USB Cables Flashcards
A D-shaped sub miniature pin that goes into the back of the computer and has two thumb screws on the side.
DB 25 Connector
A cable that sends data in ones and zeroes in a straight line, but it can only send one bit at a time, which is measured at the speed of cables in bits per second.
Serial Cable
USB known as full speed and runs at 12 megabits per second.
USB 1.1
USB Known as high speed and runs at 480 megabits per second.
USB 2.0
USB known as super speed and is at least 5 gigabits per second.
USB 3.0
USB that runs at 5 gigbits per second.
USB 3.1 Gen One
USB that runs at 10 gigabits per second
USB 3.1 Gen Two
USB that runs at 20 gigabites per second
USB 3.2 Gen 2x2
The most modern version of USB and can run at 40 gigabits per second.
USB 4
What’s the longest distance is supported by USB 1.0 without affecting speed?
3 Meters (9 feet)
What’s the longest distance supported by USB 1.1 and 2.0?
5 meters (15 feet)
What’s the longest distance supported by USB 3.0 and 4?
3 meters (9 feet)
What USB can provide 500 milliamps or .5 amps?
USB 1.0/2.0
What USB can provide 900 milliamps or .9 amps?
USB 3.0
What are the two most common USB connections on modern computers?
USB type A and C