单项选择题 WhichofthefollowingtypesofDNSrecordsenablessupportforemail？（）

单项选择题 AfterapplyinganewdrivertoaNIC，theserverrebootsandfailstorestart.Whichofthefollowingis theBESTwaytoresolvetheproblem？（）

单项选择题 A user reports they cannot access the network share folder， the users workstation is configured to use automatic IP. When the administrator checks the IP address the response returns as 169.254.0.5. Which of the following should the administrator verify？（）