correct answers 2025 graded A
What is the maximum number of host addresses that are assignable to network
interfaces with a class C address of 192.168.1.0/24? - Correct Answer254
Whats the formula for Usable IP Addresses. - Correct AnswerUsable IPs=2Number of
host bits−2
What are two advantages of automation? - Correct Answer1. test and deploy
2. Centralized Management
How is spanning tree port cost calculated on a Cisco switch port channel? - Correct
Answeraggregate bandwidth of channel
What interface counter errors are caused by duplex mismatch? - Correct AnswerCRC
(Cyclical Redundancy Check)
What does CRC stand for? - Correct AnswerCyclical Redundancy Check
What is CRC? - Correct AnswerA technique used to detect accidental changes or errors
in data during transmission or storage by generating and comparing checksums.
True or False
Gigabit Ethernet ports do not support half-duplex at all. - Correct AnswerTrue
What is the length of an IPv6 address? - Correct Answer128 bits