A user reports unwanted pop-ups are appearing on a computer's screen, and the system is performing slowly. Which of the following should a technician do FIRST to troubleshoot the threat? (Choose two.)

Joe, an employee, took a company-issues Windows laptop home, but is having trouble connecting to any of the shares hosted on his home media server.
Joe has verified he is connected to the Internet.
Which of the following would explain why Joe cannot access his personal shares?

Joe. a customer, requests to have a technician rename his laptop to the name of his favorite sports team. Which of the following documents MUST the technician consider before performing this action?

A small office's wireless network was compromised recently by an attacker who brute forced a PIN to gain access. The attacker then modified the DNS settings on the router and spread malware to the entire network.
Which of the following configurations MOST likely allowed the attack to take place? (Choose two.)