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Questions and Answers
In the OSI model, which layer is responsible for end-to-end communication and data flow control?
In the OSI model, which layer is responsible for end-to-end communication and data flow control?
- Transport Layer (correct)
- Application Layer
- Physical Layer
- Data Link Layer
What is the primary function of ARP (Address Resolution Protocol) in a network?
What is the primary function of ARP (Address Resolution Protocol) in a network?
- To map an IP address to a MAC address (correct)
- To establish a secure connection
- To manage network congestion
- To route data between networks
Which protocol is used for secure communication over a computer network?
Which protocol is used for secure communication over a computer network?
- SSL/TLS (correct)
- HTTP
- FTP
- DNS
What is the purpose of DNS (Domain Name System) in a network?
What is the purpose of DNS (Domain Name System) in a network?
Which subnet mask is associated with the most host addresses in a Class C network?
Which subnet mask is associated with the most host addresses in a Class C network?
In the OSI model, which layer is responsible for logical addressing?
In the OSI model, which layer is responsible for logical addressing?
What is the purpose of a firewall in a network?
What is the purpose of a firewall in a network?
Which protocol is commonly used for secure file transfer over a network?
Which protocol is commonly used for secure file transfer over a network?
What type of network topology is formed when each node is connected to exactly two other nodes, forming a loop?
What type of network topology is formed when each node is connected to exactly two other nodes, forming a loop?
Which device operates at the Data Link Layer of the OSI model?
Which device operates at the Data Link Layer of the OSI model?
What is the primary purpose of NAT (Network Address Translation)?
What is the primary purpose of NAT (Network Address Translation)?
Which protocol is used for dynamically assigning IP addresses in a network?
Which protocol is used for dynamically assigning IP addresses in a network?
What is the purpose of ICMP (Internet Control Message Protocol) in a network?
What is the purpose of ICMP (Internet Control Message Protocol) in a network?
What is the primary function of a repeater in a network?
What is the primary function of a repeater in a network?
Which protocol is used for secure communication over a web browser?
Which protocol is used for secure communication over a web browser?
What is the primary purpose of a proxy server in a network?
What is the primary purpose of a proxy server in a network?
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