Anetwork technician recieves the following alert from a network device: "high utilizations threshold exceeded on gi1/0/24: current value 8463257.54" what is being monitored to trigger the alarm?
a. interface link status
b. speed and duplex mismatch
c. network device cpu
d. network device memory

In a response of approximately 50 words, explain why it would be essential for the successful a/v technician to participate in additional coursework, presentations and seminars offered by equipment manufacturers as well as annual conferences attended by colleagues in the industry.

Acase study allows a more detailed look at the life of a single subject than any other study.

Write a method named addall that could be placed inside the hashintset class. this method accepts another hashintset as a parameter and adds all elements from that set into the current set, if they are not already present. for example, if a set s1 contains [1, 2, 3] and another set s2 contains [1, 7, 3, 9], the call of s1.addall(s2); would change s1 to store [1, 2, 3, 7, 9] in some order. you are allowed to call methods on your set and/or the other set. do not modify the set passed in. this method should run in o(n) time where n is the number of elements in the parameter set passed in.