Solved Paper JOA (IT) 2021 [Part-1] – HPSSC Hamipur
JOA (IT) PAPER 2021 POST CODE: 913 SERIES: B 1. Which of the following layers in the ISO OSI reference network model lies between physical and network layers ? Data link Application Transport Session (2) Which layers in the ISO OSI reference network model are responsible for routing of packets over the network? Physical data… Read More »