Which of the following needs to be configured on a switch to use a packet sniffer?

_________ instructions are those that can be executed only while the processor is in a certain privileged state or is executing a program in a special privileged area of memory.

Fill in the blank(s) with the appropriate word(s).

Which of the following method declarations correctly defines a method with a variable length parameter list?

a)``` public int average(int[] list) ``` b)``` public int average(int ... list) ``` c)``` public int average(...) ``` d)``` public int average(int a, int b, int c, ...) ``` e)``` public int average(integers) ```