AC is when the electrons flow in two directions, from the positive to the negative terminal and from the negative to the positive terminal, 'alternating' between the two directions. A lot of people think of electron flow as electrons moving along a wire freely like cars go down a highway.
To check the status of protected mode, choose File > Properties > Advanced > Protected Mode. Protected mode is enabled by default. To specify the settings, do the following: Choose Edit > Preferences. In the Categories list on the left, select Security (Enhanced). In the Sandbox Protections section, select or deselect Enable Protected Mode At Startup. Enable Create Protected Mode Log File to record events. The changes take effect the next time you start the application.
Windows Defender in Windows Vista provides the following real-time protection options: 1  Auto start. 2  Monitors lists of programs that are allowed to automatically run when you start your computer. 3  System configuration (settings) . 4  Monitors security-related settings in Windows.5  Internet Explorer add-ins.indows Defender in Windows Vista provides the following real-time protection options: 1  Auto start. 2  Monitors lists of programs that are allowed to automatically run when you start your computer. 3  System configuration (settings) . 4  Monitors security-related settings in Windows.