BASIC COMPUTER CONCEPTS
COMPUTER SYSTEM TYPES
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Question
[CLICK ON ANY CHOICE TO KNOW THE RIGHT ANSWER]
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Printer
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Mouse
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Cellphone
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Speakers
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Detailed explanation-1: -The screen of a smartphone or tablet computer is an input AND output device. You input on the screen through touch, and it outputs through graphics.
Detailed explanation-2: -An input mechanism to allow the user to interact with the phone. The most common input mechanism is a keypad, but touch screens are also found in smartphones. Basic mobile phone services to allow users to make calls and send text messages. All GSM phones use a SIM card to allow an account to be swapped among devices.
Detailed explanation-3: -The most common input devices are the keyboard, mouse, and touch screen. Portable keyboard, wireless mouse, and iPhone. There are hundreds of other input devices, like microphones to capture sound waves, scanners to capture image data, and virtual reality devices to capture our body movements.
Detailed explanation-4: -Many cell phones have two signal strengths: 0.6 watts and 3 watts (for comparison, most CB radios transmit at 4 watts).