Atechnician is dispatched to install additional ram in a computer. the technician unplugs the system from the power source, and removes the cover of the pc. which of the following should the technician do next?
a. update the bios for compatibility.
b. put on an esd strap.
c. use an anti-static bag to hold the ram while installing.
d. clean out the pc with compressed air.

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.

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.

Kto rozmawia z clamentain przez krótkofalówke w the walking dead która śledzi lee w 4 epizodzie