It essentials v6.0 Chapter 7 Quiz Simulator Online
It-essentials v6.0 Chapter 7 Practice Quiz Simulator |
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It-essentials v6.0 Chapter 7 Practice Quiz Simulator
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It-essentials v6.0 Chapter 7 Practice Quiz Simulator
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Question 1 of 16
1. Question
1 pointsHow many host addresses are available on a network with a subnet mask of 255.255.0.0?
Correct
Incorrect
Hint
Explanation:
A subnet mask of 255.255.0.0 represents sixteen bits in the host portion of the address identified by zeros. Sixteen bits allows for 2^16 possible host addresses that can used on a network. -
Question 2 of 16
2. Question
1 pointsWhich term is used to describe any device on a network that can send and receive information?
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Hint
Explanation:
Host is a general term for any device on a network that can send and receive data. -
Question 3 of 16
3. Question
1 pointsWhich network device regenerates the data signal without segmenting the network?
Correct
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Hint
Explanation:
Hubs are sometimes called repeaters because they regenerate the signal. All devices connected to the hub share the same bandwidth (unlike a switch, which gives each device dedicated bandwidth). -
Question 4 of 16
4. Question
1 pointsWhich standards organization publishes current Ethernet standards?
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Hint
Explanation:
The IEEE standards describe current Ethernet features. The IEEE standard for Ethernet is 802.3. -
Question 5 of 16
5. Question
1 pointsWhich protocol operates at the application layer of the TCP/IP model?
Correct
Incorrect
Hint
Explanation:
The protocols are associated with the following TCP/IP layers:
HTTP > application layer
TCP > transport layer
IP and ICMP > internet layer -
Question 6 of 16
6. Question
1 pointsFill in the blank.
- A switch is a networking device that will record (MAC, mac, media access-control, media-access control, media access control, media-access-control) addresses by inspecting every incoming data frame.
Correct
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Hint
Explanation:
A switch will maintain a switching table that contains a list of available MAC addresses on the network, The switching table will record MAC addresses by inspecting the source MAC address of every incoming frame. -
Question 7 of 16
7. Question
1 pointsWhat is the correct compressed format of the IPv6 address 2001:0db8:eeff:000a:0000:0000:0000:0001?
Correct
Incorrect
Hint
Explanation:
There are two rules for IPv6 address compression. Rule 1: leading zeros in any hextet can be removed. Rule 2: contiguous hextets of all zeros can be compressed to a double colon. Rule two can only be applied once. -
Question 8 of 16
8. Question
1 pointsWhich type of network will extend a short distance and connects printers, mice, and keyboards to an individual host?
Correct
Incorrect
Hint
Explanation:
A personal area network (PAN) connects devices, such as mice, keyboards, printers, smartphones, and tablets. These devices are often connected with Bluetooth technology. Bluetooth allows devices to communicate over short distances. -
Question 9 of 16
9. Question
1 pointsWhat is the proper CIDR prefix notation for a subnet mask of 255.0.0.0?
Correct
Incorrect
Hint
Explanation:
The proper CIDR notation for a subnet mask of 255.0.0.0 is /8. This is because the /8 indicates that the first eight bits of the subnet mask are set to binary 1. -
Question 10 of 16
10. Question
1 pointsWhat is the color of the wire for pin 1 in the T568B Ethernet wiring standard?
Correct
Incorrect
Hint
Explanation:
The color sequence for the wires in the T568B standard are as follows:
1. Orange/White
2. Orange
3. Green/White
4. Blue
5. Blue/White
6. Green
7. Brown/White
8. Brown -
Question 11 of 16
11. Question
1 pointsA student is helping a friend with a home computer that can no longer access the Internet. Upon investigation, the student discovers that the computer has been assigned the IP address 169.254.100.88. What could cause a computer to get such an IP address?
Correct
Incorrect
Hint
Explanation:
When a PC does not have a static IP address or cannot pick one up from a DHCP server, Windows will automatically assign the PC an IP address using APIPA, that uses the range of addresses 169.254.0.0 to 169.254.255.255. -
Question 12 of 16
12. Question
1 pointsWhat type of networking cable is used by television companies to carry data as electrical signals?
Correct
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Hint
Explanation:
Cable television companies and satellite communication systems both use copper or aluminum coaxial cable for connections between devices. -
Question 13 of 16
13. Question
1 pointsAt which layer of the TCP/IP model does routing take place?
Correct
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Hint
Explanation:
The TCP/IP model includes four layers. The application layer, the transport layer, the internet layer, and the network access layer. Each layer supports different protocols and functions. The internet layer supports routing and routing protocols. -
Question 14 of 16
14. Question
2 pointsWhich two protocols operate at the transport layer of the TCP/IP model? (Choose two.)
Correct
Incorrect
Hint
Explanation:
The TCP/IP model includes four layers. The application layer, the transport layer, the internet layer, and the network access layer. The functions at each layer include different protocols. The transport layer includes both the TCP and the UDP protocols. -
Question 15 of 16
15. Question
1 pointsWhat reference model divides network communications into seven distinct layers and is used to maintain equipment and application interoperability between different vendors?
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Hint
Explanation:
The OSI model divides network communications into seven layers. It is used to ensure that equipment and applications that are developed by one vendor are compatible with equipment and applications developed by other vendors. -
Question 16 of 16
16. Question
1 pointsA company is expanding its business to other countries. All branch offices must remain connected to corporate headquarters at all times. Which network technology is required to support this scenario?
Correct
Incorrect
Hint
Explanation:
A WAN connects multiple LANs that are in geographically separated locations. A MAN connects multiple LANs in a large campus or in a city. WLAN is a wireless LAN that covers a rather small geographic area.
