DELL笔试题.docx

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1、 DELL笔试题 Passage 2. Customer bought a Notebook 20 day ago, then discovered that when she adjusted the Brightness of the LCD, the LCD would turn to very dim. She must reboot the Notebook few times before the LCD might display normally.1.Suggested her try gently apply pressure above the keyboard near

2、theLEDS and power button.2.Suggested her swivel the LCD back and forth and lightly tap theplastic back of LCD.3.Suggested her gently apply pressure on the bezel surrounding the screen. the problem persisted, after these testing.4.Requested customer to update BIOS and alter the LCD Brightness control

3、 setting in the BIOS. After checking BIOS the problem persisted. I told customer we would have engineer onsite replace the LCD Panel.Computer communicationsDifferent kinds of computers use different methods, or protocols, to communicate with each other. Macintosh computersuse the AppleTalk protocol.Macintosh as well as PCs can use TCP/IP to share information on the Internet.Some PCsrequire a Network Operating System (NOS) to communicate. For example, NovellNetware is a popular NOS with PC users.