NETWORKING FUNDAMENTALS 98-366 Online Expert

Question 1

What are 3 reserved private IP address ranges?

Answer 1

10. 0.0.0 - 10.255.255.255
11. 16.0.0 - 172.31.255.255
12. 168.0.0 - 192.168.255.255

Question 2

ISDN stands for?

Answer 2

Integrated Services Digital Network

Question 3

2 types of network cable are?

Answer 3

data straight-through cable

crossover cable

Question 4

Data straight-through cables are used to connect which items to which OSI layer?

Answer 4

nodes to OSI layers 1

Question 5

Which type of cable can connect a PC directly to another PC (similar devices)?

Answer 5

crossover cable

Question 6

An RJ-45 cable is which category?

Answer 6

Cat 5

Question 7

How many bytes long is a MAC address

Answer 7

6

Question 8

What is a MAC address

Answer 8

a unique identifier assigned to network interfaces

Question 9

Which are uses of the layer 2 switches? Choose all that apply.

Answer 9

ATM
ethernet
fiberoptic cables

Question 10

ATM stands for?

Answer 10

Asynchronous Transfer Mode

Question 11

__________ is/are multiple switches within an environment to make a redundant link, so if a switch fails, they are still able to connect with the destination.

Answer 11

switch link redundancy

Question 12

What is the purpose of MAC tables?

Answer 12

decides where data frames are forwarded

Question 13

__________ establishes a dedicated circuit for the duration of the transmission.

Answer 13

circuit switching

Question 14

3 types of switches are?

Answer 14

circuit
packet
cell

Question 15

Which are functions of packet switching? Choose all that apply.

Answer 15

Most common form of data exchange.

Transmission broken into smaller non-fixed length pieces and individually transmitted.

Question 16

ATM stands for?

Answer 16

Asynchronous Transfer Mode

Question 17

__________ are hardware or software devices that interchange data packets between computer networks.

Answer 17

routers

Question 18

Which action does tracert perform?

Answer 18

Trace how many routers from one location to another

Question 19

RRAS stands for?

Answer 19

Routing Remote Access Service

Question 20

Which are options of different routers? Choose all that apply.

Answer 20

Static

Dynamic

Question 21

Which type of routing learns routes automatically from other routes in a network?

Answer 21

dynamic

Question 22

By which method are metrics derived in dynamic routing?

Answer 22

Algorithms are used against the routing table

Question 23

Which item is necessary for computers and routers to communicate with others?

Answer 23

IP address

Question 24

Which technology is used by Windows systems for software routing and VPN connections into a Microsoft network?

Answer 24

RRAS (Routing and Remote Access Service)

Question 25

RRAS can be used for which connections? Choose 5.

Answer 25

``` LAN to LAN LAN to WEP WAN to LAN LAN to WAN WAN to WAN ```

Question 26

Which was the first instance of Ethernet cables used in 10Base5 and 10Base2 networks?

Answer 26

Coaxial

Question 27

Which are characteristics of UTP cables? Choose all that apply.

Answer 27

Pairs of wires are twisted Signals are carried along one pair Signals are carried using both pairs Contains 8 individual color-coded copper wires Uses an RJ-45 connector as the computer connection

Question 28

CIDR stands for?

Answer 28

Classless Interdomain Routing

Question 29

CIDR does?

Answer 29

represents ranges of class C addresses in a single entry

Question 30

OSI layer 1 does?

Answer 30

defines transmission media and how they connect

Question 31

OSI layer 2 does?

Answer 31

provides error free, physical transmission

Question 32

OSI layer 3 does? 3 things

Answer 32

Address info to route between networks Frame fragmentation Map logical & physical addresses

Question 33

OSI layer 4 does? 2 things

Answer 33

Delivers error free sequences | Protects against data loss & duplication

Question 34

Frame fragmentation is?

Answer 34

fragmenting and reassembling data packets

Question 35

OSI layer 5 does?

Answer 35

establishes, maintains, terminates sessions between processes on different computers

Question 36

MX stands for?

Answer 36

Mail Exchange

Question 37

An MX record does?

Answer 37

identifies mail servers

Question 38

SOA stands for?

Answer 38

Start of Authority Record

Question 39

SOA does

Answer 39

identifies a zone's primary DNS server

Question 40

NS record stands for?

Answer 40

Name Server record

Question 41

IPSec does?

Answer 41

encrypts & authenticates packets across the network

Question 42

The IPv4 loopback address is what sequence?

Answer 42

127.0.0.1

Question 43

The IPv4 multicast address range is?

Answer 43

224.0.0.0 - 239.255.255.255

Question 44

The IPv6 local loopback address is what sequence?

Answer 44

::1

Question 45

The prefix for an IPv6 link-local unicast address is?

Answer 45

FE80

Question 46

An IPv6 address has how many bits?

Answer 46

128

Question 47

An IPv4 address has how many bits?

Answer 47

32

Question 48

RADIUS does?

Answer 48

authenticates & authorizes VPN & dial-up clients

Question 49

IPv6 site local addresses must begin with?

Answer 49

FECO

Question 50

What TCP/IP command resolves IP addresses to MACs?

Answer 50

arp command

Question 51

___ is used to map NetBIOS names to IP addresses?

Answer 51

WINS

Question 52

WINS stands for?

Answer 52

Windows Internet Name Service

Question 53

A IPv6 link-local ISATAP address consists of what 2 parts?

Answer 53

FE80::5EFE, followed by an IPv4 address