Chapt 2 Flashcards
Speakers use _____ in or (_____mm) plugs and are usually what color?
Speakers use 1/8” (3.5mm) plugs
Usually green
Sound cards can have what type of game port?
Older sound cards had a DA-15 game port for a joystick
DA-15 port is for?
Older sound cards had a DA-15 game port for a joystick
CRT
Cathode Ray Tube (CRT)
LCD
Liquid Crystal Display (LCD)
Projectors can be what type of display?
Can be CRT or Liquid Crystal Display (LCD)
Projector output is measured in ?
Lumens
Flat screen displays can be what 3 types?
LCD
Light-Emitting Diode (LED)
Plasma
VGA
Video Graphics Array (VGA)
DVI
Digital Visual Interface (DVI)
USB
Universal Serial Bus (USB)
HDMI
High Definition Multimedia Interface (HDMI)
VGA has how many pins?
15
VGA is usually what color?
Blue
Display Port looks like?
eSATA.
xxxxxxx
x. x
Network connectors RJ ?
45
Telephone connectors RJ
11
Printers are either?
Inkjet or laser
Printer Connections (4)?
Serial
Parallel
USB
Network
First step in Installing Internal Devices
Power off
Last step in internal component install after power on?
verify functionality
NFC
near-field communications (NFC).
Range of NFC
typically requiring a distance of 4cm or less to initiate a connection
Bluetooth class 2 max power output _____mW and max range of ________
Class 2: maximum output power 2,5 mW (4 dBm). Normal usage, range up to about 10 m;
Bluetooth class 1 max power output _____mW and max range of ________
Class 1: maximum output power 100 mW (20 dBm). Used for extended range up to about 100 m
Bluetooth class 3 max power output _____mW and max range of ________
Class 3: maximum output power 1 mW (0 dBm). Short range communications from 10 cm up to 1 m.
Before PS/2, mice could use ______ ports.
Serial
Laser printers use ________ to create images
Laser printers use a powdery toner
inkjet printers use _______ to create images
liquid ink in small cartridges.
____ printers use a powdery plastic substance to create images
laser
color inkjet printers use ink cartridges called?
CMYK
the oldest computer display devices are ?
CRTs
____ replaced CRTs as the most common type of display device
flatscreens
what are some types of pointing devices?
mouse, touchpad, joystick, stylus pen, trackball
flash drives and NAS are examples of what?
external storage devices
the first commonly used digital video connector was ?
DVI
what is the most common video connector, also used with televisions?
HDMI
popular connectors for external hard drives are ?
USB, FireWire, eSATA, Thunderbolt
the _______ port was also called the printer port
parallel
the name of the round keyboard and mouse connector is?
PS/2
twisted pair network cables have a(n) ______ connector at the end
RJ 45
telephone cables have a(n) _______ connector at the end
RJ 11
which two external connector types were developed by apple?
FireWire and thunderbolt
the most common connector used today for keyboards and mice is?
USB
a device that has multiple external hard drives and network capability is called what?
NAS
another name for the serial port is ?
RS 232
_____ are display devices that let you input as well
touch screens
what are three wireless networking technologies used today?
WiFi, bluetooth, NFC(RF)
what is it called when widows auto detects new hardware and installs the driver?
plug and play
your friend discovered a joystick in a box in the attic, what type of connector might this have? choose two
DA15
RS-232
USB
PS/2
DA15 and USB
what is the name of the round connector that is used for keyboards and mice?
USB
PS/2
Parallel
Serial
PS/2
you have two mac computers running macOS, and you want to connect them into a network. which two types of connectors can help you do this?
FireWire
eSATA
RJ 11
RJ 45
FireWire and RJ 45
which of the following ports is a keyboard and mouse interface port and also known as a PS/2 port?
RJ port
displayPort port
mini-DIN 6 connector
USB port
mini DIN 6 connector
you have a color inkjet printer, what type of ink cartridge does it most likely use?
RGB
CMYK
CMYB
ROYGBIV
CMYK
which type of printer uses a powdery substance to create images on paper?
laser
inkjet
thermal
powder
laser
what is the name of the connector that you are likely to find at the end of a twisted pair network cable?
FireWire
HDMI
RJ 45
RJ 11
RJ 45
you want to install a device in your office that allows for extra storage and has built in fault tolerance. which device do you need?
external hard drive
NAS
RAS
SAS
NAS
you want to use the video connector with the best resolution. which one should you pick?
DVI
component
HDMI
HEMI
HDMI
which of the following are wireless networking technologies?
choose two.
NFC
DVI
RJ 45
bluetooth
NFC and bluetooth
which of the following ports was developed by apple and is found on macbooks?
eSATA
S-video
Thunderbolt
Mac Video
thunderbolt
in your office you need to set up your computer for a video teleconference with another office. what peripheral do you need to make this work?
CRT, Scanner, Webcam, Projector
webcam
which device is a sort of inverted mouse with a ball?
touchpad
trackball
joystick
stylus pen
trackball
which of the following connectors provides the fastest speed?
Thunderbolt, DVI, USB, RJ 45
thunderbolt
which of the following connectors is used as a telephone connector?
RJ 45, VGA, eSATA, RJ 11
RJ 11
which of the following statements is true about DVI connectors?
they are analog only
they are digital only
they support hybrid video technology
they are digital and analog
they are digital and analog
which of the following connectors does not provide digital video output?
HDMI, DVI, VGA, Thunderbolt
VGA
one of your friends asks you if you have any SuperSpeed devices. what type of device is she talking about?
eSATA
SSD
CRT
USB
USB
rebecca points at a flat square below her keyboard on her laptop. what is it?
touchpad
speaker
webcam
touchstick
touchpad
robert complains that the cursor on his laptop screen often jumps around unexpectedly when he’s typing. what can he do to solve the problem?
reinstall the video driver
reinstall the mouse driver
stop typing
disable the touchpad
reboot the computer
disable the touchpad
referred to as bubble jet printers.
laser or inkjet
inkjet
uses toner, which is stored in a replaceable toner cartridge.
laser or inkjet
laser
contains very few parts and this are inexpensive to manufacture.
laser or inkjet
inkjet
works much like a photocopier.
laser or inkjet
laser
produces more pages and are generally more cost-effective on a per-page basis.
laser or inkjet
laser
_________ printer uses impact printing technology
inkjet, thermal, laser, dot-matrix, daisy-wheel, line
daisy-wheel
laptop or tablet?
a variety of external ports, such as VGA, HDMI, eSATA and multiple USB ports
laptop
laptop or tablet?
a multitouch screen technology
tablet
laptop or tablet?
SATA or PATA compatible hard drives
laptop
laptop or tablet?
an android or iOS operating system
tablet
laptop or tablet?
a type of DDR RAM
laptop
which of the following connector types are used by a printer to work? choose all that apply.
A) firewire
B) USB
C) PS/2
D) RJ-11
E) parallel
firewire, USB, parallel
your friend discovered a joystick in a box of his brother’s items in the attic. what type of connector might this joystick have? choose all that apply.
A) RS-232
B) DA15
C) PS/2
D) USB
DA15 and USB
which of the following statements are true of resolution? choose all that apply.
A) it is expressed in millimeters or dots per inch
B) it is the measurement between triads on the display
C) it is defined by how many software picture elements (pixels) are used to draw the screen
D) it is described in terms of the visible image’s dimensions
C) it is defined by how many software picture elements (pixels) are used to draw the screen
D) it is described in terms of the visible image’s dimensions
dot pitch = the measurement between triads on the display and can be expressed in millimeters or dots per inch
what video resolution does the HDMI 2.1 version support?
A) 2k and 4k
B) 8k and 16k
C) 4k and 6k
D) 4k and 8k
4k and 8k
display port was designed to be an industry standard and has replaced some ports. which of the following ports are replaced by it? choose all that apply.
A) HDMI
B) USB
C) VGA
D) DVI
VGA and DVI
which of the following combinations is NOT correct for the connectors and their primary uses?
A) serial (modem, printers, mice, control console for server and router management)
B) firewire (digital video cameras, hard drives, Mac OS and Linux networks)
C) eSATA (hard drives and optical drives)
D) parallel (network cards)
parallel (network cards)
parallel connectors are used for printers and RJ-45 connectors are used for network cards.