Lesson 1: Understanding Local Area Networking Study Guide
Quiz yourself by thinking what should be in
each of the black spaces below before clicking
on it to display the answer.
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| You have a key network administrator leave a company. Therefore, what does the company depend on to continue to use the network? | d) network documentation
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| What is the most common central device used today to connect computers to a network? | b) switch
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| What is the most common adapter or connector used to connect a computer to a wired network? | c) RJ45
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| Which of the following does a switch use for increased performance? | c) full duplex
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| What do you use to isolate a group of computers within your organization? | c) VLAN
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| What do you use to create VLANs | b) switch
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| What zone is used to publish external websites for an organization? | d) DMZ
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| Which topology is the most redundant and the most expensive? | c) mesh
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| What standard describes CSMA/CD? | b) 802.3
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| What mechanism do wireless networks use to access the network? | b) CSMA/CA
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| What model promises the most processing power? | b) distributive computing
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| Which model users a central database for authentication? | c) client/server
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| What type of server does Active Director run on? | d) network controller
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| What type of communication is sent to a single designated host? | a) unicast
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| What is used to uniquely identify a host on a TCP/IP network? | a) IP address
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| A _________ is a single computer or device that connects to a TCP/IP network. | host
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| What is the central device used in wireless LANs? | wireless access point
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| What is the difference between a switch and a hub? | A hub allows only one device to communicate to another device at a time. A switch allows multiple conversations to occur at the same time.
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| What command do you use to test the TCP/IP stack on a computer? | ping localhost (or ping 127.0.0.1 or ping loopback)
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| What is the difference between class A, B, and C networks? | Class A - 192.x.x.x
Class B- 192.168.x.x
Class C- 192.168.1.x
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| And what is the default subnet mask for each? | class A networks is 255.0.0.0
class B networks is 255.255.0.0
class C networks is 255.255.255.0
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| What is ICMP Protocol? | an error-reporting protocol network devices like routers use to generate error messages to the source IP address when network problems prevent delivery of IP packets.
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| What are the different types of server operating systems? | Using server hardware sales data, IDC reports that 28% of servers run Linux compared to 50% of servers running Windows. Other popular server operating systems include Unix and z/OS.
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Review the information in the table. When you are ready to quiz yourself you can hide individual columns or the entire table. Then you can click on the empty cells to reveal the answer. Try to recall what will be displayed before clicking the empty cell.
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To hide the entire table, click on the "Hide All" button.
You may also shuffle the rows of the table by clicking on the "Shuffle" button.
Or sort by any of the columns using the down arrow next to any column heading.
If you know all the data on any row, you can temporarily remove it by tapping the trash can to the right of the row.
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