單項選擇題

You connect your computer to a multimedia projector. When you play a video, you cannot hear the audio.
You n eed to ensure that the projector provides audio and video playback.
What should you do?（）

A.A
B.B
C.C
D.D
E.E

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單項選擇題

You install a third-party application on your computer. The application uses port 80 to negotiate a listening port. After establishing the listening port, the application uses dynamic ports above 6000. You need to configure Microsoft Windows Firewall to allow traffic for the application.
What should you do?（）

A.A
B.B
C.C
D.D

單項選擇題

You share your computer with other users. You install a new Microsoft add-on to view videos on the computer. You discover that this add-on conflicts with existing add-ons that other users frequently require.
You need to ensure that you are able to view videos without affecting other users.
What should you do?（）

A.A
B.B
C.C
D.D