Compare parallel port and serial port

The parallel port uses a pin D-shaped connector, or commonly referred to as DB25 connector. A serial port is a great alternative to the parallel port where the bits of data is sent one at a time in a single stream of 1s and 0s along a single wire. So, speed of transmission is higher in parallel ports because they are capable of delivering multiple streams of data all at once, thereby eliminating crosstalk and errors.

So, relatively more wires are used in parallel port communication. Serial ports are relatively slower in terms of transmission speed because they are able to transmit only a single stream of data at a time over a single wire. Unlike parallel communication, you can increase the length of the wire as needed in serial communication. The serial port is used to connect devices such as mouse, modems, gaming controllers, older printers, etc.

However, the modern serial ports are used to connect devices such as security cameras, flat-screen monitors, GPS receivers, telescopes, power inverters, etc. In a nutshell, a parallel port is a parallel interface for connecting computer peripherals that require relatively high bandwidth.

It is a connection of eight or more wires through which bits of data can be transmitted simultaneously. With a serial interface, bits of data are transmitted one at a time over a single wire, or in case of wireless communication, a single transmission path. Serial ports are relatively slower than parallel ports in terms of transmission speed. And a parallel interface accommodates a higher volume of data than a serial interface because multiple bits of data are transmitted all at once through a parallel interface.

Difference Between Similar Terms and Objects. MLA 8 Khillar, Sagar. Name required. Email required. Please note: comment moderation is enabled and may delay your comment. There is no need to resubmit your comment. Usually, because a serial port doesn't have to deal with the problem of signal skew that can jumble the data on a parallel port and gets worse proportional to distance. It's kinda like a perpendicular serial port, but instead of intersecting it just kinda lines up.

Multiple bits can be transfered per cycle. A serial port only allows a single bit of data through at a time. A parallel port allows multiple bits of data through at a time. Go to Control Panel click on Add Hardward use the buildt in wizard to help you reroute the serial port print to a parallel printer. A mouse is a peripheral device which can be plugged into a serial port on older PC's.

Nowadays mouse's are plugged in via USB connection. Gallo makes a nice port. San Francisco is a port as is Southampton. There are serial and parallel ports Portholes. Because it was designed to transfer data faster. Log in. Computer Hardware. Study now. See answer 1. Best Answer. Hope that helps. Study guides. Computer Networking 27 cards. What is the most popular way an internal DVD drive interfaces with a motherboard.

A DVD can only use the top surface for data. Which holds more data a microdrve or a zip drive. Q: Compare parallel port and serial port? Write your answer Related questions. Is prn a serial port? What is faster parallel or serial port? The figure of the pin connector for DB-9 is shown below.

Unlike a serial port, a parallel port can move a set of 8 bits on eight different lines at once. That's why it's faster than serial communication.

Unlike a serial port, it uses a pin connector called a DB connector. To eliminate crosstalk and errors, all bit streams need to transmit data at the same speed in parallel communication. However, this is unrealistic.

For this reason, in parallel communication, transmission lines are preferred to be short. Therefore, for this reason, in parallel communication, transmission lines are preferred to be short. The figure of the pin connector for DB is shown below. Compared withaparallel ports, the transmission speed of serial ports is relatively low. The transmission speed of parallel ports is higher than that of serial ports.