ANSWER: The most obvious difference is size. The parallel port on the back of your computer is a 25-pin port, while the serial port has room for nine pins. But the real difference is in the way they ...

What is a serial port? Serial ports are generally built into the motherboard. This is why the connectors behind the casing that are connected to the motherboard by a wire cable can be used to connect ...

Serial ports were dropped before parallel ports were - my old R52 has a parallel port but not a serial port. A quick look at that list shows that the last Thinkpads that had the ports were the A31 and ...

Before USB standardized how we connect devices, computers were a tangle of incompatible ports. Here are the ones that USB ...

I have been working with computers since the late 70s, and that's not for boasting purposes, but to tell you where I come from. When I started, I was always told to NEVER plug/unplug the following ...

While the average computer user likely hasn’t given much thought to the lowly serial port in decades, the same can’t be said for the hardware hacker. Cheap serial-to-USB adapters are invaluable for ...

Getting data to a storage medium requires transmission. Parallel transmission has historically been the preferred way to write data to disk. But at current speeds, serial transmission can be faster ...

In 2003, the storage industry has taken major steps in transitioning from a decades-old interface technology to one that will potentially revolutionize the way new hard disk drives (HDDs) are designed ...

In 2016, Apple started to excise the good old USB-A port (the rectangular plug you always try to insert the wrong way) with USB-C ports (the little reversible oval) on all its laptops. It started with ...