Networking

Question 1

MMF

Answer 1

Short range communications upto 2km

Question 2

SMF

Answer 2

Longer range communications upto 100km

Question 3

STP

Answer 3

Shielded twisted pair

Question 4

UTP

Answer 4

Unshielded twister pair

Question 5

Plenum

Answer 5

Fire resistant cable

Question 6

Coaxial cabling

Answer 6

RG-8 Older ethernet networks, RG-56 Broadband Internet, RG-59 Short-distance video

Question 7

IPv4 address is how many bits?

Answer 7

32bits

Question 8

IPv6 address is how many bits?

Answer 8

128bits

Question 9

APIPA addresses

Answer 9

169.254.1.0 through 169.254.254.255

Question 10

Loopback Address IPv4

Answer 10

127.0.0.0 127.255.255.255

Question 11

Loopback Address IPv6

Answer 11

::1

Question 12

RFC1918 Private Addresses

Answer 12

10.0.0.0 - 10.255.255.255 , 172.16.0.0 - 182.31.255.255 , 192.168.0.0 - 192.168.255.255

Question 13

List wireless encryption protocols, securest to weakest

Answer 13

WPA2 + AES
WPA + AES
WPA + TKIP/AES (TKIP is there as a fallback method)
WPA + TKIP
WEP
Open Network (no security at all)

Question 14

List 4 different network types

Answer 14

LAN, WAN, MAN, PAN

Question 15

List the different networking topologies

Answer 15

Mesh, Ring, Hybrid, Bus, Star

Question 16

What is the most common network topology?

Answer 16

Hybrid

Question 17

Define Hub

Answer 17

OSI Layer 1, multi-port repeater , traffic router to whole network

Question 18

Define Switch

Answer 18

OSI Layer 2, Multi-port bridge, forwards traffic based on data link addresses, slightly more intelligent.

Question 19

Define router

Answer 19

OSI Layer 3, Forwards traffic based on address, intolerant, connects various types of network EG. WAN and LAN

Question 20

Define a WAP

Answer 20

Wireless access point bridges from wireless to wired networks

Question 21

Define a Modem

Answer 21

Modulator, demodulator, coverts analogue sounds to digital signals (old dial up)

Question 22

Define NAS

Answer 22

Network attached storage,

Question 23

Define Firewall

Answer 23

Filters trafic by IP, port number or application,

Question 24

DHCP

Answer 24

Device host configuration protocol, assigns IP addresses

Question 25

LDAP

Answer 25

lightweight director access protocol - network directory

Question 26

DNS

Answer 26

domain name service - user friendly mapping system for device names and IPs

Question 27

SNMP

Answer 27

Server message block, windows file and printer sharing

Question 28

SMB

Answer 28

server message block windows file and printer sharing

Question 29

SSH

Answer 29

Secure shell, encryption terminal session

Question 30

SFTP

Answer 30

Secure FTP over SSH, Encrypted file transfer.

Question 31

IPv6 Link Local Address?

Answer 31

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