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A+ 220-1001 > Domain 2.0: Networking > Flashcards

Domain 2.0: Networking Flashcards

1
Q

FTP uses port ___ and port ___ for FTPS

A

21 FOR FTP

990 for FTPS

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2
Q

Secure Shell (SSH) & Secure File Transport Protocol (SFTP) bth use port ___

A

22

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3
Q

Telnet uses port ____

A

23

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4
Q

The DHCP server has inbound port ___ open and port ___ is used by the client

A

DHCP Server 67

Client connecting to DHCP 68

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5
Q

A Domain Name Server (DNS) has port __ opened by default

A

53

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6
Q

LightWeight Directory Access protocol (LDAP) uses port __ and Secure LDAP (SLDAP) uses ___

A 
LDAP = 389
SLDAP = 636
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7
Q

Remote Desktop Protocol uses port

A

3389

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8
Q

Server Message Block (SMB) uses port ___ and is used to provide access to shares items such as files and printers

A

445

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9
Q

Apple filtering Protocol offer services for Mac computers running Mac OS & OS X, allowing for transfer of files across the network that uses port ___

A

548

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10
Q

Service location protocol (SLP) allows device to find services on the LAN without prior configuration. It uses port ___

A

427

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11
Q

Used to maintain distributed directories of information.

A

Lightweight Directory Protocol

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12
Q

Provides access to shared items such as files and printers

A

Server Message Block

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13
Q

Offers services for Mac computers running macOS and OS X

A

Apple filtering protocol

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14
Q

Used as a standard for managing and monitoring devices in the network.

A

Simple network management protocol

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15
Q

When there is a alert that needs to be sent to the administrator in a SNMP it’s known as a ___ and uses port __

A

Trap and uses port 162

SNMP uses 161

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16
Q

Allows computers and other devices to find services in a local area network (LAN) without prior configuration

A

Service Location Protocol and runs in port 427?

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17
Q

What does 802.11 define

A

802.11 defines the standards for wireless lans (WLAN)

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18
Q

802.3 defines

A

Wired Ethernet over twisted pair cable

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19
Q

Any hardware or software used to protect a computer from unwanted intrusion

A

Firewall

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20
Q

Software or device used that provides for centralized management

A

Network controller

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21
Q

Used to lengthen the signal farther than it was designed to go originally

A

Repeater

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22
Q

DSL modem use RJ__ port

A

RJ11

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23
Q

Coaxial cables uses what port

A

RG-6

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24
Q

Channels 0-11 are used by

A

2.4 ghz wireless clients

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25
Channels 48-165 is used by
5 GHz
26
Forwards an external network port to an internal IP address and Port
Port forwarding
27
Destination NAT is also known as
Port forwarding
28
Group of networking protocols that allow computers, printers and other internet ready devices to discover each other on the network
Universal plug and play
29
Feature that attempts to prioritize data for specific for computer or program
Quality of service (QOS)
30
System used to Detect unauthorized access to the network and remove it from the network
Intrusion prevention system (IPS)
31
Used to determine whether an unauthorized person has attempted to access the network and alert the system administrator
Intrusion detection system (IDS)
32
Incorporate the features of the firewall along with antivirus, anti spam and content filtering and intrusion prevention for the entire network
Unified threat management (UTM)
33
Policy based approach to network security. it requires endpoint devices to meet particular criteria before they can be granted access to the network resource
End point management server
34
Servers that centrally control the discovery of endpoint devices in the deployment and updating of those devices security software in features
Endpoint management server
35
When a computer does not detect a DHCP Server and assigns itself a IP address.
Automatic Private IP address (APIPA)
36
What IP address is the automatic private IP a addressing on?
169.254.00.000 network
37
A group of one or more LAN connected over a large geographical area
Wide area network (WAN)
38
It is not a large geographical area but needs an Internet service provider (ISP) for a high-speed link. Connectes two LAN in the same city
Metropolitan area network (MAN)
39
Builds on dial up by providing full digital data transmissions over phone lines but at high speed
Digital subscriber line (DSL)
40
Enable transmission over copper wires that it’s faster than dial up
Asymmetrical digital subscriber line (ADSL)
41
How does a TCP establish a connection
3 way handshake Synchronize Acknowledgment / synchronize Acknowledgment
42
What is flow control
Flow control is what TCP uses to make sure the sender does not send to many packets too quickly
43
A central connecting device that all computers connect to in a weird fashion (Star)
Switch
44
What is an access point
WAP enables communication over the air via 2.4 GHZ or 5 GHZ
45
What 802.11 Standard run on 5 GHZ Frequency
802.11 b, g & n
46
What is a proxy server used for
Acts as a gateway between you and the Internet
47
Devices that have am integrated CPU and RAM and can process information internally without the need for a controlling system
Embedded / legacy systems
48
What is a wireless mesh network?
Wireless access points have multiple connections to each other in a mesh or matrix pattern.
49
What does Ad Hoc mean?
Ad Hoc means there is no controlling device, server or access point
50
What is Plain Old Telephone Service (POTS)
POTS is a simple landline that comes into the home. allowing a person to make phone calls
51
What is PSTN
PSTN is the entire set of hardware and tech at a telephone company central office that controls POTS
52
Builds on dial-up by providing full digital data transmissions over the phone lines but a high speeds
Digital Subscriber Line (DSL)
53
DSL Modems connect to the phone line
True
54
Enable transmission over copper wries that is faster than dail up and have faster download speeds than upload.
Asymmetrical Digital Subscriber Line (ADSL)
55
Download and upload speeds are the same and is faster than dial-up. Rates is anywhere from 1.5 - 5 mbps
Symmetrical Digital Subscriber Line (DSL)
56
A RG-6 Cable is also known as
Coaxial cable or Internet cable
57
F screw connector is used on what cable
RG-6 / Coaxial
58
Uses a parabolic antenna to connect via line of sight to a satellite
Satellite
59
Used to connect to the internet when landline internet access is not available
Satellite
60
Requires the customer reception device to face the access point at the tower or ground station of the provider without any obstruction
Line-of-sight or Fixed
61
What type of connection is limited by the distance from the central office for communication
DSL
62
Continuity tester or Cable certifier are also known as
Cable tester
63
What tool is used to test network adaptor when it is not connected to the network
Loopback plug Since the cable is not on the network, the port for that cable will not light up on the switch / router until a loopback plug is connected and send the signal back
64
What tool is used to make sure each wire in the cable was wired correctly and works properly
Cable tester / Continuity tester or Cable certifier
65
what tool is used to find cable/phone lines
Tone Generator / Probe kit You connect the tone generator to one end of the cable and use the probe device / Inductive amplifier to detect the tone anywhere along the cable
66
What is the function of a Time-Domain Reflectometer (TDR)?
Finding breaks in copper network cables
67
What 802.11 standard incorporates MIMO
802.11N & AC
68
What 802.11 standard incorporates MU-MIMO
802.1AC
69
The IEEE 802.11n standard specifies available channel bandwidth
20 & 40 MHz
70
What channel bandwidths are specified in the IEEE 802.11g standard?
20 MHz
71
What channel bandwidth is used in 802.11b networks?
22 MHz
72
What is the channel bandwidth specified in the IEEE 802.11a standard?
20 MHz
73
The IEEE 802.11n standard offers backward compatibility with
802.11a , b & g
74
The IEEE 802.11g standard is backward compatible with:
802.11b
75
What are the characteristic features of a WPA/WPA2 Enterprise mode?
Requires RADIUS authentication server & Suitable for large corporate networks

A+ 220-1001 (5 decks)

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