CCNA 200-125 Exam: OSI and TCP/IP Model Questions With Answers
Which statements correctly describe steps in the OSI data encapsulation process?
A. The transport layer divides a data stream into segments and may add reliability and flow control information.
B. The data link layer adds physical source and destination addresses and an FCS to the segment.
C. Packets are created when the network layer encapsulates a frame with source and destination host addresses and protocol-related control information.
D. Packets are created when the network layer adds Layer 3 addresses and control information to a segment.
E. The presentation layer translates bits into voltages for transmission across the physical link.
Answer: A D
What layer of the OSI Model is included in TCP/IP Model’s INTERNET layer?
C. Data Link