS officers are appointed as District Magistrates, empowering them to oversee all administrative departments within their districts. 
 

During emergency situations, IAS officers are responsible for issuing directives withing their districts.