Question 1

What is CSMA/CD and how does it work?

Accepted Answer

CSMA/CD is the media access method used

Question 2

In a physical bus topology,why do the ends of the cable have to be terminated?

Accepted Answer

When data is sent onto the network in a

Question 3

Match each item with a statement below:
-how the data travels from one device to another

Accepted Answer

A) logical topology 
B) physical topology 
C) mesh topology 
D) point-to-point topology 
E) collision
F)CSMA/CA
G)CSMA/CD
H)media access method
I)broadband
J)baseband 
A) logical topology 
B) physical topology 
C) mesh topology 
D) point-to-point topology 
E) collision
F)CSMA/CA
G)CSMA/CD
H)media access method
I)broadband
J)baseband

Question 4

Which of the following is the physical topology that is daisy-chained like a bus and in which the cabling is brought around from the last device to the first device?

Accepted Answer

A)  physical bus 
B)  physical star 
C)  physical ring 
D)  point-to-point 
A)  physical bus 
B)  physical star 
C)  physical ring 
D)  point-to-point

Question 5

Match each item with a statement below:
-can occur when two devices on the same medium transmit simultaneously

Accepted Answer

A) logical topology 
B) physical topology 
C) mesh topology 
D) point-to-point topology 
E) collision
F)CSMA/CA
G)CSMA/CD
H)media access method
I)broadband
J)baseband 
A) logical topology 
B) physical topology 
C) mesh topology 
D) point-to-point topology 
E) collision
F)CSMA/CA
G)CSMA/CD
H)media access method
I)broadband
J)baseband

Question 6

What is in an Ethernet frame's trailer?

Accepted Answer

A)  source MAC address 
B)  destination MAC address 
C)  frame payload 
D)  cyclic redundancy check 
A)  source MAC address 
B)  destination MAC address 
C)  frame payload 
D)  cyclic redundancy check

Question 7

Match each item with a statement below:
-how the cables connect one device to another

Accepted Answer

A) logical topology 
B) physical topology 
C) mesh topology 
D) point-to-point topology 
E) collision
F)CSMA/CA
G)CSMA/CD
H)media access method
I)broadband
J)baseband 
A) logical topology 
B) physical topology 
C) mesh topology 
D) point-to-point topology 
E) collision
F)CSMA/CA
G)CSMA/CD
H)media access method
I)broadband
J)baseband

Question 8

With a ___________________ antenna,signals are focused in a single direction,which makes them ideal for placement at one end of long,narrow spaces or to cover distances between buildings.

Accepted Answer

The answer of With a ___________________ antenna,signals are focused in...

Question 9

Which of the following is NOT an advantage of a physical star?

Accepted Answer

A)  easier network upgrades 
B)  centralized monitoring and management of traffic 
C)  use of faster technologies 
D)  single point of failure 
A)  easier network upgrades 
B)  centralized monitoring and management of traffic 
C)  use of faster technologies 
D)  single point of failure

Question 10

In a large network,in which several switches need to be connected together,usually one device is placed at the center,forming a(n)____________ star.

Accepted Answer

The answer of In a large network,in which several switches...

Question 11

Which of the following is true about collisions?

Accepted Answer

A)  They can only happen with switches 
B)  They are a problem with Token Ring networks 
C)  They can occur on Ethernet half-duplex networks 
D)  Fewere computers means more collisions 
A)  They can only happen with switches 
B)  They are a problem with Token Ring networks 
C)  They can occur on Ethernet half-duplex networks 
D)  Fewere computers means more collisions

Question 12

When a wireless computer connects with an AP before it connects with other devices,it is operating in ____________ mode.

Accepted Answer

The answer of When a wireless computer connects with an...

Question 13

A network's logical topology often depends on the central device's electronics.

Accepted Answer

A) True 
 B)False

Question 14

When a wireless computer uses a peer-to-peer connection to directly connect to another wireless computer,it is operating in what mode?

Accepted Answer

A)  infrastructure 
B)  ad hoc 
C)  hot spot 
D)  Wi-Fi 
A)  infrastructure 
B)  ad hoc 
C)  hot spot 
D)  Wi-Fi

Question 15

List the five wireless standards and their maximum data transfer speed.

Accepted Answer

802.11a 54Mbps 802.1

Question 16

In wireless networks,what type of media access control is used?

Accepted Answer

A)  CSMA/CD 
B)  Polling 
C)  CSMA/CA 
D)  Token passing 
A)  CSMA/CD 
B)  Polling 
C)  CSMA/CA 
D)  Token passing

Question 17

Match each item with a statement below:
-direct connection between two devices

Accepted Answer

A) logical topology 
B) physical topology 
C) mesh topology 
D) point-to-point topology 
E) collision
F)CSMA/CA
G)CSMA/CD
H)media access method
I)broadband
J)baseband 
A) logical topology 
B) physical topology 
C) mesh topology 
D) point-to-point topology 
E) collision
F)CSMA/CA
G)CSMA/CD
H)media access method
I)broadband
J)baseband

Question 18

What is the media access method used by Ethernet?

Accepted Answer

A)  CSMA/CD 
B)  Token passing 
C)  CSMA/CA 
D)  Polling 
A)  CSMA/CD 
B)  Token passing 
C)  CSMA/CA 
D)  Polling

Question 19

With which kind of Wi-Fi antennas does the signal radiate out with equal strength in all directions?

Accepted Answer

A)  Omnidirectional 
B)  Unidirectional 
C)  Multidirectional 
D)  Semidirectional 
A)  Omnidirectional 
B)  Unidirectional 
C)  Multidirectional 
D)  Semidirectional

Question 20

In which topology does a central device communicate with two or more other devices and is used in WANs where a main office has connections to several branch offices via a router?

Accepted Answer

A)  logical bus 
B)  logical star 
C)  switched 
D)  Point-to-multipoint 
A)  logical bus 
B)  logical star 
C)  switched 
D)  Point-to-multipoint

What is CSMA/CD and how does it work?

In a physical bus topology,why do the ends of the cable have to be terminated?

Match each item with a statement below: -how the data travels from one device to another

Which of the following is the physical topology that is daisy-chained like a bus and in which the cabling is brought around from the last device to the first device?

Match each item with a statement below: -can occur when two devices on the same medium transmit simultaneously

What is in an Ethernet frame's trailer?

Match each item with a statement below: -how the cables connect one device to another

With a ___________________ antenna,signals are focused in a single direction,which makes them ideal for placement at one end of long,narrow spaces or to cover distances between buildings.

Which of the following is NOT an advantage of a physical star?

In a large network,in which several switches need to be connected together,usually one device is placed at the center,forming a(n)____________ star.

Which of the following is true about collisions?

When a wireless computer connects with an AP before it connects with other devices,it is operating in ____________ mode.

A network's logical topology often depends on the central device's electronics.

When a wireless computer uses a peer-to-peer connection to directly connect to another wireless computer,it is operating in what mode?

List the five wireless standards and their maximum data transfer speed.

In wireless networks,what type of media access control is used?

Match each item with a statement below: -direct connection between two devices

What is the media access method used by Ethernet?

With which kind of Wi-Fi antennas does the signal radiate out with equal strength in all directions?

In which topology does a central device communicate with two or more other devices and is used in WANs where a main office has connections to several branch offices via a router?

Introduction to Computer Networks

Network Hardware Essentials

Network Media

Network Protocols

Ip Addressing

Network Reference Models and Standards

Network Hardware in Depth

Introduction to Network Security

Wide Area Networking and Cloud Computing

Network Operating System Fundamentals

Network Management and Administration

Troubleshooting and Support

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Exam 3: Network Topologies and Technologies

What is CSMA/CD and how does it work?

In a physical bus topology,why do the ends of the cable have to be terminated?

Match each item with a statement below: -how the data travels from one device to another

Which of the following is the physical topology that is daisy-chained like a bus and in which the cabling is brought around from the last device to the first device?

Match each item with a statement below: -can occur when two devices on the same medium transmit simultaneously

What is in an Ethernet frame's trailer?

Match each item with a statement below: -how the cables connect one device to another

With a ___________________ antenna,signals are focused in a single direction,which makes them ideal for placement at one end of long,narrow spaces or to cover distances between buildings.

Which of the following is NOT an advantage of a physical star?

In a large network,in which several switches need to be connected together,usually one device is placed at the center,forming a(n)____________ star.

Which of the following is true about collisions?

When a wireless computer connects with an AP before it connects with other devices,it is operating in ____________ mode.

A network's logical topology often depends on the central device's electronics.

When a wireless computer uses a peer-to-peer connection to directly connect to another wireless computer,it is operating in what mode?

List the five wireless standards and their maximum data transfer speed.

In wireless networks,what type of media access control is used?

Match each item with a statement below: -direct connection between two devices

What is the media access method used by Ethernet?

With which kind of Wi-Fi antennas does the signal radiate out with equal strength in all directions?

In which topology does a central device communicate with two or more other devices and is used in WANs where a main office has connections to several branch offices via a router?

Introduction to Computer Networks

Network Hardware Essentials

Network Media

Network Protocols

Ip Addressing

Network Reference Models and Standards

Network Hardware in Depth

Introduction to Network Security

Wide Area Networking and Cloud Computing

Network Operating System Fundamentals

Network Management and Administration

Troubleshooting and Support

Filters