IT 2 Unit 1 Word Scramble
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Question | Answer |
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 |
What is the most common central device used today to connect computers to a network? | b) switch |
What is the most common adapter or connector used to connect a computer to a wired network? | c) RJ45 |
Which of the following does a switch use for increased performance? | c) full duplex |
What do you use to isolate a group of computers within your organization? | c) VLAN |
What do you use to create VLANs | b) switch |
What zone is used to publish external websites for an organization? | d) DMZ |
Which topology is the most redundant and the most expensive? | c) mesh |
What standard describes CSMA/CD? | b) 802.3 |
What mechanism do wireless networks use to access the network? | b) CSMA/CA |
What model promises the most processing power? | b) distributive computing |
Which model users a central database for authentication? | c) client/server |
What type of server does Active Director run on? | d) network controller |
What type of communication is sent to a single designated host? | a) unicast |
What is used to uniquely identify a host on a TCP/IP network? | a) IP address |
A _________ is a single computer or device that connects to a TCP/IP network. | host |
What is the central device used in wireless LANs? | wireless access point |
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. |
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) |
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 |
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 |
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. |
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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