The diagram on the left shows the field created by that one magnet. The diagram in the middle shows what happens when you place an iron plate near that magnet. The field on the other side of the plate is almost nil.
Guest Account - Turn On or Off in Windows 8. A guest account is a local account for users who don't have a permanent account on your PC or domain. It allows people (guest) to use your PC without having access to your personal files. Users signed in to the guest account can't install apps, install hardware, and change PC settings. This tutorial will show you various options for how to turn on or off the guest account in Windows 8, Windows RT, Windows 8.1, and Windows RT 8.1.
With guest authentication, during the authentication process, the user does not provide a user name or password. If unauthenticated access is enabled, by default the Guest account is used as the identity of the caller. To enable Guest account access, you must do the following:1  Enable unauthenticated access on the network access server. 2  Enable unauthenticated access on the appropriate network policy in NPS.ith guest authentication, during the authentication process, the user does not provide a user name or password. If unauthenticated access is enabled, by default the Guest account is used as the identity of the caller. To enable Guest account access, you must do the following: