28 votes 28 votes Choose the best matching between $\text{Group 1}$ and $\text{Group 2}$ $$\begin{array}{|l|l|}\hline \textbf{Group-1} & \textbf{Group-2} \\\hline \text{P. Data link layer} & \text{1. Ensures reliable transport of data over a physical point-}\\ & \text{to-point link} \\\hline \text{Q. Network layer} & \text{2. Encodes/decodes data for physical transmission} \\\hline \text{R. Transport layer} & \text{3. Allows end-to-end communication between two }\\ & \text{processes} \\\hline \text{} & \text{4. Routes data from one network node to the next} \\\hline \end{array}$$ $\text{P-1, Q-4, R-3}$ $\text{P-2, Q-4, R-1}$ $\text{P-2, Q-3, R-1}$ $\text{P-1, Q-3, R-2}$ Computer Networks gatecse-2004 computer-networks network-layering normal + – Kathleen asked Sep 18, 2014 • edited Apr 16, 2019 by Pooja Khatri Kathleen 7.3k views answer comment Share Follow See all 3 Comments See all 3 3 Comments reply set2018 commented Sep 4, 2017 reply Follow Share Encodes/decodes data for frame transmission then it will be data link layer (frame synchronization) Encodes/decodes data for physical transmission it will on physical layer (bit synchronization) 13 votes 13 votes ayushsomani commented Sep 30, 2019 reply Follow Share @Arjun @srestha Encoding and Decoding data means Manchester or Differential Manchester encoding? 0 votes 0 votes satyaAchar commented Mar 13 reply Follow Share @ayushsomaniyes, Encoding and Decoding data for physical transmission is done by physical layer using manchester or differential manchester encoding 0 votes 0 votes Please log in or register to add a comment.
Best answer 25 votes 25 votes Answer is A. Aditi Dan answered Dec 23, 2014 • edited Jun 21, 2018 by Milicevic3306 Aditi Dan comment Share Follow See all 3 Comments See all 3 3 Comments reply Mridul Sachan commented Jan 21, 2016 reply Follow Share But I have read somwhere that Data Link Layer encodes/decides data for physical transmission. So P should be matched with 2 in this case. 1 votes 1 votes Arjun commented Jun 24, 2016 reply Follow Share See here: https://en.wikipedia.org/wiki/Physical_layer 3 votes 3 votes Izaa commented Mar 16, 2017 reply Follow Share Sir please suggest me one good book for networking. I can't do well in gate..or tell me how to prepare well. 0 votes 0 votes Please log in or register to add a comment.
26 votes 26 votes Option A: Explanation:: Data Link Layer :: Hop to Hop connection or point to point connection. Transport Layer:: Service point addressing/Socket to socket connection or end to end connection with full reliability. Network Layer:: Host to Host Paras Nath answered Sep 18, 2016 • edited Dec 29, 2016 by Paras Nath Paras Nath comment Share Follow See all 3 Comments See all 3 3 Comments reply Arjun commented Sep 18, 2016 reply Follow Share not right person within the house to right person within house means? 3 votes 3 votes mint commented Dec 29, 2016 reply Follow Share not right person within the house to right person within house ?? 0 votes 0 votes Pranavpurkar commented Apr 11, 2022 reply Follow Share Paras Nath Transport Layer:: Service point addressing/Socket to socket connection or end to end connection with full reliability. what about UDP ? (it is not reliable) 0 votes 0 votes Please log in or register to add a comment.
0 votes 0 votes Encoding and Decoding means at which layer it's done Presentation layer Mohitdas answered May 27, 2020 Mohitdas comment Share Follow See all 0 reply Please log in or register to add a comment.
0 votes 0 votes Answer: A. P-1, Q-4, R-3, Physical layer- encodes/decodes data for physical transmission using manchester and differential manchester encoding technique. Prateek pallaw answered May 4, 2022 Prateek pallaw comment Share Follow See all 0 reply Please log in or register to add a comment.