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Flashcards: CompTIA A+ Core 1: Video Cables
What is the proper connector name for the Video Graphics Array (VGA) cable?
DB-15
What color are DB-15 connectors?
They should be blue
True or False: VGA transmits an analog signal
True
When does a VGA signal begin to degrade?
5-10m
How many pins are in a DB-15 connector?
15
How many pins are in an HDMI connector?
19
True or False: HDMI transmits an analog signal
False - HDMI is fully digital
When does an HDMI signal begin to degrade?
~20m
What is the primary difference between DisplayPort and HDMI signals?
DisplayPort transmits information in packets much like ethernet and PCIe
Define and describe DVI
Digital Visual Interface, is an older video standard with many variants for specific purposes
What is DVI-A?
DVI for analog signals
What is DVI-D?
DVI for digital signals
What is DVI-I?
DVI-Integrated, can carry both digital and analog signals
What is the biggest drawback of DVI?
It cannot carry audio
What is the difference between single and dual link DVI?
Dual link carries twice as much information
What are the data transfer rates of single link and dual link DVI?
3.7Gbps and 7.4Gbps respectively