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Basic TCP/IP and OSI Model Relationship Quiz

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Questions and Answers

What is the main difference between the OSI model and the TCP/IP model?

The OSI model is a theoretical framework, while TCP/IP is a practical implementation.
The OSI model has 7 layers, while TCP/IP has 4 layers.
The OSI model is used to explain network modeling, while TCP/IP is used in modern communication networking. (correct)
The OSI model is a competing standard with TCP/IP, while TCP/IP is just a single protocol.

What is the format of an IP address?

An IP address consists of 4 numbers, each between 0 and 255, separated by periods. (correct)
An IP address consists of 8 numbers, each between 0 and 255, separated by periods.
An IP address is a single 32-bit number.
An IP address is a single 64-bit number.

What is the purpose of the subnet mask in an IP address?

The subnet mask is used to convert the IP address from decimal to binary.
The subnet mask is not needed for TCP/IP communication and is only used in the OSI model.
The subnet mask determines which portions of the IP address identify the network and which identify the host. (correct)
The subnet mask is used to calculate the default gateway address.

What is the purpose of the Address Resolution Protocol (ARP) in TCP/IP communication?

ARP is used to convert IP addresses to MAC addresses on the local network. (B) Signup and view all the answers

What happens to the source and destination MAC addresses as data is transmitted across multiple routers?

The source and destination IP addresses remain the same, while the source and destination MAC addresses change at each router. (C) Signup and view all the answers

What is the purpose of the default gateway in a TCP/IP network?

The default gateway is the IP address of the router that connects the local network to other networks. (B) Signup and view all the answers

What is the subnet mask for a Class A IP address?

255.0.0.0 (C) Signup and view all the answers

Which of the following IP address ranges is a private address range for Class B?

172.16.0.0 – 172.31.255.255 (A) Signup and view all the answers

In the three-way handshake process for TCP communication, what is the first step?

SYN is sent by the sender to the receiver (B) Signup and view all the answers

What is the default port number for HTTP traffic?

80 (C) Signup and view all the answers

Which command can be used to view the list of open ports on a Windows computer?

netstat -f (C) Signup and view all the answers

What is the purpose of TCP windowing?

To control the flow of data between the sender and receiver (B) Signup and view all the answers

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