Lan Test 3

Front 1

What does POP stand for?

Back 1

Post office protocol

Front 2

What are some of the most important protocols in the protocol stack?

Back 2

TCP

IP

UDP

POP 3/IMAP 4

SMTP

Front 3

What are the three main classes of IP addresses?

Back 3

Class A

Class B

Class C

Front 4

How many bits make up an IP address?

Back 4

32

Front 5

How many host per network are available on a Class C network?

Back 5

254

Front 6

When an electrical supplier allows customers access to their inter-network, the result is often called an _______?

Back 6

Extranet

Front 7

A protocol suite is often referred to as ______?

Back 7

Protocol stack

Front 8

Which protocol is used for sending email?

Back 8

SMTP-Simple mail transfer protocol

Front 9

A Class B address can accommodate approximately how many host?

Back 9

65000

Front 10

The broadcast address is normally the _____ in the host portion of your address range.

Back 10

Highest address

Front 11

Frequently, the ____ is the only route to the world outside the immediate LAN.

Back 11

Default gateway

Front 12

What is the default subnet mask of a Class C address?

Back 12

255.255.255.0

Front 13

What makes sub-netting possible?

Back 13

Customizing the subnet mask

Front 14

An IPv4 address is _____ long, normally written in ______ and is separated by ______?

Back 14

32 bits

Decimal form

Periods

Front 15

HOSTS was eventually replaced by ______?

Back 15

Domain name system

Front 16

HTTP uses port ____?

Back 16

80

Front 17

What is the TCP/IP utility which helps you with DNS names?

Back 17

Ns lookup

Front 18

There is a TCP/IP protocol called _____ whose job it is to map IP addresses to physical adresses.

Back 18

ARP

Front 19

What type of information will IPCONFIG provide?

Back 19

Physical address

IP

Subnet mask

Default gateway

Front 20

What is a socket?

Back 20

A TCP/IP connection that is based on based on both an IP address and a port runner

Front 21

Token ring has both a _______ and a _________

Back 21

Priority mode

Non-priority mode

Front 22

There are four protocol suites which are important to the network + exam. What are they?

Back 22

TCP/IP

IPC/SPX

NETBOUI

APPLE TALK

Front 23

What does type one token ring use STP cable for?

Back 23

Superior electrical rejection

Front 24

What is the purpose of AARP?

Back 24

To map mac address to network address

Front 25

What are the most common speeds of token ring?

Back 25

4 and 16 mbps

Front 26

What are the two main tasks of a router?

Back 26

1) Determine best path for the packet to the next network

2) switch packet to selected path

Front 27

One of the most basic characteristics of any ______ pertains to rounting.

Back 27

Protocol suite

Front 28

Token ring was developed by _____?

Back 28

IBM

Front 29

NetBOUI is not a _______

Back 29

Routable protocol

Front 30

What is the name of apples file and printer sharing?

Back 30

Appletalk

Front 31

Baud is defined as a single change in the analog signal. What type of change is this referring to?

Back 31

A change in the amplitude of the signal or a change in the phase

Front 32

The baud rate of an analog signal is ______?

Back 32

Number of changes to a signal that occur over one second

Front 33

In early modems, one baud represented one bit of data. Today's modems use a combination of amplitude changes and phase changes called ______.

Back 33

Slate changes

Front 34

The internal modem has a built in ______?

Back 34

COM port

Front 35

Modem is short for _____?

Back 35

Modulator/Demodulator

Front 36

By using a 4-to-1 compression scheme, a 33,600 bps modem can handle data from the computer _______?

Back 36

Up to 4x faster or 134,400 mbps

Front 37

When transmitting information over a telephone carrier, what function does the modem at the receiving end have?

Back 37

Demodulates the carrier to recover the digital information

Front 38

The modem converts the digital signal provided by the _____ into an analog signal required by the phone line.

Back 38

VART

Front 39

What are the three most common protocol used to connect computers to a remote network?

Back 39

SLIP- Serial like internet protocol

PPP- Point to point

PPTP- Point to point tunneling

Front 40

Encryption is a ______ that is used to insure that information can be read only by the _____.

Back 40

Scrambling/unscrambling

Intended recieptants

Front 41

Other than PPTP what is another tunneling protocol that is becoming increasingly popular?

Back 41

L2TP- Layer 2 tunneling protocol

Front 42

PPTP uses a powerful and _______ scheme that scrambles the data in such a way that no one can unscramble it without the ______.

Back 42

Automatic encryption

Encryption key

Front 43

What are the three most common networking protocols that (PPP) can encapsulate?

Back 43

Netbeui

IPX

ICP/IP

Front 44

A PRI consists of ______.

Back 44

23-64 kbps B channels

One 64 kbps D channel

Front 45

Encapsulation-

Back 45

Process of placing packets of one protocol inside the packets of another packet