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Information Systems > Chapter 1 > Flashcards

Chapter 1 Flashcards

1
Q

What is a VGA port used for

A

a VGa (Video Graphics array) port is a 15-pin, D-shaped, female port that transmits analog video. all older monitors use VGa ports.

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2
Q

What is analog

A

analog means a continuous signal with infinite variations

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3
Q

What is digital

A

digital is a series of binary values—1s and 0s

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4
Q

What is a S-VIDEO port used for

A

is a 4-pin or 7-pin round video port sometimes used to connect to a television.

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5
Q

What does VGA stand for

A

video graphics array

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6
Q

What is a DVI port used for

A

a DVI port transmits digital or analog video.

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7
Q

What is a HDMI port used for

A

an hDMI (high-Definition Multimedia Interface) port transmits digital video and audio

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8
Q

What does HDMI stand for

A

high-Definition Multimedia Interface

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9
Q

What is a display port used for

A

a Displayport transmits digital video and audio

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10
Q

What is a thunderbolt port used for

A

a thunderbolt port transmits video, data, and power on the same port and cable and is popular with apple computers.

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11
Q

How many peripherals can use the same thunderbolt port

A

6 if daisy chained together

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12
Q

What is a network/ethernet port used for

A

a network port, also called an ethernet port,

is used by a network cable to connect to the wired network.

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13
Q

What are the three audio ports and what are they used for

A

a system usually has three or more round audio ports for a microphone, audio in, audio out, and stereo audio out. these types of audio ports can transmit analog or digital data.

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14
Q

What is a S/PDIF sound port used for

A

an S/pDIF (Sony/philips Digital Interface) sound port connects to an external home theater audio system, providing digital au- dio output and the best signal quality.

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15
Q

What does S/pDIF stand for

A

Sony/philips Digital Interface

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16
Q

What is a S/pDIF port called when connected to a fiber optic cable

A

an optical connector

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17
Q

What is an optical connector

A

a s/pdIF port that has been connected to a fiber optic cable

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18
Q

What is a USB port used for

A

a USB port is a multipurpose I/O port that comes in several sizes and is used by many different devices,

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19
Q

What does USB stand for

A

Universal Serial Bus

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20
Q

What is a FireWire port used for

A

Used for high speed multimedia devices such as digital camcorders

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21
Q

What is an External sata port used for

A

an external Sata port is used by an external hard drive or other device using the eSata interface.

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22
Q

What is a PS/2 port used for

A

a pS/2 port is a round 6-pin port used by a keyboard or mouse. the ports look alike but are not in- terchangeable.

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23
Q

What is a serial port used for

A

you see a serial port on a router where the port is used to connect the router to a device a technician can use to monitor and manage the router.

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24
Q

What is a parallel port

A

25-pin female port used by older printers.

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25
What is a modem port
Used to connect dial up phone lines to computers.
26
What is considered internal components of a computer
All of the main components installed inside the computer case
27
What is a motherboard
The largest and most important circuit board in the computer.
28
How does the CPU connect to the motherboard
It is contained in a socket
29
What is a CPU
A processor that does most of the processing of data and instructions for the entire system
30
What does CPU stand for
central processing unit
31
What is a heat sink
A unit consisting of metal fins that draw heat away from a component
32
What is the processor cooler
The fan and heat sink together
33
What is an expansion card
A circuit board that provides more ports than those provided by the motherboard.
34
What is DIMM used for
A memory slot used to hold memory modules
35
What does DIMM stand for
Dual inline memory module
36
What is RAM used for
a temporary storage for data and instructions as they are being processed by the CPU
37
What does RAM stand for
Random Access Memory
38
Where is video memory contained
Inside the video card
39
What is video memory
Embedded RAM chips in video cards
40
What is a HDD
A permanent storage used to hold data and programs
41
What does HDD stand for
Hard disk drive
42
What is a power supply unit used for
A box installed in a corner of the computer case that receives and convert the house current so that the components inside the case can use it
43
What does PSU stand for
power supply unit
44
What are form factors
The standards that describe the size, shape, screw hole positions and major features of the interconnected components of a computer tower
45
What is the most commonly used form factor
The ATX form factor
46
What does ATX stand for
Advanced technology extended
47
what is the 20pin P1 connector used for in the early ATX system
The main motherboard power connector used in early ATX systems
48
What is the 24pin P1 connector used for in the ATX system
The main motherboard power connector used today in the ATX systems
49
What is the 4pin 12V connector used for in the ATX system
It is an auxiliary motherboard connector which is used for an extra 12V power to the processor
50
What is the 8 pin 12V connector used for in the ATX systems
an auxiliary motherboard connector which is used for extra 12v power to the processor (MORE POWERFUL THAN 4PIN)
51
What is the advantage to chasing the 8pin 12v connector over the 4 pin 12v connector
8 pin is more powerful
52
What is the 4 pin molex connector used for in the ATX systems
used for older IDE drives and some newer SATA drives. It can provide 5V and 12V to the drive
53
What is the 15pin SATA power connector used for in the ATX systems
Used for SATA drives. It can provide 3.3V, 5V, 12V
54
What is the 4pin Berg connector used for in the ATX systems
Used by older floppy disk drives
55
What is the PCIe 6pin connector used for in the ATX systems
provides an extra 12v for high end video cards (V1)
56
What is the PCIe 8 pin connector used for in the ATX systems
provides an extra 12V for high end video cards (V2)
57
What is the PCIe 6/8 pin connector used for
used by high end video cards to provide extra voltage to the card and can accommodate a 6/8 hole port
58
What does PCI stand for
Peripheral Component Interconnect
59
What is PCI used for
Used as expansion slots on motherboard
60
What is a microATX form factor and what are its benefits
A form factor variation that reduces the total cost of a system by reducing the number of expansion slots on the motherboard, reducing the power supplied to the board and allowing for a smaller case size.
61
What is a laptop designed for
It is designed for portability
62
What is a netbook
A variation of a laptop that is smaller and less expensive than a laptop and has fewer features
63
What is an all in one computer
A computer that has the monitor and computer case built in together and uses components that are common to both a laptop and a desktop
64
What is a USB to Wifi dongle used for
Allows you to connect a laptop that doesn't have wireless capability to a wireless network
65
What is a cellular network
A cellular network consists of geographical areas of coverage called cells
66
What is a base station
A tower that controls the cells used in a cellular network
67
What is a USB to bluetooth adapter used for
To connect a bluetooth wireless device
68
What is bluetooth
A short-range wireless technology used to connect two devices in a small personal network
69
What is a USB optical drive used for
It allows you to use CDs and DVDs with a laptop
70
What is airplane mode
When all wireless technologies are turned off
71
What does GPS stand for
Global Positioning System
72
What is GPS used for
To calculate the relative position to the earth
73
What were express cards used for
Slots that were used to connect peripheral devices
74
What does PCMCIA stand for
Personal Computer Memory Card International Association
75
What were the two sizes of Express Cards
34 and 54
76
What is a docking port used for
To allow connection to a docking station
77
What is a docking station used for
Provides ports to allow a laptop to easily connect to peripheral devices such as an external monitor
78
What is a smart phone
Primarily a cell phone that also includes ability to send text messages with photos, videos, surf the web, manage email, play games, take photos and download and use small applications
79
What is a tablet
tablet is a computing device with a touch screen that is larger than a smart phone and has functions similar to a smart phone
80
What is a phablet
Has the same capabilities of a smart phone or tablet but is smaller than a tablet but larger than a smart phone
81
What is an e-reader
a mobile device that holds digital versions of books, newspapers
82
What are smart cameras
is a digital camera that has embedded computing power to make decisions about the content of the photos or videos it records, including transmitting alerts over a wired or wireless network when it records certain content.
83
What is wearable technology devices
including wristbands, arm bands, eyeglasses, headsets, and clothing, can be used as computing devices to make phone calls, send text messages, transmit data, and check email
84
What are fitness monitors usually used for
can measure heart rate, count pool laps or miles jogged or biked, and a host of other activities.
85
What is a SIM card
Information about your subscription. Required to use most cellular networks
86
What does SIM stand for
Subscriber Identity Module card
87
What is Infrared (IR connection)
A wireless connection that requires an unobstructed line of sight between transmitter and reciever
88
What does NFC stand for
Near field communication
89
What is NFC used for
A wireless technology that establishes a connection link between two NFC devices that are within 4 inches of each other.
90
What are some examples of different USBs
MicroUSB, MiniUSB Lightening port
91
What does tethered mean
Connected
92
What is a wifi hotspot
A wifi broadcast so that other computers and devices can connect to it wirelessly
93
What is a gyroscope
A device containing a disc that is free to move and can respond to gravity as the device is moved so it can tell the direction of motion
94
What is an accelerometer
A type of gyroscope used in mobile devices to sense the physical position of the device
95
What is geotracking
Tracking a devices whereabouts
96
What is a SSD
A type of flash memory
97
What does SSD stand for
Solid State Drive
98
What are FRU used for
pieces inside of mobile devices that can be replaced
99
What does FRU stand for
field replaceable units
100
What is an ESD strap
A grounding bracelet used to protect against electrostatic discharge
101
What is electrostatic discharge
Static electricity
102
What is a post diagnostic card used for
A motherboard testing card that can be of great help to discover and report computer errors and conflicts that occur when you first turn on a computer and before the operating system is launched
103
What is firmware
Programs and data stored on the motherboard
104
What does the BIOS contain
System BIOS, startup BIOS and BIOS setup
105
What is the system bios used for
To manage essential devices
106
What is the startup BIOS used for
used to start the computer
107
What is the BIOS setup used for
to change the motherboard configuration or settings
108
What does BIOS stand for
basic input/output system
109
What is the UEFI used for
It is a firmware that is more robust and secure than BIOS
110
What does UEFI stand for
Unified Extensible Firmware Interface
111
What is POST
A series of tests performed by the startup UEFI/BIOS when you first turn on a computer
112
What does POST stand for
power-on self test
113
What is a power supply tester used for
Used to measure the output of each connector coming from the power supply
114
What is a multimeter used for
A general purpose tool that can measure several characteristics of electricity in a variety of devices
115
What is a loopback plug used for
Used to test a port in a computer or other device to make sure the port is working

Information Systems (15 decks)

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