A user browses to a company's Intranet page and receives an invalid certificate message.
A technician discovers the certificate has expired.
A new certificate is put In place and Installed on the user's computer; however, the user still receives the same message when going to the Intranet page.
The technician tries with a third-party browser and connects without error.
The technician needs to make sure the old certificate is no longer used in Internet Explorer.
Which of the following Internet Options should the technician use to ensure the old certificate is removed?

A technician is setting up a new corporate wireless network. One of the requirements for the network is that connections must only be allowed for current domain accounts without giving users a wireless key.
Which of the following should the technician use?

A user's PC has been running slowly. The user says there have been no changes to the PC.
Which of the following tools should the technician use to troubleshoot the cause of the speed reduction?

A user ran updates on a Windows computer recently. Since then, the external CD drive no longer reads discs.
The user has connected the external drive to another computer that has not been updated and then successfully ran the discs.
Which of the following should the user do to fix the issue?

A technician is selling up a new virtualization server which will be initially used to host a client VM that will manage print jobs. The client, however, has future plans lo utilize the server to host other VMs.
Which of the following should the technician implement to ensure maximum uptime of the client VM?