Which of the following software types should a user install on a smartphone if the user does not want communication to be readable when accessing the Internet through a hot-spot?

Ann, a user, calls the help desk regarding an issue on her laptop. While working remotely, she appears to be connecting to WiFi but is unable to retrieve her corporate email. The wireless name is listed as "ConnectMe" and appears as unsecure.
Which of the following should the help desk perform to fix the issue?

A technician responds to a report that a user's desktop is operating much slower after upgrading the Windows OS to the latest version. The technician notices responsiveness is erratic, and the symptoms are similar to a failing hard drive. The technician runs a full hardware diagnostic, and all systems pass. The technician checks the properties for each device in Device Manager, and the hard disk and the standard AHC11.0 serial ATA controller both indicate the following message: This device is working properly. Which of the following should the technician attempt that will MOST likely resolve the performance issue?

A network administrator recently learned users have been accessing websites that are restricted based on content by the firewall. To prevent users from circumventing the firewall rules, which of the following Windows settings should the administrator locks to prevent them from being changed?

To which of the following should a technician ground an ESD strap when adding memory to a workstation?