9. Refer to the exhibit. Which option correctly matches the frame field type with the contents that frame field includes?

• data field – network layer packet

10. Host A has an IP address of 172.16.225.93 and a mask of 255.255.248.0. Host A needs to communicate with a new host whose IP is 172.16.231.78. Host A performs the ANDing operation on the destination address. What two things will occur? (Choose two.) :

• A result of 172.16.224.0 will be obtained.
• A result of 172.16.225.255 will be obtained.

17. Which two features make switches preferable to hubs in Ethernet-based networks? (Choose two.) :

• minimizing of collisions
• increase in the throughput of communications

18. What are the two most commonly used media types in Ethernet networks today? (Choose two.) :

• copper UTP
• optical fiber

with this – 100%

Me and my uni mates appericiate it alot aand a big THANKS TO YOU..

jus wondering are the answers for all the chapters are 100% correct?