Question 1

______ provides Ethernet over the existing electrical power wires in your house at rates up to 1 Gbps.

Accepted Answer

A) Managed APs 
B) SAN 
C) Powerline networking 
D) Wireless LANs 
E) Powertrain LANs 
A) Managed APs 
B) SAN 
C) Powerline networking 
D) Wireless LANs 
E) Powertrain LANs

Question 2

Which of the following is not an advantage of using Cat5 unshielded twisted pair for cabling LANs?

Accepted Answer

A) cost relative to fiber) 
B) thickness relative to coax) 
C) weight relative to coax) 
D) flexibility relative to coax) 
E) security relative to fiber) 
A) cost relative to fiber) 
B) thickness relative to coax) 
C) weight relative to coax) 
D) flexibility relative to coax) 
E) security relative to fiber)

Question 3

Define the three modes of switch operations.

Accepted Answer

In the context of network switches, whic

Question 4

Which of the following is not determined by a site survey?

Accepted Answer

A) feasibility of the desired coverage 
B) potential sources of interference 
C) the security of the WLAN 
D) estimated number of access points needed to provide coverage 
E) current locations of the wired network into which the WLAN will connect. 
A) feasibility of the desired coverage 
B) potential sources of interference 
C) the security of the WLAN 
D) estimated number of access points needed to provide coverage 
E) current locations of the wired network into which the WLAN will connect.

Question 5

Describe CSMA, CD and CA. How does this work, in essence? Compare this to wireless LANS? How are they similar, and how are they different in terms of MAC?

Accepted Answer

CSMA, CD, and CA are all protocols used

Question 6

Which of the following is not a purpose for using hubs in a network?

Accepted Answer

A) to act as a communications server 
B) to connect network cables 
C) to prevent attenuation 
D) to act as a junction box 
E) none of the above 
A) to act as a communications server 
B) to connect network cables 
C) to prevent attenuation 
D) to act as a junction box 
E) none of the above

Question 7

________ is a hybrid version of Ethernet that uses either 10Base-T, 100Base-T, or 1000Base-T.

Accepted Answer

A) Mullion Ethernet 
B) Base-T Ethernet 
C) 10/100/1000 Ethernet 
D) Token ring Ethernet 
E) FDDI Ethernet 
A) Mullion Ethernet 
B) Base-T Ethernet 
C) 10/100/1000 Ethernet 
D) Token ring Ethernet 
E) FDDI Ethernet

Question 8

Compared to 802.11b, 802.11g provides fewer channels for stations to communicate with the access point.

Accepted Answer

A) True 
 B)False

Question 9

11n LANs operate at speeds up to 600 Mbps.

Accepted Answer

A) True 
 B)False

Question 10

Ethernet LAN was developed by:

Accepted Answer

A) IBM 
B) ARPANET 
C) DEC, Xerox, and Intel 
D) University of Minnesota 
E) CERN laboratory in Geneva 
A) IBM 
B) ARPANET 
C) DEC, Xerox, and Intel 
D) University of Minnesota 
E) CERN laboratory in Geneva

Question 11

How might you as a network manager improve WLAN performance?

Accepted Answer

As a network manager, there are several

Question 12

An) _____________ is not a common type of dedicated server.

Accepted Answer

A) file server 
B) print server 
C) database server 
D) collision server 
E) web server 
A) file server 
B) print server 
C) database server 
D) collision server 
E) web server

Question 13

Physical topology refers to the geometric layout of the network and describes how the computers are interconnected.

Accepted Answer

A) True 
 B)False

Question 14

Given a specific description of an Ethernet type, be prepared to answer questions regarding its speed, type of transmission and physical structure,
e.g., 100BaseT, etc.

Accepted Answer

The term "100BaseT" is shorthand for one

Question 15

___________ is how the network works conceptually.

Accepted Answer

A) Physical topology 
B) Logical topology 
C) Network topology 
D) Ethernet 
E) Media access control 
A) Physical topology 
B) Logical topology 
C) Network topology 
D) Ethernet 
E) Media access control

Question 16

Hubs:

Accepted Answer

A) usually incorporate repeaters or amplifiers 
B) allow for simultaneous communication for all of the computers connected to them 
C) limit the distance of a network to a few meters in length 
D) are a difficult method to connect network cables 
E) operate at the application layer 
A) usually incorporate repeaters or amplifiers 
B) allow for simultaneous communication for all of the computers connected to them 
C) limit the distance of a network to a few meters in length 
D) are a difficult method to connect network cables 
E) operate at the application layer

Question 17

A _________ is a group of centrally organized, related resources.

Accepted Answer

A) workgroup 
B) domain 
C) server 
D) client 
E) sharepoint 
A) workgroup 
B) domain 
C) server 
D) client 
E) sharepoint

Question 18

_________ is not a type of Ethernet specification.

Accepted Answer

A) 100Base-T 
B) 10GbE 
C) 1000Base-T 1Gb
E)  
D) 10Base-T 
E) Securenet 
A) 100Base-T 
B) 10GbE 
C) 1000Base-T 1Gb
E)  
D) 10Base-T 
E) Securenet

Question 19

The maximum transmission speed of 802.11a LANs is 11 Mbps.

Accepted Answer

A) True 
 B)False

Question 20

Directional antennas signals are much stronger than omnidirectional antennas.

Accepted Answer

A) True 
 B)False

______ provides Ethernet over the existing electrical power wires in your house at rates up to 1 Gbps.

Which of the following is not an advantage of using Cat5 unshielded twisted pair for cabling LANs?

Define the three modes of switch operations.

Which of the following is not determined by a site survey?

Describe CSMA, CD and CA. How does this work, in essence? Compare this to wireless LANS? How are they similar, and how are they different in terms of MAC?

Which of the following is not a purpose for using hubs in a network?

________ is a hybrid version of Ethernet that uses either 10Base-T, 100Base-T, or 1000Base-T.

Compared to 802.11b, 802.11g provides fewer channels for stations to communicate with the access point.

11n LANs operate at speeds up to 600 Mbps.

Ethernet LAN was developed by:

How might you as a network manager improve WLAN performance?

An) _____________ is not a common type of dedicated server.

Physical topology refers to the geometric layout of the network and describes how the computers are interconnected.

Given a specific description of an Ethernet type, be prepared to answer questions regarding its speed, type of transmission and physical structure, e.g., 100BaseT, etc.

___________ is how the network works conceptually.

Hubs:

A _________ is a group of centrally organized, related resources.

_________ is not a type of Ethernet specification.

The maximum transmission speed of 802.11a LANs is 11 Mbps.

Directional antennas signals are much stronger than omnidirectional antennas.

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

______ provides Ethernet over the existing electrical power wires in your house at rates up to 1 Gbps.

Which of the following is not an advantage of using Cat5 unshielded twisted pair for cabling LANs?

Define the three modes of switch operations.

Which of the following is not determined by a site survey?

Describe CSMA, CD and CA. How does this work, in essence? Compare this to wireless LANS? How are they similar, and how are they different in terms of MAC?

Which of the following is not a purpose for using hubs in a network?

________ is a hybrid version of Ethernet that uses either 10Base-T, 100Base-T, or 1000Base-T.

Compared to 802.11b, 802.11g provides fewer channels for stations to communicate with the access point.

11n LANs operate at speeds up to 600 Mbps.

Ethernet LAN was developed by:

How might you as a network manager improve WLAN performance?

An) _____________ is not a common type of dedicated server.

Physical topology refers to the geometric layout of the network and describes how the computers are interconnected.

Given a specific description of an Ethernet type, be prepared to answer questions regarding its speed, type of transmission and physical structure, e.g., 100BaseT, etc.

___________ is how the network works conceptually.

Hubs:

A _________ is a group of centrally organized, related resources.

_________ is not a type of Ethernet specification.

The maximum transmission speed of 802.11a LANs is 11 Mbps.

Directional antennas signals are much stronger than omnidirectional antennas.

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