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Questions and Answers
Which layer of the OSI model is responsible for assigning IP addresses?
Which layer of the OSI model is responsible for assigning IP addresses?
- Transport layer
- Network layer (correct)
- Data link layer
- Physical layer
What is the purpose of an ARP request message?
What is the purpose of an ARP request message?
- To request the IP address of a router
- To request the IP address associated with a MAC address
- To request the MAC address associated with an IP address (correct)
- To request the MAC address of a router
In the given network communication example, how does Bob obtain Sally's MAC address?
In the given network communication example, how does Bob obtain Sally's MAC address?
- Bob sends an ARP request message to the LAN (correct)
- Bob sends a broadcast message to Sally
- Bob sends an IP request message to Sally
- Bob sends a unicast message to Sally
If two computers are in the same LAN, can they communicate directly without a router?
If two computers are in the same LAN, can they communicate directly without a router?
Which layer of the OSI model is responsible for communication between devices on different networks?
Which layer of the OSI model is responsible for communication between devices on different networks?
What is the purpose of a router in network communication?
What is the purpose of a router in network communication?
What information is required for communication between devices in a network?
What information is required for communication between devices in a network?
Which device is responsible for connecting all the segments of a network together in a star topology Ethernet network?
Which device is responsible for connecting all the segments of a network together in a star topology Ethernet network?
What is the purpose of a default gateway in a LAN?
What is the purpose of a default gateway in a LAN?
What is a collision domain?
What is a collision domain?
What can collisions cause in a network?
What can collisions cause in a network?
How can collisions be reduced in a network?
How can collisions be reduced in a network?
What is a broadcast domain?
What is a broadcast domain?
What can high broadcast traffic cause in a network?
What can high broadcast traffic cause in a network?
Which device is responsible for connecting two similar network segments together and breaking up collision domains?
Which device is responsible for connecting two similar network segments together and breaking up collision domains?
What is the primary function of a switch?
What is the primary function of a switch?
Where are firewalls usually placed in a network?
Where are firewalls usually placed in a network?
What is the main purpose of a DHCP server?
What is the main purpose of a DHCP server?
What is the goal of a DNS server?
What is the goal of a DNS server?
Which model is a condensed version of the OSI model and is composed of four layers?
Which model is a condensed version of the OSI model and is composed of four layers?
What is the most common protocol suite for networking today?
What is the most common protocol suite for networking today?
Which layer of the OSI Model do TCP and UDP operate at?
Which layer of the OSI Model do TCP and UDP operate at?
What is the main difference between TCP and UDP?
What is the main difference between TCP and UDP?
Which step is part of the TCP three-way handshake?
Which step is part of the TCP three-way handshake?
What does the client send to the server to initiate the TCP three-way handshake?
What does the client send to the server to initiate the TCP three-way handshake?
What does the server respond with during the TCP three-way handshake?
What does the server respond with during the TCP three-way handshake?
What does the client send to the server to confirm the TCP connection establishment?
What does the client send to the server to confirm the TCP connection establishment?
Which layer of the OSI Model is the IP Header part of?
Which layer of the OSI Model is the IP Header part of?
What is the purpose of the IP Header?
What is the purpose of the IP Header?
Which TCP/IP protocol is used for error detection and reporting?
Which TCP/IP protocol is used for error detection and reporting?
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