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Online Study Guide



 This activity contains 42 questions.

Question 1.
Which of the following is NOT a benefit of setting up a network?
 
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Question 2.
All network nodes (computers and peripherals) are connected to each other and to the network by:
 
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Question 3.
The transmission medium used to connect nodes on wireless networks is:
 
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Question 4.
Which of the following is NOT a necessary component for a network to function?
 
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Question 5.
____________ services, such as MySpace and Facebook, have you list personal information about yourself and encourage you to list connections to your friends.
 
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Question 6.
Which of the following attaches to a network and provides wireless nodes with a means of wirelessly connecting to the network?
 
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Question 7.
Public places at which you can wirelessly connect to the Internet are known as:
 
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Question 8.
Wireless devices have a maximum range of approximately:
 
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Question 9.
___________ intercept and read the contents of data packets, which can include private information such as credit card numbers.
 
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Question 10.
Computer users who gain access to other companies' or people's computer systems with the intent to destroy information or for illegal gain are known as:
 
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Question 11.
__________ is the most complex operating system to configure for a home network.
 
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Question 12.
Firewalls use a process called ___________ to assign internal IP addresses on a network.
 
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Question 13.
Dynamic addressing makes it more difficult for hackers to find likely victims because:
 
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Question 14.
__________ is a virus that is designed to infect multiple file types in an effort to fool the antivirus software that is looking for them.
 
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Question 15.
The network architecture of a peer-to-peer LAN is an appropriate network for:
 
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Question 16.
Which of the following is a security measure that uses a method of translating your data into code to protect data?
 
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Question 17.
A ____________ is defined as anyone who breaks into a computer system (whether an individual computer or a network) unlawfully.
 
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Question 18.
________________ viruses change their own code (or periodically rewrite themselves) to avoid detection.
 
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Question 19.
The best defense against viruses is to:
 
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Question 20.
Ethernet networks can be slightly more complicated to set up than other home network options, but they're faster, more reliable, and less expensive.

   
 
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Question 21.
A disadvantage of switches is that you can NOT chain them together.
   
 
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Question 22.
The current standard for wireless networks in the United States is based on the 802.11 standard.
   
 
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Question 23.
A wireless router and a wireless access point perform the same function.
   
 
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Question 24.
A wireless network uses light transmissions instead of wires or cables as its transmission media.
   
 
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Question 25.
In a client/server network, each node connected to the network can communicate directly with every other node.
   
 
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Question 26.
Firewalls are software programs or hardware devices designed to keep computers safe from hackers.
   
 
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Question 27.
If you install a device called a router to your network, you can share broadband Internet connections.
   
 
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Question 28.
Throughput is the maximum speed at which data can be transmitted between two nodes on a network.
   
 
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Question 29.
Routers transfer packets of data between two or more networks.
   
 
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Question 30.
Switches are the "traffic cops" of networks.
   
 
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Question 31.
Repeaters are devices that are installed on long cable runs to amplify the signal.
   
 
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Question 32.
Black-hat hackers are experts who are performing a needed service for society by helping companies realize the vulnerabilities that exist in their systems.
   
 
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Question 33.
A transceiver is a device that translates the electronic data that needs to be sent along the network into radio waves and then broadcasts these radio waves to other network nodes.
   
 
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Question 34.
Cybercrime refers to any criminal action perpetrated primarily through the use of a computer.
   
 
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Question 35.
Social engineering refers to activities that trick users into divulging sensitive information through ordinary communication means such as e-mail.
   
 
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Question 36.
A packet sniffer is a program that looks at each packet as it travels on the Internet.
   
 
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Question 37.
Logical ports are virtual communications gateways or paths that allow a computer to organize requests for information from other networks or computers.
   
 
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Question 38.
One problem with wireless networks is that their maximum range is about 50 feet.
   
 
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Question 39.
Stealth viruses are designed to infect multiple file types in an effort to fool the antivirus software that is looking for them.
   
 
End of Question 39


Question 40.
Match the following words or acronyms with their correct definitions or descriptions:
A matching question presents 5 answer choices and 5 items. The answer choices are lettered A through E. The items are numbered 40.1 through 40.5. Screen readers will read the answer choices first. Then each item will be presented along with a select menu for choosing an answer choice. Using the pull-down menus, match each item in the left column to the corresponding item in the right column.
A computer that provides resources to computers on the network
B network in which the nodes are located within a small geographic area
C computer on which users accomplish specific tasks
D devices connected to a network
E two or more computers that are connected via software and hardware so that they can communicate with each other
 
 
 
 
 
End of Question 40


Question 41.
Match the following terms with their correct descriptions:
A matching question presents 6 answer choices and 6 items. The answer choices are lettered A through F. The items are numbered 41.1 through 41.6. Screen readers will read the answer choices first. Then each item will be presented along with a select menu for choosing an answer choice. Using the pull-down menus, match each item in the left column to the corresponding item in the right column.
A computers controlled by hackers using a backdoor program
B program that appears to be something useful or desirable but at the same time does something malicious in the background without your knowledge
C viruses that are triggered by the passage of time or on a certain date
D temporarily erase their code from the files where they reside and hide in the active memory of the computer
E viruses that are triggered when certain conditions are met
F can run independently of host file execution
 
 
 
 
 
 
End of Question 41


Question 42.
Match the following terms with their correct descriptions:
A matching question presents 6 answer choices and 6 items. The answer choices are lettered A through F. The items are numbered 42.1 through 42.6. Screen readers will read the answer choices first. Then each item will be presented along with a select menu for choosing an answer choice. Using the pull-down menus, match each item in the left column to the corresponding item in the right column.
A establishes a communication channel between the nodes on a network
B data sent over transmission media in bundles
C made up of plastic or glass fibers that transmit data at fast speeds
D data transfer rate
E receive data packets and send them to the node for which they are intended on the same network
F transfer packets of data between two or more networks
 
 
 
 
 
 
End of Question 42





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