networking

Question 1

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

Answer 1

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

Question 2

what is a prefix

Answer 2

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

Question 3

what would the binary value of a /24 prefix be

Answer 3

11111111 11111111 11111111 00000000

Question 4

what would the binary value of a /16 prefix be

Answer 4

11111111 11111111 00000000 00000000

Question 5

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

Answer 5

255.255.255.0

Question 6

TCP/IP

Answer 6

Transmission Control Protocol/Internet Protocol

Question 7

URL

Answer 7

Uniform Resource Locator

Question 8

LAN

Answer 8

Local Area Network

Question 9

WLAN

Answer 9

Wireless Local Area Network

Question 10

WAN

Answer 10

Wide Area Network

Question 11

ISP

Answer 11

Internet Service Provider

Question 12

MAN

Answer 12

Metropolitan Area Network

Question 13

SOHO

Answer 13

Small Office Home Office

Question 14

VPN

Answer 14

Virtual Private Network

Question 15

SAN

Answer 15

Storage Area Network

Question 16

MAC

Answer 16

Media Access Control

Question 17

PoE

Answer 17

Power over Ethernet

Question 18

VoIP

Answer 18

Voice over Internet Protocol

Question 19

UTP

Answer 19

Unshielded Twisted Pair

Question 20

STP

Answer 20

Shielded Twisted Pair

Question 21

ScTP

Answer 21

Screened Twisted Pair

Question 22

F/UTP

Answer 22

Foiled/unshielded Twisted Pair

Question 23

FTP

Answer 23

Foiled Twisted Pair

Question 24

S/FTP

Answer 24

Shielded/Foiled Twisted Pair

Question 25

SMF

Answer 25

Single-Mode Fiber

Question 26

MMF

Answer 26

Multi-Mode Fiber

Question 27

VCSELs

Answer 27

Vertical Cavity Surface Lasers

Question 28

ST

Answer 28

Straight Tip

Question 29

SC

Answer 29

Subscriber Connector

Question 30

IXP

Answer 30

Internet Exchange Point

Question 31

PoP

Answer 31

Point of Presence

Question 32

DSL

Answer 32

Digital Subscriber Line

Question 33

PTSN

Answer 33

Public Switched Telephone Network

Question 34

POTS

Answer 34

Plain Old Telephone System

Question 35

ADSL

Answer 35

Asymmetrical DSL

Question 36

CATV

Answer 36

Cable Access TV

Question 37

HFC

Answer 37

Hybrid Fiber Coax

Question 38

DOCSIS

Answer 38

Data Over Cable Service Interface Specification

Question 39

CMTS

Answer 39

Cable Modem Termination System

Question 40

FTTC

Answer 40

Fiber To The Curb

Question 41

VDSL

Answer 41

Very high-speed DSL

Question 42

FTTP

Answer 42

Fiber To The Premises

Question 43

PON

Answer 43

Passive Optical Network

Question 44

OLT

Answer 44

Optical Line Terminal

Question 45

ONT

Answer 45

Optical Network Terminal

Question 46

RTT

Answer 46

Round Trip Time

Question 47

VSAT

Answer 47

Very Small Aperture Terminal

Question 48

DVB-S

Answer 48

Digital Video Broadcast Satellite

Question 49

LEO

Answer 49

Low Earth Orbital

Question 50

IoT

Answer 50

Internet of Things

Question 51

GSM

Answer 51

Global Systems for Mobile communications

Question 52

CDMA

Answer 52

Code Division Multiple Access

Question 53

LTE

Answer 53

Long-Term Evolution

Question 54

SIM

Answer 54

Subscriber Identity Module

Question 55

ACL

Answer 55

Access Control List

Question 56

UTM

Answer 56

Unified Threat Management

Question 57

AP

Answer 57

Access Point

Question 58

BSS

Answer 58

Basic Service Set

Question 59

DS

Answer 59

Distribution System

Question 60

DFS

Answer 60

Dynamic Frequency Selection

Question 61

MIMO

Answer 61

Multiple Input Multiple Output

Question 62

MU-MIMO

Answer 62

Multi-User MIMO

Question 63

DL MU-MIMO

Answer 63

DownLink MU-MIMO

Question 64

OFDMA

Answer 64

Orthogonal Frequency Division Multiple Access

Question 65

SSID

Answer 65

Service Set Identifier

Question 66

ASCII

Answer 66

American Standard Code for Information Interchange

Question 67

SNR

Answer 67

Signal-to-Noise Ratio

Question 68

dBi

Answer 68

Decibels isotropic

Question 69

EIRP

Answer 69

Effective Isotropic Radiated Power

Question 70

ARP

Answer 70

address resolution protocol

Question 71

how does the transport layer identify each type of network application

Answer 71

by assigning each a port number between 0 and 65535

Question 72

ACK

Answer 72

acknowledge

Question 73

NACK

Answer 73

Negative Acknowledgement

Question 74

HTTP/HTTPS

Answer 74

HyperText Transfer Protocol/HyperText Transfer Protocol Secure

Question 75

SSH

Answer 75

Secure Shell

Question 76

UDP

Answer 76

User Datagram Protocol

Question 77

DHCP

Answer 77

Dynamic Host Configuration Protocol

Question 78

TFTP

Answer 78

Trivial File Transfer Protocol

Question 79

IANA

Answer 79

Internet Assigned Numbers Authority

Question 80

subnet

Question 81

FQDN

Answer 81

fully qualified domain name

Question 82

TLD

Answer 82

top-level domain

Question 83

DNS

Answer 83

domain name system

Question 84

APIPA

Answer 84

Automatic Private IP Addressing

Question 85

what is the term for a private network using web technologies

Answer 85

intranet

Question 86

TLS

Answer 86

transport layer security

Question 87

what port is used by default for HTTPS traffic

Answer 87

TCP/443

Question 88

SMTP

Answer 88

Simple Mail Transfer Protocol

Question 89

IMAP

Answer 89

Internet Message Access Protocol

Question 90

What port does LDAP use

Answer 90

Port TCP and UDP/389

Question 91

NAS

Answer 91

Network Access Server

Question 92

NAP

Answer 92

Network Access Point

Question 93

RADIUS

Answer 93

Authentication Dial-In User Service

Question 94

SSH

Answer 94

Secure Shell

Question 95

what default port does SSH listen on

Answer 95

TCP/22

Question 96

Telnet server listens on what port by default

Answer 96

TCP/23

Question 97

RDP

Answer 97

Remote Desktop Protocol

Question 98

RDP uses what port

Answer 98

TCP/3389

Question 99

SNMP

Answer 99

Simple Network Management Protocol

Question 100

MIB

Answer 100

Management Information Base

Question 101

SNMP device queries take place over what port

Answer 101

port UDP/161

Question 102

SNMP traps are communicated over what port

Answer 102

port UDP/162

Question 103

syslog collector usually listens on what port

Answer 103

port UDP/514

Question 104

IDS

Answer 104

Intrusion Detection Systems

Question 105

IPS

Answer 105

Intrusion Prevention Systems

Question 106

DLP

Answer 106

Data Leak/Loss Prevention

Question 107

UTM

Answer 107

Unified Threat Management

Question 108

RSSI

Answer 108

Received Signal Strength Indicator