ccna 2 Flashcards

1
Q

PAN and range

A

personal area network and .1m

How well did you know this?
1
Not at all
2
3
4
5
Perfectly
2
Q

LAN and range

A

Local Area Network and 10, 100, 1000 m or 1km

How well did you know this?
1
Not at all
2
3
4
5
Perfectly
3
Q

WAN and range

A

Wide Area Network and 100,000, 1,000,000, 10,000,000 , 100,000,000 or 100,000km

How well did you know this?
1
Not at all
2
3
4
5
Perfectly
4
Q

There are 2 type of devices:

A

end-user devices and network devices.

How well did you know this?
1
Not at all
2
3
4
5
Perfectly
5
Q

what are the network devices

A

Repeater: regenerate a signal.
* Hub: concentrate connections and may
regenerate a signal.
* Bridge: convert network transmission
data formats as well as perform basic
data transmission management.
* Switch: add more intelligence to data
transfer management.
* Router: routing and other services

How well did you know this?
1
Not at all
2
3
4
5
Perfectly
6
Q

regenerate a signal.

A

Repeater:

How well did you know this?
1
Not at all
2
3
4
5
Perfectly
7
Q

concentrate connections and may generate signal

A

Hub:

How well did you know this?
1
Not at all
2
3
4
5
Perfectly
8
Q

convert network transmission
data formats as well as perform basic
data transmission management.

A

Bridge:

How well did you know this?
1
Not at all
2
3
4
5
Perfectly
9
Q

routing and other services

A

Router:

How well did you know this?
1
Not at all
2
3
4
5
Perfectly
10
Q

two types of network topology

A
  • The physical topology, which is the actual
    layout of the wire or media.
  • The logical topology, which defines how the
    media is accessed by the hosts for sending
    data.
How well did you know this?
1
Not at all
2
3
4
5
Perfectly
11
Q

which is the actual layout of the wire or media.

A
  • The physical topology,
How well did you know this?
1
Not at all
2
3
4
5
Perfectly
12
Q

, which defines how the
media is accessed by the hosts for sending
data.

A

The logical topology

How well did you know this?
1
Not at all
2
3
4
5
Perfectly
13
Q

are collections of protocols
that enable network communication from one
host through the network to another host.

A

Protocol suites

How well did you know this?
1
Not at all
2
3
4
5
Perfectly
14
Q

is a formal description of a set of
rules and conventions that govern a particular
aspect of how devices on a network
communicate.

A

A protocol

How well did you know this?
1
Not at all
2
3
4
5
Perfectly
15
Q

Operate within a limited geographic area

A

LANs

How well did you know this?
1
Not at all
2
3
4
5
Perfectly
16
Q

LAN devices and technology

A

– Ethernet
– Token Ring
– FDDI

17
Q

Operate over a large geographically separated areas

A

WAN

18
Q

WANs

A

– Analog modems
– Integrated Services Digital Network (ISDN)
– Digital Subscriber Line (DSL)
– Frame Relay
– Asynchronous Transfer Mode (ATM)
– T (US) and E (Europe) carrier series: T1, E1, T3, E3
– Synchronous Optical Network (SONET)

19
Q

MAN

A

Metropolitan-Area Network

20
Q

is a
network that spans
a metropolitan
area such as a city
or suburban area.

A

MAN

21
Q

usually
consists of two or
more LANs in a
common
geographic area.

A

A MAN

22
Q

SAN

A

Storage Area Network

23
Q

is a dedicated,
high-performance
network used to move
data between servers
and storage resources.

A

A SAN

24
Q

VPN

A

Virtual Private network

25
Q

is a private
network that is
constructed within a
public network
infrastructure such as
the global Internet .

A

A VPN

26
Q

is the most cost-
effective method of
establishing secured
connection

A

VPN

27
Q

types of vpn

A

Access VPNs
* Intranet VPNs
* Extranet VPNs

28
Q

Importance of bandwidth

A

1 it is finite
2 it can save money
3 it is a key measure of network design and performance
4 it is the key to understanding the internet
5 demand for it increases constantly

29
Q

is the measure of how much
information, or bits, can flow from one place to
another in a given amount of time, or seconds.

A

Bandwidth

30
Q

refers to actual measured
bandwidth, at a specific time of day, using
specific Internet routes, and while a specific
set of data is transmitted on the network.

A

Throughput

31
Q

– What are the source and the destination of a communication
process?

A

Addresses

32
Q

– Where does the communication take place?

A

Media

33
Q

– How to make the communication process effectively?

A

Protocols

34
Q

OSI reference model

A

*All People Seem To Need Data Processing
Application
presentation
session
transport
network
data link
physical

35
Q

DARPA

A

Defense Advance
Research Projects Agency

36
Q

TCP/IP model

A

Application
transport
internet
network access

37
Q

add more intelligence to data
transfer management.

A

Switch: