Most computers have three types of ports: serial, parallel, and USB. A serial port is a type of interface that connects a device to the system unit by transmitting data only one bit at a time. Serial ports usually connect devices that do not require fast data transmission rates, such as a mouse, keyboard, or modem.
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B-Everything you put online is available forever. Messages or photos will never be permanently deleted from memory cards on cameras or cell phones.
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false well if u know someone u can click it
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Penguin is used as the official mascot to the linux operating system
Wipe off the hard drive with a software eraser but it won't be quick and won't work on defective disks
