Which skill allows a technician to participate in a conversation and focus on what the customer is saying?

If the analyst is able to get the source system to insert into the system a message chosen by the analyst, then a ________ attack is possible.

A. known-plaintext B. chosen-plaintext C. chosen ciphertext D. chosen text

Which of the following is not an input/output (I/O) device:

a) Zip drive b) Monitor c) Keyboard d) Printer