A user has changed the MAC address of a laptop to gain access to a network. This is an instance of:

A Windows user is attempting to install a local printer and is unsuccessful based on permissions.
Which of the following user types BEST describes this user?

A company has hired a new IT firm to manage its network switches and routers.
The firm is geographically separated from the company and will need to able to securely access the devices.
Which of the following will provide the ability to access these devices?

A technician wants to write a script that will check data line by line until the end of the file. Which of the following elements will perform the check?

A user is attempting to install an application and receives an error stating there is not enough space to install the application.
Which of the following did the user overlook?