COMPUTER FUNDAMENTALS

COMPUTER NETWORKS AND COMMUNICATIONS

NETWORK DEVICES

Question [CLICK ON ANY CHOICE TO KNOW THE RIGHT ANSWER]
An eight-port switch receives a frame on port number 1. The frame is addressed to an unknowns device. What will the switch do?
A
Send the frame out ports two through eight.
B
Send the frame out all eight ports.
C
Drop the frame.
D
Send the frame out the destination port.
Explanation: 

Detailed explanation-1: -An eight-port switch receives a frame on port number 1. The frame is addressed to an unknown device. What will the switch do?-Send the frame out all eight ports.

Detailed explanation-2: -A hub operates at OSI model Layer 1 (Physical layer). It regenerates electrical signals and sends those signals out all hub ports without regard to the upper-layer data.

Detailed explanation-3: -When a switch receives a frame on a port and floods the frame, what does it do with the frame? Forwards it out to all other connected ports. You have two-eight port switches. On each switch, seven stations are connected to ports, and the two switches are connected with the eighth port.

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