Question 1

Identification badges and smart keys are examples of ________ objects that users carry to identify themselves and that allow them access to a computer system or computer facility.

Accepted Answer

The answer of Identification badges and smart keys are examples...

Question 2

________ cable is the most costly to install.

Accepted Answer

The answer of ________ cable is the most costly to...

Question 3

________ means that additional users can easily be added without affecting the performance of the other network nodes.

Accepted Answer

The answer of ________ means that additional users can easily...

Question 4

A(n) ________ server acts as a liaison between an internal network and an external network.

Accepted Answer

The answer of A(n) ________ server acts as a liaison...

Question 5

A library book reservation service is a good example of a use for a(n) ________ server.

Accepted Answer

The answer of A library book reservation service is a...

Question 6

Data flows in both directions in a ring network.

Accepted Answer

A) True 
 B)False

Question 7

The ends of the cable in a bus network use a(n) ________ to absorb signals so that they are not reflected back to network components that have already received the signals.

Accepted Answer

A)  endcap 
B)  terminator 
C)  stopper 
D)  block

Question 8

A ________ sends data between two networks.

Accepted Answer

A)  repeater 
B)  switch 
C)  hub 
D)  router

Question 9

A(n) ________ server is maintained by a hosting company and is connected to networks using the Internet.

Accepted Answer

The answer of A(n) ________ server is maintained by a...

Question 10

Which of the following is NOT a factor to consider when selecting network cabling?

Accepted Answer

A)  Cable diameter 
B)  Interference 
C)  Maximum run length 
D)  Bandwidth

Question 11

In a ________ network, each node connected to the network communicates directly with every other node.

Accepted Answer

A)  client/server 
B)  peer-to-peer 
C)  router 
D)  bridge

Question 12

A ________ network can contain servers as well as individual computers.

Accepted Answer

A)  client/server 
B)  peer-to-peer 
C)  switch 
D)  distributed

Question 13

The physical address assigned each network adapter is called its ________.

Accepted Answer

A)  network access control (NA
C)  
B)  physical address control (PA
C)  
C)  network physical address (NP
A)  
D)  media access control (MA
C)

Question 14

Match between columns
                        Premises: packet
firewall
switch
router
bridge

Accepted Answer

The Answer of sends data between different collision domains and is...

Question 15

A ________ sends data from one collision domain to another.

Accepted Answer

A)  switch 
B)  bridge 
C)  link 
D)  router

Question 16

Which of the following is NOT a common network topology?

Accepted Answer

A)  Star 
B)  Cluster 
C)  Linear bus 
D)  Ring

Question 17

In an Ethernet network, the signal that is sent to indicate a signal collision is called a ________ signal.

Accepted Answer

A)  hit 
B)  crash 
C)  stop 
D)  jam

Question 18

Worms often try to disguise from where they are sending data by using a bogus IP addresses instead of using an authorized IP address belonging to the network.

Accepted Answer

A) True 
 B)False

Question 19

________ is the standard communications protocol used on most client/server networks.

Accepted Answer

A)  Ethernet 
B)  NOS 
C)  TCP/IP 
D)  VPN

Question 20

Since data transmissions can pass through fiber-optic cable in only one direction, at least two fibers are required to enable transmission of data in both directions.

Accepted Answer

A) True 
 B)False

Exam 12: Behind the Scenes: Networking and Security in the Business World

Identification badges and smart keys are examples of ________ objects that users carry to identify themselves and that allow them access to a computer system or computer facility.

________ cable is the most costly to install.

________ means that additional users can easily be added without affecting the performance of the other network nodes.

A(n) ________ server acts as a liaison between an internal network and an external network.

A library book reservation service is a good example of a use for a(n) ________ server.

Data flows in both directions in a ring network.

The ends of the cable in a bus network use a(n) ________ to absorb signals so that they are not reflected back to network components that have already received the signals.

A ________ sends data between two networks.

A(n) ________ server is maintained by a hosting company and is connected to networks using the Internet.

Which of the following is NOT a factor to consider when selecting network cabling?

In a ________ network, each node connected to the network communicates directly with every other node.

A ________ network can contain servers as well as individual computers.

The physical address assigned each network adapter is called its ________.

Match each of the following terms to its definition:

A ________ sends data from one collision domain to another.

Which of the following is NOT a common network topology?

In an Ethernet network, the signal that is sent to indicate a signal collision is called a ________ signal.

Worms often try to disguise from where they are sending data by using a bogus IP addresses instead of using an authorized IP address belonging to the network.

________ is the standard communications protocol used on most client/server networks.

Since data transmissions can pass through fiber-optic cable in only one direction, at least two fibers are required to enable transmission of data in both directions.