Hello Sandeep, please check out the following link for detailed info on UPSC: https://competition.careers360.com/articles/upsc-civil-services

any indian with a minimum bachelor's degree between the age of 21 to 32 years is eligible for UPSC exam.

Preparations can be very meticulous as the exam is very competitive

• Be very thorough with the syllabus
• Get the right study material
• read newspapers and current events
• practice previous years papers
• get into a coaching institute if necessary