Principles of Networked Communications

What is the purpose of network protocols?

• To limit network access

• To increase network speed

• To provide a standardized set of rules for communication

• To ensure data is transferred securely

What does the term 'bandwidth' refer to in networking?

• The number of devices connected to a network

• The physical hardware used in a network

• The speed at which data is transferred over a network

• The distance between network nodes

What is a MAC address?

• A software used to monitor network traffic

• A protocol used for sending emails

• A unique identifier assigned to a network interface

• A type of network cable

What is a DNS server used for?

• To encrypt network traffic

• To translate domain names into IP addresses

• To manage network connections

• To provide network security

What is the purpose of a firewall in network security?

• To block all network traffic

• To monitor network performance

• To allow unrestricted access to network resources

• To filter and control network traffic

What does NAT stand for in networking?

• Network Analysis Tool

• Network Address Translation

• Network Authentication Technique

• Network Access Token

Which protocol is used for secure communication over the internet?

• HTTP

• SMTP

• HTTPS

• FTP

What is the purpose of a router in a network?

• To encrypt network traffic

• To provide wireless access to a network

• To connect devices in a local area network

• To manage network traffic and direct data packets

What is the role of an IP address in networking?

• To manage network security

• To establish a secure connection between devices

• To provide physical location information of a device

• To identify a device on a network

What is the difference between TCP and UDP?

• TCP is used for video streaming, while UDP is used for email communication

• TCP provides reliable delivery of data, while UDP does not guarantee delivery

• TCP and UDP are interchangeable protocols

• TCP is faster than UDP