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Kaplan 901 flashcards > Networking > Flashcards

Networking Flashcards

1
Q

What is the bit length of IPv6 addresses?

A

128

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2
Q

How does communication occur in simplex mode?

A

Two separate channels are used for transmitting and receiving the signal

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3
Q

Which command releases the TCP/IP configuration information obtained from a DHCP server?

A

IPCONFIG /RELEASE

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4
Q

Which device is used to extend the range of an existing wireless network?

A

wireless repeaters

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5
Q

How many IP addresses does a router have?

A

two

One for each network that it is connecting

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6
Q

What port is used by HTTPS?

A

443

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7
Q

What does APIPA stand for?

A

Automatic Private Internet Protocol Addressing

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8
Q

What does IPSec stand for?

A

Internet Protocol Security

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9
Q

What does a cable stripper do?

A

Removes the covering over the wires

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10
Q

What ports are used by SMB (Server message block)

A

137, 138, 139, 445

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11
Q

Which subnet mask is used by Windows while using APIPA?

A

255.255.0.0

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12
Q

Which parameter of the IPCONFIG command exhibits contents of the DNS client resolver cache?

A

/DISPLAYDNS

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13
Q

What does DMZ stand for?

A

demilitarized zone

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14
Q

What are the results of typing the netstat command?

A

A listing of all open ports

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15
Q

What does ADSL mean?

A

Asymmetrical Digital Subscriber Line

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16
Q

What is the maximum transmission speed supported by the 802.11b standard?

A

11 Mbps

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17
Q

Which command is used to trace the IP traffic route through intermediate routers and system network interfaces, identifying the full path traveled from source to destination?

A

TRACERT

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18
Q

What does SNMP stand for?

A

Simple Network Management Protocol

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19
Q

Which command switch should you use with IPCONFIG to display other available switches and their description?

A

/?

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20
Q

Which devices are used to connect workstations in a 100 BaseT network?

A

routers, switches, and hubs

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21
Q

What is the decimal range of values in each octet of an IPv4 address?

A

0 to 255

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22
Q

Which parameter of the ping command will display the host name of the IP address that you are pinging, if successful?

A

-a

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23
Q

What are the indoor and outdoor maximum ranges for 802.11n?

A
  • indoors 230 feet

- outdoors 820 feet

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24
Q

What are the three most popular connectors available for fiber optic cabling?

A

ST, SC, LC

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25
Q

At what band does Bluetooth operate?

A

2.4 Ghz

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26
Q

What three Wi-Fi networking standards operate within the 2.4 GHz radio frequency band?

A

802.11 b, g, n

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27
Q

Which parameter of the IPCONFIG command reorganizes contents of the DNS client resolver cache?

A

/flushdns

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28
Q

What does ARP stand for?

A

Address resolution protocol

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29
Q

What are the three private IP address ranges?

A
  • 10.0.0 to 255.255.255
  • 172.16.0.0 to 172.31.255.255
  • 192.168.0.0 to 192.168.255.255
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30
Q

What is the data rate speed for 802.11b?

A

11 mbps

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31
Q

What is fe80::200:f8ff:fe21:67cf an example of?

A

Ipv6 address

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32
Q

What does DSL stand for?

A

Digital subscriber line

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33
Q

When accessing the internet by a cable modem, who decides on whether to use a static or dynamic IP on the computer?

A

ISP (internet service provider)

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34
Q

What does DHCP stand for?

A

Dynamic Host Configuration Protocol

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35
Q

What radio frequency does IEEE 802.11a operate on?

A

5.0 GHz

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36
Q

What is the purpose of PoE?

A

Power over Ethernet, allows an ethernet connection to function as a network and power supply

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37
Q

What must be installed in a computer to connect the computer to a network?

A

A network adapter

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38
Q

What is the default mask for class B networks?

A

255.255.0.0

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39
Q

Which hardware device can connect similar networks and can separate the network traffic on each segment?

A

bridge

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40
Q

What hardware device can connect dissimilar networks and can operate at different layers of the OSI (open systems interconnection) model?

A

gateway

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41
Q

What does AP stand for?

A

Access Point

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42
Q

192.168.0.1 is reserved for what?

A

Private network

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43
Q

What device(s) should you use to isolate broadcast traffic on your LAN to certain segments?

A
  • Router

- Switch

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44
Q

Which four data rates are defined for operation over twisted pair and optical fiber cables for Ethernet networks?

A
  • 10 Mbps for 10BaseT
  • 100 Mbps for Fast Ethernet
  • 1000 Mbps for Gigabet Ethernet
  • 10 Gbps for 10 Gigabit Ethernet
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45
Q

What is the IP address range that can be assigned in class B networks?

A

128.0.0 to 191.255.255.255

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46
Q

What does VPN stand for?

A

Virtual private network

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47
Q

What authentication is required with WPA?

A

802.1X authentication

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48
Q

Which service allows DHCP clients to obtain IP addresses even if the DHCP server is down?

A

APIA (automatic private IP addressing)

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49
Q

Which lower layer protocol provides communication between computers or other network devices by using unique global addressing?

A

IP (internet protocol)

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50
Q

What does DNS stand for?

A

Domain Name System

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51
Q

What is AD-4F-C1-A9-12-CB an example of?

A

MAC (media access control) address

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52
Q

Where can you set a static address on a Windows XP computer?

A

The Internet Protocol (TCP/IP) Properties dialog box

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53
Q

Which hardware device routes data from a LAN to a phone line or other network connection?

A

router

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54
Q

What TCP port is used by POP3 (post office protocol)

A

110

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55
Q

Into how many channels does the Bluetooth protocol divide its operating band?

A

79

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56
Q

Which transport layer protocol provides an interface between IP and upper layer processes?

A

UDP (user datagram protocol)

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57
Q

Which type of port is included on a dial up modem?

A

RJ-11

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58
Q

What is latency in a network?

A

The amount of delay a network can experience

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59
Q

To which port on the router or switch should you connect a computer to access the internet?

A

LAN (local area network) port

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60
Q

Which two wireless networks provide a data throughput of 54 mbps and uses orthogonal frequency division multiplexing (OFDM) encoding?

A

802.11 a and g

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61
Q

Which connector is used for 10BaseT network cables?

A

RJ-45

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62
Q

Which service translates domain names into numeric IP addresses?

A

DNS (domain name system)

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63
Q

What port does telnet use by default?

A

23

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64
Q

Which wireless mode allows devices to connect without the need of a wireless router?

A

ad hoc (peer to peer)

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65
Q

Which two details can you use to access a router’s configuration page through a Web Browser?

A
  • Router IP address

- Router name

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66
Q

Which devices are used to forward packets between multiple networks?

A
  • routers

- switches

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67
Q

Which protocol is used to transmit data securely between a FTP client and a FTP server?

A

SFTP (secure file transfer protocol) or FTPS (file transfer protocol security)

SFTP uses SSH

FTPS uses SSL

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68
Q

Which service determines the IP address associated with the NetBIOS name of the computer?

A

WINS (Windows Internet Naming Service)

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69
Q

What is the maximum indoor and outdoor distance for 802.11a?

A
  • indoors: 150 feet

- outdoors: 390 feet

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70
Q

How do you update the firmware on your wireless router?

A

Connect the router with your browser from a connected computer and download the update

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71
Q

What is the default mask for class C networks?

A

255.255.255.0

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72
Q

Which IPCONFIG switch displays the current IP configuration on a workstation?

A

/all

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73
Q

Which device is a combination of a bridge and a router?

A

brouter

… i guess

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74
Q

Which file in Windows contains static DNS mappings?

A

HOSTS file

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75
Q

Which command is used to find the DHCP server that gave your computer an address?

A

ipconfig /all

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76
Q

How does communication occur in full duplex mode?

A

You can transmit and receive the signal on the same channel at the same time

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77
Q

Which parameter of the ping command will cause the command to continue sending messages until interrupted?

A

-t

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78
Q

What is the maximum indoor and outdoor distance for 802.11b?

A
  • indoor: 150 feet

- outdoor: 460 feet

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79
Q

Which command is used on a computer running XP to display the DNS server that the computer is using?

A

ipconfig /all

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80
Q

What is the maximum transmission speed of 802.11g?

A

54 Mbps

81
Q

How can you ensure our SSID is not seen by computers in other offices?

A

Disable SSID broadcast

82
Q

Which radio frequency is used to operate the 802.11 b and g wireless networks?

A

2.4 Ghz

83
Q

Which command should you use to access the router configuration from the command prompt?

A

telnet

84
Q

Which Windows operating systems include the ipconfig command line utility?

A

All Windows

85
Q

What is the maximum length of RG-58 ThinNet coaxial cable?

A

185 meters (607 feet)

86
Q

Which parameter of the ipconfig command starts manual dynamic registration for DNS names and IP addresses?

A

/registerdns

87
Q

What term, apart from latency, is used for a delay that occurs in satellite connections?

A

propagation delay

88
Q

Which new version of the IP protocol has expanded the range of IP addresses from 32 to 128 bits?

A

IPv6

89
Q

What is the maximum transmission distance for Bluetooth 2.0 devices?

A

10 meters or 33 feet

90
Q

What is the purpose of a punchdown tool?

A

Attaching cable to a punchdown block or patch panels

91
Q

Which service allows Windows workstations to access UNIX servers by name?

A

DNS (domain name system)

92
Q

What is the maximum distance Bluetooth technology can transmit data?

A

Class 1: 100 meters

Class 2: 10 meters

Class 3: 1 meter

93
Q

Which type of IP address is obtained by the network adapter when the Internet Connection Sharing (ICS) is enabled on a computer?

A

static

94
Q

Which transmission cable has a transmission range up to 100 meters or 328 feet?

A

UTP or STP

95
Q

What radio frequency does 802.11g operate?

A

2.4 GHz

96
Q

What is MAC filtering used for?

A

To prevent unauthorized devices from connecting to a network

97
Q

Why should you configure your XP computer with an IP address in the alternate configuration of TCP/IP properties?

A

To ensure you will have an IP address if your computer does not receive one from DHCP

98
Q

Which type of network contains a computer, cell phone, pda, and operates using bluetooth, infrared, USB, or FireWire technology?

A

PAN (personal area network)

99
Q

What is the transmission distance supported by single mode fiber optic cable?

A

20 miles

100
Q

Which cable is used to connect workstations directly without using a hub or switch?

A

crossover cable

101
Q

What is the purpose of the Zero configuration service?

A

Automatically connects to a preferred wireless network when that network is in range

102
Q

Which serial bus interface standard offers high speed communications and isochronous real time data services for digital audio and video?

A

Firewire, aka i.Link ir IEEE 1394

103
Q

Which IEEE standard provides an over the air interface between wireless devices such as computers, printers, or routers?

A

IEEE 802.11

104
Q

What is the maximum indoor and outdoor distance for 802.11g?

A
  • Indoor 125 feet

- Outdoor 460 feet

105
Q

Which parameter of the IPCONFIG command restores the DHCP configuration for adapters?

A

/renew

106
Q

What does the use of WPA-Enterprise require?

A

The use of a RADIUS authentication server

107
Q

On which protocol does an attacker attack by taking advantage of the security flaws during network implementation to carry out LAN attacks?

A

TCP/IP (Transmission control protocol/internet protocol)

108
Q

Which dial up internet connections use a standard RJ-11 telephone jack to establish a connection between modem and ISP?

A
  • DSL (digital subscriber line)

- analog modem connections

109
Q

Which TCP port is used by SMTP (Simple mail transfer protocol)

A

25

110
Q

What port is used by AFP (apple filing protocol)

A

427 and 548

111
Q

Which wireless mode requires that a wireless router is used?

A

Infrastructure mode

112
Q

What does a cable rated as “plenum” indicate about the cable?

A

It will not produce toxic gas when it burns

113
Q

What is the maximum length of the RG-8 ThickNet coaxial cable?

A

500 meters (1,640 feet)

114
Q

By default, which port does the Domain Name System (DNS) use?

A

53

115
Q

What is the IP address range that can be assigned in Class C networks?

A

192.0.0 through 233.255.255.255

116
Q

What does WEP stand for?

A

Wired equivalent privacy

117
Q

Which internet connection has a line of sight requirement?

A

Satellite

118
Q

Which type of radio network is made up of radio cells served by a fixed transmitter, known as base station?

A

Cellular network

119
Q

Which component do you install in a computer to establish a physical connection to the network media?

A

Network Interface Card (NIC)

120
Q

Which protocol resolves IP address to Media Access Control (MAC) address

A

Address Resolution Protocol (ARP)

121
Q

Which Wi-Fi networking standards operate in the 5GHz frequency?

A

a, ac, n

122
Q

Which protocol is used for transferring files from one computer to another?

A

File Transfer Protocol

123
Q

Which type of topology is used to connect devices with each other by using Bluetooth?

A

Point to point

124
Q

What do the client side DNS settings include?

A

Primary and secondary DNS server

125
Q

Which standard allows devices such as keyboard, printers, modems, or mouse, to communicate wirelessly with other devices in proximity?

A

Bluetooth

126
Q

How does communication occur in half duplex mode?

A

A single communication channel is used for both transmitting and receiving

127
Q

How many network cards are required in each computer when Internet access is shared via a router?

A

One network card in each computer

128
Q

What is the maximum transmission speed of a Category 5e cable?

A

1000 Mbps or 1 Gbps

129
Q

What is the main difference in the physical composition of UTP and STP cables?

A

Foil or mesh shielding (STP)

130
Q

What is the transmission distance supported by multi mode fiber optic cable?

A

3000 feet

131
Q

What does WPA stand for?

A

Wireless Protected Access

132
Q

What is the maximum transmission speed of a Category 6 cable?

A

10 Gbps

133
Q

What port does Secure Shell (SSH) use by default?

A

22

SS - 22

134
Q

Which radio frequency band is used by microwaves and cordless telephones?

A

2.4 Ghz

135
Q

Which technology allows voice data to be transmitted over a company’s computer network?

A

Voice over IP (VoIP)

136
Q

What is the IP address range that can be assigned in Class A networks?

A

1.0.0.0 through 126.255.255.255

137
Q

Which command is used to display the routes in the routing table on a router?

A

ROUTE

138
Q

By default, which port is used by Remote Desktop Protocol (RDP)

A

3389

139
Q

Which type of wireless network interference is caused by competing wireless signals?

A

Radio frequency interference (RFI)

140
Q

What is the result of executing IPCONFIG from the Run dialog box?

A

A black window appears and then disappears automatically

141
Q

Which type of wireless network interference is caused by electrical devices, such as fluorescent lights?

A

Electromagnetic interference (EMI)

142
Q

What should you configure when setting up a wireless connection?

A

SSID and encryption standard

143
Q

Which IEEE standard defines the Physical layer and the media access control (MAC) sublayer of the Data Link for a wired Ethernet?

A

IEEE 802.3

144
Q

Why does WPA use Temporal Key Integrity Protocol (TKIP)

A

To ensure a new encryption key is provided for every packet that is sent

145
Q

Which node on a network serves as an access point to another network?

A

default gateway

146
Q

What is the maximum speed supported by a T1 line?

A

1.544 Mbps

147
Q

What are the two types of satellite connections?

A

unidirectional and bidirectional

148
Q

Which type of cable is used in 10BASE-T Ethernet standard?

A

CAT3 or CAT5 UTP

149
Q

What does ATM stand for?

A

Asynchronous Transfer Mode

150
Q

Which type of network cable is required to directly connect one computer to another computer?

A

Crossover cable

151
Q

What is the maximum transmission speed supported by Cat5 cable?

A

100 Mbps

152
Q

What does SMTP stand for?

A

Simple Mail Transfer Protocol

153
Q

Which device enables you to connect a wired Ethernet device to a wireless network?

A

Wireless bridge

154
Q

Which connector is used for high speed CAT7 LAN cabling?

A

GG45

155
Q

What should you do to notify a user before deleting a shared folder from a network computer?

A

Send a Console Message by navigating to Computer Management > Shared Folders > Shares > All Tasks > Send Console Message

156
Q

Which two protocols provide encrypted communications between 802.11x wireless clients and wireless access points?

A
  • WEP (Wired equivalent privacy)

- WPA (Wi-Fi Protected Access)

157
Q

Why would you use biometric security devices with a wireless connection?

A

To ensure that only a particular user can connect into the network

158
Q

What is the maximum transmission speed supported by 802.11a?

A

54 Mbps

159
Q

What IP address range does APIPA use?

A

169.254.0.1 to 169.254.255.255

160
Q

What is the default mask for Class A networks?

A

255.0.0.0

161
Q

Which ports are used by File Transfer Protocol (FTP)

A

20, 21

162
Q

What is the address convention for URLs that require a Secure Socket Layer (SSL) connection?

A

https://

163
Q

Which feature optimizes network traffic on the network connection page?

A

Quality of Service packet scheduler

164
Q

How many binary bits does an IPv4 address include?

A

32 binary bits

165
Q

What does a crimper do?

A

Seals the connection of the connector and cable wires

166
Q

Which common command is used to check the internet connectivity from the command prompt

A

ping

167
Q

What are the two main types of network cables?

A
  • Straight through cable

- Crossover cable

168
Q

What is the maximum transmission distance for Bluetooth 1.0 devices?

A

100 meters or 300 feet

169
Q

Which type of address should you specify in wireless clients when you configure a wireless access point as a router?

A

gateway address

170
Q

Which unshielded twisted pair (UTP) cables can support gigabit ethernet cards?

A

CAT53, 6, 6a, 7, and 7a

171
Q

What does ISP stand for?

A

Internet Service Provider

172
Q

What are the two main connectors used with a coaxial cable?

A
  • Bayonet Neill Concilman (BNC)

- Threaded Neill Concilman (TNC)

173
Q

What must be different in the network configuration for each client if TCP/IP is used as the standard protocol?

A

IP address

174
Q

Which type of port is used to connect a computer to a 100BaseT network?

A

RJ-45

175
Q

What is the maximum transmission distance for Bluetooth 3.0 devices?

A

1 meter or 3 feet

176
Q

Which service is used to resolve an IP address to its Fully Qualified Domain Name (FQDN)

A

Domain Name System (DNS)

177
Q

Which command is used to determine the MAC address of the computer’s Network Interface Card?

A

ipconfig /all

178
Q

Which TCP port is used by Internet Message Access Protocol version 4? (IMAP4)

A

143

179
Q

Which authentication protocol is used on a Windows computer that is logging into an Active Directory domain?

A

Kerberos

180
Q

Which hardware device operates at the Physical Layer (layer 1) of the Open Systems Interconnection (OSI) model to provide network connectivity to computers?

A

a hub

181
Q

What is the data rate speed for 802.11g wireless?

A

54 mbps

182
Q

Which types of UTP cables can support data transfer of up to 1000 Mbps?

A

CAT 53, 6, 6a, 7, 7a UTP

183
Q

Which cable is used with RJ-45 connectors?

A

UTP and STP

184
Q

How do you configure a router for a home business?

A

Configure with a browser from a connected computer

185
Q

How do you change the IP address on a wireless router?

A

Connect to the router from a browser and change configuration

186
Q

Which protocol is used by Wireless Fidelity (Wi-Fi) networks

A

802.11

187
Q

Which TCP port is used by HTTP?

A

80

188
Q

Which Internet connectivity type always uses a coax cable to establish a two way connection to the internet?

A

cable

189
Q

172.16.0.0 is reserved for which type of network?

A

Private

190
Q

Which network mask is used to determine the number of bits in an octet that identifies the subnetwork and the number of bits to provide room for host addresses?

A

subnet mask

191
Q

Which TCP/IP command line utility should you use to display the IP address and subnet mask for a Windows computer?

A

ipconfig

192
Q

Which type of light is used for line of sight wireless communications for local area networks?

A

infrared

193
Q

What is the purpose of Quality of Service?

A

Allows you to limit the bandwidth available for data based on the protocol used, the IP address, or other parameters

194
Q

Which hardware device operates at the Data Link layer of the Open Systems Interconnection model to provide connectivity to network computers?

A

a switch

195
Q

What is the maximum transmission speed promised by 802.11n wireless?

A

600 Mbps

196
Q

What is the default subnet mask of 192.168.200.1

A

255.255.255.0

197
Q

What is the commonly used protocol for exchanging files over the Internet or intranet network that supports TCP/IP?

A

File Transfer Protocol (FTP)

198
Q

Which port is used by the Lightweight Directory Access Protocol (LDAP)

A

389

Kaplan 901 flashcards (2 decks)

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