CCNA1 Chapter9

CCNA 1 Chapter 9 V4.0 Answers

CCNA 1 Chapter 9 V4.0 Answers

1. In the graphic, Host A has reached 50% completion in sending a 1 KB Ethernet frame to Host D when Host B wishes to transmit its own frame to Host C. What must Host B do?

Host B can transmit immediately since it is connected on its own cable segment.

Host B must wait to receive a CSMA transmission from the hub, to signal its turn.

Host B must send a request signal to Host A by transmitting an interframe gap.

Host B must wait until it is certain that Host A has completed sending its frame.

 

2. Ethernet operates at which layers of the OSI model? (Choose two.)

Network layer

Transport layer

Physical layer

Application layer

Session layer

Data-link layer