Which of the following would allow remote users to access a corporate server? (Choose two.)

A system administrator recently installed and configure a web proxy server with the IP address 192.68 address. What is the should be implemented on then proxy server to ensure traffic is processes.
A)

B)


D)

A Linux administrator has configured a local named caching server to reduce the amount of time to resolve common DNS addresses. The server resolves using the external server, however; the administrator wants to avoid this configuration. The administrator verifies the named, conf settings to confirm the following relevant settings:
The administrator then runs dig twice to look up an external address and receives the following relevant output the second time.

Which of the following should the administrator do to correct the configuration?

A Linux server has multiple IPs. A Linux administrator needs to verify if the HTTP server port is bound to the correct IP.
Which of the following commands would BEST accomplish this task?

A Linux administrator needs to switch from text mode to GUI. Which of the following runlevels will start the GUI by default?