Q. In TCP/IP, which layer corresponds to the OSI Transport Layer?
-
A.
Application Layer
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B.
Internet Layer
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C.
Transport Layer
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D.
Network Access Layer
Solution
The Transport Layer in TCP/IP corresponds directly to the OSI Transport Layer, handling end-to-end communication.
Correct Answer:
C
— Transport Layer
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Q. What does the acronym 'NAT' stand for in networking?
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A.
Network Address Translation
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B.
Network Access Technology
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C.
Network Application Transfer
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D.
Network Allocation Table
Solution
NAT stands for Network Address Translation, which allows multiple devices on a local network to share a single public IP address.
Correct Answer:
A
— Network Address Translation
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Q. What is the primary purpose of subnetting?
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A.
To increase the number of available IP addresses
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B.
To improve network performance and security
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C.
To simplify network management
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D.
To connect different networks
Solution
Subnetting is primarily used to improve network performance and security by dividing a larger network into smaller, manageable segments.
Correct Answer:
B
— To improve network performance and security
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Q. What is the purpose of a switch in a network?
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A.
To connect different networks
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B.
To filter traffic based on IP addresses
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C.
To connect devices within the same network
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D.
To provide internet access
Solution
A switch connects devices within the same network and uses MAC addresses to forward data to the correct destination.
Correct Answer:
C
— To connect devices within the same network
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Q. Which IP address class is used for large networks?
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A.
Class A
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B.
Class B
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C.
Class C
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D.
Class D
Solution
Class A IP addresses are used for large networks, allowing for a significant number of hosts.
Correct Answer:
A
— Class A
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Q. Which layer of the OSI model does the MAC address operate at?
-
A.
Application Layer
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B.
Transport Layer
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C.
Network Layer
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D.
Data Link Layer
Solution
The MAC address operates at the Data Link Layer of the OSI model, which is responsible for node-to-node data transfer.
Correct Answer:
D
— Data Link Layer
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Q. Which of the following is a private IP address?
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A.
192.168.1.1
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B.
172.16.0.1
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C.
10.0.0.1
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D.
All of the above
Solution
All of the listed IP addresses are private IP addresses, used within local networks.
Correct Answer:
D
— All of the above
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