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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
Q

What is a modem port

A

Used to connect dial up phone lines to computers.

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26
Q

What is considered internal components of a computer

A

All of the main components installed inside the computer case

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27
Q

What is a motherboard

A

The largest and most important circuit board in the computer.

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28
Q

How does the CPU connect to the motherboard

A

It is contained in a socket

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29
Q

What is a CPU

A

A processor that does most of the processing of data and instructions for the entire system

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30
Q

What does CPU stand for

A

central processing unit

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31
Q

What is a heat sink

A

A unit consisting of metal fins that draw heat away from a component

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32
Q

What is the processor cooler

A

The fan and heat sink together

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33
Q

What is an expansion card

A

A circuit board that provides more ports than those provided by the motherboard.

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34
Q

What is DIMM used for

A

A memory slot used to hold memory modules

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35
Q

What does DIMM stand for

A

Dual inline memory module

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36
Q

What is RAM used for

A

a temporary storage for data and instructions as they are being processed by the CPU

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37
Q

What does RAM stand for

A

Random Access Memory

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38
Q

Where is video memory contained

A

Inside the video card

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39
Q

What is video memory

A

Embedded RAM chips in video cards

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40
Q

What is a HDD

A

A permanent storage used to hold data and programs

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41
Q

What does HDD stand for

A

Hard disk drive

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42
Q

What is a power supply unit used for

A

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

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43
Q

What does PSU stand for

A

power supply unit

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44
Q

What are form factors

A

The standards that describe the size, shape, screw hole positions and major features of the interconnected components of a computer tower

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45
Q

What is the most commonly used form factor

A

The ATX form factor

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46
Q

What does ATX stand for

A

Advanced technology extended

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47
Q

what is the 20pin P1 connector used for in the early ATX system

A

The main motherboard power connector used in early ATX systems

48
Q

What is the 24pin P1 connector used for in the ATX system

A

The main motherboard power connector used today in the ATX systems

49
Q

What is the 4pin 12V connector used for in the ATX system

A

It is an auxiliary motherboard connector which is used for an extra 12V power to the processor

50
Q

What is the 8 pin 12V connector used for in the ATX systems

A

an auxiliary motherboard connector which is used for extra 12v power to the processor (MORE POWERFUL THAN 4PIN)

51
Q

What is the advantage to chasing the 8pin 12v connector over the 4 pin 12v connector

A

8 pin is more powerful

52
Q

What is the 4 pin molex connector used for in the ATX systems

A

used for older IDE drives and some newer SATA drives. It can provide 5V and 12V to the drive

53
Q

What is the 15pin SATA power connector used for in the ATX systems

A

Used for SATA drives. It can provide 3.3V, 5V, 12V

54
Q

What is the 4pin Berg connector used for in the ATX systems

A

Used by older floppy disk drives

55
Q

What is the PCIe 6pin connector used for in the ATX systems

A

provides an extra 12v for high end video cards (V1)

56
Q

What is the PCIe 8 pin connector used for in the ATX systems

A

provides an extra 12V for high end video cards (V2)

57
Q

What is the PCIe 6/8 pin connector used for

A

used by high end video cards to provide extra voltage to the card and can accommodate a 6/8 hole port

58
Q

What does PCI stand for

A

Peripheral Component Interconnect

59
Q

What is PCI used for

A

Used as expansion slots on motherboard

60
Q

What is a microATX form factor and what are its benefits

A

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
Q

What is a laptop designed for

A

It is designed for portability

62
Q

What is a netbook

A

A variation of a laptop that is smaller and less expensive than a laptop and has fewer features

63
Q

What is an all in one computer

A

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
Q

What is a USB to Wifi dongle used for

A

Allows you to connect a laptop that doesn’t have wireless capability to a wireless network

65
Q

What is a cellular network

A

A cellular network consists of geographical areas of coverage called cells

66
Q

What is a base station

A

A tower that controls the cells used in a cellular network

67
Q

What is a USB to bluetooth adapter used for

A

To connect a bluetooth wireless device

68
Q

What is bluetooth

A

A short-range wireless technology used to connect two devices in a small personal network

69
Q

What is a USB optical drive used for

A

It allows you to use CDs and DVDs with a laptop

70
Q

What is airplane mode

A

When all wireless technologies are turned off

71
Q

What does GPS stand for

A

Global Positioning System

72
Q

What is GPS used for

A

To calculate the relative position to the earth

73
Q

What were express cards used for

A

Slots that were used to connect peripheral devices

74
Q

What does PCMCIA stand for

A

Personal Computer Memory Card International Association

75
Q

What were the two sizes of Express Cards

A

34 and 54

76
Q

What is a docking port used for

A

To allow connection to a docking station

77
Q

What is a docking station used for

A

Provides ports to allow a laptop to easily connect to peripheral devices such as an external monitor

78
Q

What is a smart phone

A

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
Q

What is a tablet

A

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
Q

What is a phablet

A

Has the same capabilities of a smart phone or tablet but is smaller than a tablet but larger than a smart phone

81
Q

What is an e-reader

A

a mobile device that holds digital versions of books, newspapers

82
Q

What are smart cameras

A

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
Q

What is wearable technology devices

A

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
Q

What are fitness monitors usually used for

A

can measure heart rate, count pool laps or miles jogged or biked, and a host of other activities.

85
Q

What is a SIM card

A

Information about your subscription. Required to use most cellular networks

86
Q

What does SIM stand for

A

Subscriber Identity Module card

87
Q

What is Infrared (IR connection)

A

A wireless connection that requires an unobstructed line of sight between transmitter and reciever

88
Q

What does NFC stand for

A

Near field communication

89
Q

What is NFC used for

A

A wireless technology that establishes a connection link between two NFC devices that are within 4 inches of each other.

90
Q

What are some examples of different USBs

A

MicroUSB,
MiniUSB
Lightening port

91
Q

What does tethered mean

A

Connected

92
Q

What is a wifi hotspot

A

A wifi broadcast so that other computers and devices can connect to it wirelessly

93
Q

What is a gyroscope

A

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
Q

What is an accelerometer

A

A type of gyroscope used in mobile devices to sense the physical position of the device

95
Q

What is geotracking

A

Tracking a devices whereabouts

96
Q

What is a SSD

A

A type of flash memory

97
Q

What does SSD stand for

A

Solid State Drive

98
Q

What are FRU used for

A

pieces inside of mobile devices that can be replaced

99
Q

What does FRU stand for

A

field replaceable units

100
Q

What is an ESD strap

A

A grounding bracelet used to protect against electrostatic discharge

101
Q

What is electrostatic discharge

A

Static electricity

102
Q

What is a post diagnostic card used for

A

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
Q

What is firmware

A

Programs and data stored on the motherboard

104
Q

What does the BIOS contain

A

System BIOS, startup BIOS and BIOS setup

105
Q

What is the system bios used for

A

To manage essential devices

106
Q

What is the startup BIOS used for

A

used to start the computer

107
Q

What is the BIOS setup used for

A

to change the motherboard configuration or settings

108
Q

What does BIOS stand for

A

basic input/output system

109
Q

What is the UEFI used for

A

It is a firmware that is more robust and secure than BIOS

110
Q

What does UEFI stand for

A

Unified Extensible Firmware Interface

111
Q

What is POST

A

A series of tests performed by the startup UEFI/BIOS when you first turn on a computer

112
Q

What does POST stand for

A

power-on self test

113
Q

What is a power supply tester used for

A

Used to measure the output of each connector coming from the power supply

114
Q

What is a multimeter used for

A

A general purpose tool that can measure several characteristics of electricity in a variety of devices

115
Q

What is a loopback plug used for

A

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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