Security challenges and their management in Border Areas

Border management is a complex task due to difficult terrain and hostile relations with some countries. Elucidate the challenges and strategies for effective border management.(Q. No. 19, CSE 2016, 200 words, 12.5 Marks)

How far are India's internal security challenges linked with border management particularly in view of the long porous borders with most countries of South Asia and Myanmar? (Q. No. 25, CSE 2013, 200 words, 10 Marks)