OSI & TCP/IP Models

Identify the ONE CORRECT matching between the OSI layers and their corresponding functionalities as shown. OSI Layers Functionalities (a) Network layer (I) Packet routing (b) Transport layer (II) Framing and error handli...

In the following pairs of OSI protocol layer/sub-layer and its functionality, the INCORRECT pair is

An IP machine Q has a path to another IP machine H via three IP routers R1, R2, and R3. Q—R1—R2—R3—H H acts as an HTTP server, and Q connects to H via HTTP and downloads a file. Session layer encryption is used, with DES...

The protocol data unit (PDU) for the application layer in the Internet stack is

Match the following: List - I (P) SMTP (Q) BGP (R) TCP (S) PPP List - II (1) Application layer (2) Transport layer (3) Data link layer (4) Network layer (5) Physical layer

Choose the best matching between Group 1 and Group 2 : Group –1 P. Data link layer Q. Network layer R. Transport layer Group – 2 1. Ensures reliable transport of data over a physical point-to-point link 2. Encodes/decode...