220-801 Question #503: Real Exam Question with Answer & Explanation

The correct answer is D: Touch screen. A touch screen requires calibration after installation so the operating system can accurately map physical touch points on the screen to their corresponding on-screen coordinates. Without calibration, touch input will be offset or inaccurate. Speakers are plug-and-play and only n

Question

Which of the following peripherals needs to be configured after installation to work correctly?

Options

ASpeakers
BKVM
CDigital camera
DTouch screen

Explanation

A touch screen requires calibration after installation so the operating system can accurately map physical touch points on the screen to their corresponding on-screen coordinates. Without calibration, touch input will be offset or inaccurate. Speakers are plug-and-play and only need volume adjustment. A KVM (Keyboard, Video, Mouse) switch simply routes existing peripherals and requires no configuration. A digital camera is typically recognized as a removable storage device automatically by the OS without additional configuration steps.

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