A network contains computers that run Windows 7 and Windows Vista.

A computer named Computer 1 runs Windows 7.

You need to ensure that only users running Windows 7 and Windows Vista can connect to Computer 1 using Remote Desktop.

In the System Properties window, on the Remote tab, what should you do?

A.
Click the Advanced button. Select the Allow this computer to be controlled remotely check box on Computer 1.

B.
Select the Allow connections only from computers running Remote Desktop with Network Level Authentication (more secure) check box on Computer 1.

C.
Select the Allow connections from computers running any version of Remote Desktop (less secure) check box on Computed.

D.
Select the Allow Remote Assistance connections to this computer check bcx on Computer 1.

Explanation:
To allow only Secure connections this feature needs to be enabled – it also stops Windows XP clients from using Remote Desktop to connect to Windows 7 clients.