কম্পিউটার নেটওয়ার্ক Computer Network
1. A channel for communicating across a boundary between two or more sub-systems is known as-
- ক. Data path
 - খ. Walk through
 - গ. Act gram
 - ঘ. Interface
 
উত্তরঃ Interface
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 1. A channel for communicating across a boundary between two or more sub-systems is known as-
উত্তরঃ Interface