Question 1

Wireless LANs are never connected to a wired network.

Accepted Answer

A) True 
 B)False

Question 2

The ___________ is where the organization housing its primary servers.

Accepted Answer

A) MDF 
B) guest house 
C) SOHO network 
D) data center 
E) load balancer 
A) MDF 
B) guest house 
C) SOHO network 
D) data center 
E) load balancer

Question 3

Which of the following is not an effective way to reduce LAN network demand:

Accepted Answer

A) move files to client computers 
B) use disk caching on the client machines 
C) find an application that places a large demand on the network and run it a time when the network is lightly loaded 
D) add hidden nodes 
E) shift the users' routines 
A) move files to client computers 
B) use disk caching on the client machines 
C) find an application that places a large demand on the network and run it a time when the network is lightly loaded 
D) add hidden nodes 
E) shift the users' routines

Question 4

Wireless LANs do not share the bandwidth capacity of the wireless network.

Accepted Answer

A) True 
 B)False

Question 5

Compare a switched Ethernet to a wireless Ethernet. What are four essential differences between these two approaches to building a LAN? Give three reasons why a switched Ethernet is preferable to wireless. Three reasons why wireless might be preferred to switched?

Accepted Answer

Switched Ethernet and wireless Ethernet

Question 6

WiGig is standardized as

Accepted Answer

A) IEEE 802.11ad 
B) IEEE 802.11ac 
C) IEEE 802.11n 
D) IEEE 802.11g 
E) IEEE 802.11a 
A) IEEE 802.11ad 
B) IEEE 802.11ac 
C) IEEE 802.11n 
D) IEEE 802.11g 
E) IEEE 802.11a

Question 7

The server version of the Network Operating System does not:

Accepted Answer

A) provide the software that performs the functions associated with the physical layer 
B) provide the software that performs the functions associated with the data link layer 
C) provide the software that performs the functions associated with the application layer 
D) provide the software that performs the functions associated with the network layer 
E) usually provide the software that performs the functions associated with the computer's own operating system 
A) provide the software that performs the functions associated with the physical layer 
B) provide the software that performs the functions associated with the data link layer 
C) provide the software that performs the functions associated with the application layer 
D) provide the software that performs the functions associated with the network layer 
E) usually provide the software that performs the functions associated with the computer's own operating system

Question 8

Describe war-chalking, war-driving, and war-walking.

Accepted Answer

War-chalking, war-driving, and war-walki

Question 9

An) ___________ is a radio transceiver that plays the same role as a hub or switch in a wired network and connects the WLAN to the wired network.

Accepted Answer

A) Ethernet NIC 
B) antennae 
C) wireless NIC 
D) access point 
E) hub 
A) Ethernet NIC 
B) antennae 
C) wireless NIC 
D) access point 
E) hub

Question 10

Wired Equivalent Privacy requires that each user have a preconfigured key in order to communicate with an access point.

Accepted Answer

A) True 
 B)False

Question 11

With _____________, the AP permits the owner to provide a list of valid addresses that can connect.

Accepted Answer

A) EAP. 
B) SSID 
C) WEP 
D) MAC address filtering 
E) SWEP 
A) EAP. 
B) SSID 
C) WEP 
D) MAC address filtering 
E) SWEP

Question 12

The IEEE designation for the type of wireless standard that uses both the 2.4 and 5 GHz range is __________.

Accepted Answer

A) 802.11n 
B) 802.11a 
C) 802.3 
D) 802.11b 
E) 802.11g 
A) 802.11n 
B) 802.11a 
C) 802.3 
D) 802.11b 
E) 802.11g

Question 13

The Ethernet standard was first developed by the IEEE.

Accepted Answer

A) True 
 B)False

Question 14

Most access points AP) deployed in wireless LANs use directional antennas.

Accepted Answer

A) True 
 B)False

Question 15

How many channels does the 802.11ac standard provide for communication between the access point and clients?

Accepted Answer

A) 4 
B) 6 
C) 8 
D) 11 
E) 2 
A) 4 
B) 6 
C) 8 
D) 11 
E) 2

Question 16

An access point ensures that all computers within range of the access point can communicate with each other,

Accepted Answer

A) True 
 B)False

Question 17

Hub-based Ethernet is a star physical topology and a bus logical topology.

Accepted Answer

A) True 
 B)False

Question 18

Switch-based Ethernet:

Accepted Answer

A) uses a hub to connect computers 
B) has a physical topology of a ring 
C) has a logical topology of a ring 
D) has a logical topology of a bus 
E) usually enables all attached circuits to send or receive packets simultaneously 
A) uses a hub to connect computers 
B) has a physical topology of a ring 
C) has a logical topology of a ring 
D) has a logical topology of a bus 
E) usually enables all attached circuits to send or receive packets simultaneously

Question 19

A logical bus topology:

Accepted Answer

A) is always used by token ring protocol LANs 
B) has all computers connected to each other in point-to-point connections 
C) is limited to short distances since devices like a hub or repeater cannot be used with this type of topology 
D) permits every message to be received by every computer on the bus, even when those messages are intended for other computers 
E) has a central control device, such as a mainframe 
A) is always used by token ring protocol LANs 
B) has all computers connected to each other in point-to-point connections 
C) is limited to short distances since devices like a hub or repeater cannot be used with this type of topology 
D) permits every message to be received by every computer on the bus, even when those messages are intended for other computers 
E) has a central control device, such as a mainframe

Question 20

The three latest versions of Ethernet run at speeds of 1Gbps, 10Gbps, and 50 Gbps.

Accepted Answer

A) True 
 B)False

Wireless LANs are never connected to a wired network.

The ___________ is where the organization housing its primary servers.

Which of the following is not an effective way to reduce LAN network demand:

Wireless LANs do not share the bandwidth capacity of the wireless network.

Compare a switched Ethernet to a wireless Ethernet. What are four essential differences between these two approaches to building a LAN? Give three reasons why a switched Ethernet is preferable to wireless. Three reasons why wireless might be preferred to switched?

WiGig is standardized as

The server version of the Network Operating System does not:

Describe war-chalking, war-driving, and war-walking.

An) ___________ is a radio transceiver that plays the same role as a hub or switch in a wired network and connects the WLAN to the wired network.

Wired Equivalent Privacy requires that each user have a preconfigured key in order to communicate with an access point.

With _____________, the AP permits the owner to provide a list of valid addresses that can connect.

The IEEE designation for the type of wireless standard that uses both the 2.4 and 5 GHz range is __________.

The Ethernet standard was first developed by the IEEE.

Most access points AP) deployed in wireless LANs use directional antennas.

How many channels does the 802.11ac standard provide for communication between the access point and clients?

An access point ensures that all computers within range of the access point can communicate with each other,

Hub-based Ethernet is a star physical topology and a bus logical topology.

Switch-based Ethernet:

A logical bus topology:

The three latest versions of Ethernet run at speeds of 1Gbps, 10Gbps, and 50 Gbps.

Introduction to Data Communications

Application Layer

Physical Layer

Data Link Layer

Network and Transport Layers

Network Design

Backbone Networks

Wide Area Networks

The Internet

Network Security

Network Management

Filters

Exam 7: Wired and Wireless Local Area Networks

Wireless LANs are never connected to a wired network.

The ___________ is where the organization housing its primary servers.

Which of the following is not an effective way to reduce LAN network demand:

Wireless LANs do not share the bandwidth capacity of the wireless network.

Compare a switched Ethernet to a wireless Ethernet. What are four essential differences between these two approaches to building a LAN? Give three reasons why a switched Ethernet is preferable to wireless. Three reasons why wireless might be preferred to switched?

WiGig is standardized as

The server version of the Network Operating System does not:

Describe war-chalking, war-driving, and war-walking.

An) ___________ is a radio transceiver that plays the same role as a hub or switch in a wired network and connects the WLAN to the wired network.

Wired Equivalent Privacy requires that each user have a preconfigured key in order to communicate with an access point.

With _____________, the AP permits the owner to provide a list of valid addresses that can connect.

The IEEE designation for the type of wireless standard that uses both the 2.4 and 5 GHz range is __________.

The Ethernet standard was first developed by the IEEE.

Most access points AP) deployed in wireless LANs use directional antennas.

How many channels does the 802.11ac standard provide for communication between the access point and clients?

An access point ensures that all computers within range of the access point can communicate with each other,

Hub-based Ethernet is a star physical topology and a bus logical topology.

Switch-based Ethernet:

A logical bus topology:

The three latest versions of Ethernet run at speeds of 1Gbps, 10Gbps, and 50 Gbps.

Introduction to Data Communications

Application Layer

Physical Layer

Data Link Layer

Network and Transport Layers

Network Design

Backbone Networks

Wide Area Networks

The Internet

Network Security

Network Management

Filters