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CompTIA A+ Core 1 > networking > Flashcards

networking Flashcards

1
Q

An IPv4 address provides what two pieces of info encoded within the same value

A

The network number (network ID)
and the host number (host ID)

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2
Q

what is a prefix

A

a prefix is a 32-bit value with a given number of contiguous bits all set to 1

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3
Q

what would the binary value of a /24 prefix be

A

11111111 11111111 11111111 00000000

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4
Q

what would the binary value of a /16 prefix be

A

11111111 11111111 00000000 00000000

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5
Q

express the /24 prefix in dotted decimal notation as a subnet mask

A

255.255.255.0

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6
Q

TCP/IP

A

Transmission Control Protocol/Internet Protocol

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7
Q

URL

A

Uniform Resource Locator

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8
Q

LAN

A

Local Area Network

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9
Q

WLAN

A

Wireless Local Area Network

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10
Q

WAN

A

Wide Area Network

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11
Q

ISP

A

Internet Service Provider

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12
Q

MAN

A

Metropolitan Area Network

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13
Q

SOHO

A

Small Office Home Office

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14
Q

VPN

A

Virtual Private Network

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15
Q

SAN

A

Storage Area Network

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16
Q

MAC

A

Media Access Control

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17
Q

PoE

A

Power over Ethernet

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18
Q

VoIP

A

Voice over Internet Protocol

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19
Q

UTP

A

Unshielded Twisted Pair

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20
Q

STP

A

Shielded Twisted Pair

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21
Q

ScTP

A

Screened Twisted Pair

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22
Q

F/UTP

A

Foiled/unshielded Twisted Pair

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23
Q

FTP

A

Foiled Twisted Pair

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24
Q

S/FTP

A

Shielded/Foiled Twisted Pair

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25
Q

SMF

A

Single-Mode Fiber

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26
Q

MMF

A

Multi-Mode Fiber

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27
Q

VCSELs

A

Vertical Cavity Surface Lasers

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28
Q

ST

A

Straight Tip

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29
Q

SC

A

Subscriber Connector

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30
Q

IXP

A

Internet Exchange Point

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31
Q

PoP

A

Point of Presence

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32
Q

DSL

A

Digital Subscriber Line

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33
Q

PTSN

A

Public Switched Telephone Network

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34
Q

POTS

A

Plain Old Telephone System

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35
Q

ADSL

A

Asymmetrical DSL

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36
Q

CATV

A

Cable Access TV

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37
Q

HFC

A

Hybrid Fiber Coax

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38
Q

DOCSIS

A

Data Over Cable Service Interface Specification

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39
Q

CMTS

A

Cable Modem Termination System

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40
Q

FTTC

A

Fiber To The Curb

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41
Q

VDSL

A

Very high-speed DSL

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42
Q

FTTP

A

Fiber To The Premises

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43
Q

PON

A

Passive Optical Network

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44
Q

OLT

A

Optical Line Terminal

45
Q

ONT

A

Optical Network Terminal

46
Q

RTT

A

Round Trip Time

47
Q

VSAT

A

Very Small Aperture Terminal

48
Q

DVB-S

A

Digital Video Broadcast Satellite

49
Q

LEO

A

Low Earth Orbital

50
Q

IoT

A

Internet of Things

51
Q

GSM

A

Global Systems for Mobile communications

52
Q

CDMA

A

Code Division Multiple Access

53
Q

LTE

A

Long-Term Evolution

54
Q

SIM

A

Subscriber Identity Module

55
Q

ACL

A

Access Control List

56
Q

UTM

A

Unified Threat Management

57
Q

AP

A

Access Point

58
Q

BSS

A

Basic Service Set

59
Q

DS

A

Distribution System

60
Q

DFS

A

Dynamic Frequency Selection

61
Q

MIMO

A

Multiple Input Multiple Output

62
Q

MU-MIMO

A

Multi-User MIMO

63
Q

DL MU-MIMO

A

DownLink MU-MIMO

64
Q

OFDMA

A

Orthogonal Frequency Division Multiple Access

65
Q

SSID

A

Service Set Identifier

66
Q

ASCII

A

American Standard Code for Information Interchange

67
Q

SNR

A

Signal-to-Noise Ratio

68
Q

dBi

A

Decibels isotropic

69
Q

EIRP

A

Effective Isotropic Radiated Power

70
Q

ARP

A

address resolution protocol

71
Q

how does the transport layer identify each type of network application

A

by assigning each a port number between 0 and 65535

72
Q

ACK

A

acknowledge

73
Q

NACK

A

Negative Acknowledgement

74
Q

HTTP/HTTPS

A

HyperText Transfer Protocol/HyperText Transfer Protocol Secure

75
Q

SSH

A

Secure Shell

76
Q

UDP

A

User Datagram Protocol

77
Q

DHCP

A

Dynamic Host Configuration Protocol

78
Q

TFTP

A

Trivial File Transfer Protocol

79
Q

IANA

A

Internet Assigned Numbers Authority

80
Q

subnet

A
81
Q

FQDN

A

fully qualified domain name

82
Q

TLD

A

top-level domain

83
Q

DNS

A

domain name system

84
Q

APIPA

A

Automatic Private IP Addressing

85
Q

what is the term for a private network using web technologies

A

intranet

86
Q

TLS

A

transport layer security

87
Q

what port is used by default for HTTPS traffic

A

TCP/443

88
Q

SMTP

A

Simple Mail Transfer Protocol

89
Q

IMAP

A

Internet Message Access Protocol

90
Q

What port does LDAP use

A

Port TCP and UDP/389

91
Q

NAS

A

Network Access Server

92
Q

NAP

A

Network Access Point

93
Q

RADIUS

A

Authentication Dial-In User Service

94
Q

SSH

A

Secure Shell

95
Q

what default port does SSH listen on

A

TCP/22

96
Q

Telnet server listens on what port by default

A

TCP/23

97
Q

RDP

A

Remote Desktop Protocol

98
Q

RDP uses what port

A

TCP/3389

99
Q

SNMP

A

Simple Network Management Protocol

100
Q

MIB

A

Management Information Base

101
Q

SNMP device queries take place over what port

A

port UDP/161

102
Q

SNMP traps are communicated over what port

A

port UDP/162

103
Q

syslog collector usually listens on what port

A

port UDP/514

104
Q

IDS

A

Intrusion Detection Systems

105
Q

IPS

A

Intrusion Prevention Systems

106
Q

DLP

A

Data Leak/Loss Prevention

107
Q

UTM

A

Unified Threat Management

108
Q

RSSI

A

Received Signal Strength Indicator

CompTIA A+ Core 1 (4 decks)

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