A Resource Record Signature (RRSIG) key contains the signature for a single resource record, such as an A or an MX record.

When you create a new GPO or edit an existing one, and if you have configured new settings in the Computer Configuration node, users affected by the GPO must _______

a. Log off and log back on again b. Reboot their computers c. Do nothing because the settings will automatically apply d. Refresh the desktop

A user discovers that color laser prints are printing slightly off-color. Which of the following should help restore the appropriate colors?

A. Use different paper B. Replace the fuser C. Replace the duplexer D. Calibrate the printer