Chapter 2 Flashcards
With audio connectors which is green and which is pink?
Pink - microphone
Green - speaker
What are the 4 categories of display devices?
CRT
Projector
Flat screen
Touch screen
What are projectors measured in?
Lumens
What are the most common types of flat screen TV?
LCD
LED
Plasma
Which of the flat screens use a liquid display?
Plasma
What is a digitizer?
A device that picks up the signal from your phone when you touch it
True or false
A touchscreen is both an output and input device
True
List the video connectors
VGA the oldest, blue DVI USB HDMI Display port Mini display port Thunderbolt
How many pins does a VGA have!
15
Which video connection can used both analog and digital signal?
DVI
Which connector is considered a super speed device?
USB 3
What are the advantages of a HDMI?
Fast
Reliable
Carry audio signals, network connectivity and video
Which connector has a symbolic lighting bolt on it?
Thunderbolt
Thunderbolt is for which technology?
Apple
Which device uses a degauss button?
CRT
List the types of external storage
Flash drive Memory card External hard drive External optical drives Network attached storage
Which external storage device is popular with digital cameras, video cameras and portable game devices
Memory card
What will external hard drive use to connect!
USB
FirwWire
ESata
Thunderbolt
What color are super speed connectors usually?
Blue
How many devices can an eSata support on a single bus
15
Does the eData interface provide power?
No
True or false FireWire is for Apple
True
True or false
The Thunderbolt is an upgraded version of the FireWire?
True
List the communication connectors
Network connector
Telephone connector
Name a network connector
RJ45/register jack 45/Ethernet connector
What kind of cable is connected to a RJ45 connector?
Twisted pair cable
What is the name of the telephone connector?
RJ11
Which connectors do keyboards use?
PS/2 port
USB
What color is the keyboard port usually?
Purple
What color is the mouse port usually?
Green
Give some pointing devices
Mouse Touchpad Joystick Stylus pen Trackball
When computers send data serially, how is it sent
One bit at a time
When printers use parallel communication how is data received?
8 bits at a time
How many pins does the printer port have
25 pins
Provide the steps for an internal device installation.
Power off computer
Remove component being replaced
Insert new device
Turn on computer
List all connectors and what they are used for
VGA - video analog DVI - video analog & digital HDMI - video digital Display port - video digital Thunderbolt - video, hard drive, audio, docks, PCIs expansion USB - keyboard, mouse, printers +others FireWire - digital video camera,hard drive, macOD, Linux network eSATA - hard drives & optical drives PS/2 - keyboards & mouse Parallel - printers Serial - modem, printer, mouse, control console for server and router RJ-45 - network cards RJ-11 - modems
