what called to India-Bangladesh border line
India Pakistan border is named as International border.
McMahon Line
The border between India and China is referred to as the Line of Actual Control (LAC). It is a de facto boundary that separates the two countries and is not fully demarcated or agreed upon by both sides.
radcliffe line
Line of Control (LOC)
The border line between India and Nepal is called the India-Nepal border or the Indo-Nepal border.
Mc-Mahon line
Mc-Machon
no such name - international borders usually don't have name assigned to it
The international line that separate the India and Pakistan along the Gujrat, Rajasthan and Punjab is called Radcliffe Line and that separates along J&K is called LOC (Line of Control).
The border which separates India and Peoples Republic of China is known as "McMahon line" and was introduced by "Sir Henry McMahon" of the UK.