BigG_ResInFun Flashcards

(110 cards)

1
Q

We use this technology to turn a band of radio frequencies into a data pipe.

A

DOCSIS

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2
Q

This is a combination of two or more computers or devices that share information and communicate through various topologies.

A

Network

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3
Q

This is a group of computers and associated devices such as printers and servers that share a common communication line and other resources within a small geographical area.

A

LAN

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4
Q

LAN

A

Local Area Network

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5
Q

This is a computer that handles requests for data, e-mail, file transfers and other network services from other computers.

A

Server

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6
Q

This is the authentication of a user as having a valid account on the system with legitimate access to its resources, usually determined during login by username and password.

A

Authentication

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7
Q

A group of computers geographically far apart, but connected.

A

WAN

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8
Q

WAN

A

Wide Area Network

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9
Q

The largest version of a WAN

A

The Internet

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10
Q

The maximum throughput of a logical or physical communication path in a digital communication system.

A

Bandwidth

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11
Q

This term is often used to refer to the range of frequencies able to distribute telecommunications services.

A

Bandwidth

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12
Q

The width of a band of frequencies.

A

Bandwidth

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13
Q

The number of bits in a byte.

A

8

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14
Q

This term is short for “binary digit”.

A

Bit

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15
Q

This refers to an electrical impulse representing a zero or one - the smallest unit of measurement a computer can handle.

A

Bit

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16
Q

This is used to express the rate at which data is transmitted or processed.

A

Bit Rate or Bits per Second/bps

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17
Q

The number of bits in a kilobit.

A

1024

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18
Q

The number of bytes in a kilobyte.

A

1024

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19
Q

The term for one character stored or processed by a computer.

A

Byte

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20
Q

KB

A

Kilobyte

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21
Q

Kb

A

Kilobit

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22
Q

Mb

A

Megabit

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23
Q

MB

A

Megabyte

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24
Q

The approximate amount of bits in a Mb.

A

1 million

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25
The approximate amount of bytes in a MB.
1 million
26
GB
Gigabyte
27
Gb
Gigabit
28
The approximate amount of bits in a Gb.
1 billion
29
The approximate amount of bytes in a GB.
1 billion
30
The amount of megabits in a Gb.
1024
31
The amount of megabytes in a GB.
1024
32
The IEEE specifications that define an Ethernet network.
802.3 and 802.11
33
IEEE
Institute of Electrical and Electronics Engineers
34
NIC
Network Interface Card
35
A computer circuit board or card that installed in a computer so that it can be connected to a network.
NIC
36
Mbps
Megabits per second.
37
The standard 8-pin connector used to network computers over an Ethernet connection.
RJ-45
38
The two typical sizes of wire used in twisted pair cabling.
22 and 24 AWG
39
The two types of twisted pair cabling.
STP and UTP
40
The organizations that defined the standards for twisted pair cables, certifying them for different data rates and termination standards.
EIA and TIA
41
EIA
Electronic Industries Alliance
42
TIA
Telecommunications Industry Alliance
43
Maximum speed of Cat3 cables.
10 Mbps
44
Maximum speed of Cat5 cables.
100 Mbps
45
Maximum speed of Cat5e cables.
1000 Mbps
46
Maximum speed of Cat6/6e cables.
10 Gbps
47
The approximate radius for the 2.4 GHz frequency defined by the IEEE.
300 feet
48
The approximate radius for the 5 GHz frequency defined by the IEEE.
150 feet
49
The theoretical speed for WiFi-1.
11 Mbps
50
The theoretical speed for WiFi-2.
54 Mbps
51
The theoretical speed for WiFi-3.
54 Mbps
52
The theoretical speeds for WiFi-4.
300 and 600 Mbps
53
The theoretical speeds for WiFi-5.
450 Mbps and 1.3 Gbps
54
The theoretical speeds for WiFi-6.
1.3 and 10 Gbps
55
The IEEE standard for WiFi-1.
802.11b
56
The IEEE standard for WiFi-2.
802.11a
57
The IEEE standard for WiFi-3.
802.11g
58
The IEEE standard for WiFi-4.
802.11n
59
The IEEE standard for WiFi-5.
802.11ac
60
The IEEE standard for WiFi-6.
802.11ax
61
The WiFi version described in 802.11b.
WiFi 1
62
The WiFi version described in 802.11a.
WiFi 2
63
The WiFi version described in 802.11g.
WiFi 3
64
The WiFi version described in 802.11n.
WiFi 4
65
The WiFi version described in 802.11ac.
WiFi 5
66
The WiFi version described in 802.11ax.
WiFi 6
67
To connect to a wireless network, the user selects this, a name that has been assigned to the local wireless network.
SSID
68
SSID
Service Set Identifier
69
WEP
Wired Equivalent Privacy
70
WPA
WiFi Protected Access
71
WPA2
WiFi Protected Access version 2
72
This type of network allows access to any client or user without and authorization.
Open
73
MAC Address
Media Access Control
74
A unique physical address, also called a hardware address, that all devices that rely on computer network connections have.
MAC Address
75
A method of encrypting the network by using a pre-shared key.
WEP
76
The key for WEP can be this range long.
10 to 26
77
The type of characters a WEP key can use.
Hexadecimal
78
This uses a TKIP or AES to authenticate a wireless network.
WPA
79
The key for WPA can be this range long.
8 to 63
80
The type of characters a WPA key can use.
Plain Text
81
TKIP
Temporal Key Integrity Protocol
82
AES
Advanced Encryption Standard
83
MAC addresses are comprised of this many hexadecimal digits separated by colons or dashes.
12
84
MAC addresses are comprised of 12 of this type of character.
Hexadecimal
85
A set of rules and conventions that specifically governs how computers exchange information over a network medium.
Protocol
86
The two versions of IP Address.
IPv4 and IPv6
87
The 4 types of IP addresses.
Private, Loopback, Automatic Private, and Public
88
These IP addresses are select ranges reserved for internal network usage and cannot be used on the public Internet.
Private
89
These IP addresses are assigned to a device's NIC and used to verify that the IP function is operating correctly on the device.
Loopback
90
These IP addresses are used for hosts or computers that have requested an IP address but have not been assigned one after a certain amount of time.
Automatic Private
91
A missing IPv4 address will generate this address, and if present, it indicates a problem.
APIPA
92
These IP addresses are used across the public Internet and are visible to other networks and devices.
Public
93
IP addresses can be assigned in these three ways.
Dynamic, Static, and Reserved
94
This type of assignment of IP address is done through the DHCP server, which assigns an IP address when a device requests one.
Dynamic
95
A protocol for assigning dynamic IP addresses to devices on a network.
DHCP
96
DHCP
Dynamic Host Configuration Protocol
97
These IP addresses are manually entered by an administrator or user and does not use the DHCP server.
Static
98
This can be done for an IP address by the DHCP server for particular devices.
Reserved
99
These identify computers and devices on a network without needing to remember an IP address.
Domain Names
100
DNS
Domain Name Service
101
The authoritative name servers that serve the DNS root zone.
Root Servers
102
The number of root servers for the DNS.
13
103
These devices connect multiple devices to a single LAN.
Switches
104
These devices send data between two or more networks, according to IP.
Routers
105
Are used in accordance with one or more 802.11 standards to extend a network over air through the use of radio waves.
Access Point
106
Term used to describe the transmission of data in only one direction at a time.
Half-Duplex
107
Term used to describe the simultaneous sending and receiving of data.
Full-Duplex
108
Many companies make devices that have a router, switch, and access point merged into a single device, often referred to as this.
Gateway
109
The characteristic impedance for 22 or 24 AWG twisted pair cabling.
100 ohms
110
The most common and strongest type of wireless encryption.
WPA2