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CompTIA A+ 220-1001
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What is the function of a digitizer in a modern smart phone?
Allows mobile devices to support analog printing devices
Converts digital wireless signals into analog for WiFi use
Used by the headphone jack to accept input from headphones with buttons, typically used to pause music or change the system volume
Translates touches on a device's screen into computer readable input
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CompTIA A+ 220-1001
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Recommended CompTIA A+ 220-1001 and 220-1002 Training Materials
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