Computer Networks Security Measures Quiz
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Questions and Answers

What is the main purpose of Internet transport protocols services?

  • Providing physical security for network infrastructure
  • Managing power consumption in computer networks
  • Regulating internet speed based on location
  • Ensuring data integrity during transmission (correct)

    • In the context of CSE 231 Lecture 5, what role does the client-server paradigm play in computer networks?

  • It controls the power usage of servers in computer networks
  • It determines the physical layout of network infrastructure
  • It defines how different devices communicate in a network (correct)
  • It assigns IP addresses to all devices connected to the network

    • Which aspect of IP addresses in computer networks is essential for identifying unique devices?

  • Subnet mask
  • Default gateway
  • Network address translation (NAT)
  • MAC address (correct)

    • What is a common type of IP address used to communicate within a local network?

    <p>Private IP address</p> Signup and view all the answers

    How does network infrastructure contribute to the functionality of Internet transport protocols services?

    <p>By providing the physical backbone for data transmission</p> Signup and view all the answers

    What technology is used to ensure confidentiality in computer networks?

    <p>Password-protected VPNs</p> Signup and view all the answers

    Which security measure can help prevent and detect tampering with data in computer networks?

    <p>Digital signatures</p> Signup and view all the answers

    What is the purpose of specialized 'middleboxes' like firewalls in computer networks?

    <p>Filter incoming packets based on sender, receiver, and application</p> Signup and view all the answers

    How do off-by-default filters contribute to network security?

    <p>Filter incoming packets to restrict senders, receivers, applications</p> Signup and view all the answers

    Which technology is typically used for restricting unauthorized network access in computer networks?

    <p>Firewalls</p> Signup and view all the answers

    What is a paradigm in the context of computer networks?

    <p>A set of rules or patterns that guide the design and operation of computer networks</p> Signup and view all the answers

    What is the function of an IP address in a computer network?

    <p>To identify a specific network interface on a device connected to the network</p> Signup and view all the answers

    Which of the following best describes the client-server paradigm in computer networks?

    <p>A model where some devices act as clients, requesting services or resources, while other devices act as servers, providing those services or resources</p> Signup and view all the answers

    What is the main difference between a public IP address and a private IP address?

    <p>Public IP addresses are globally unique, while private IP addresses can be duplicated across different networks</p> Signup and view all the answers

    Which of the following is an essential component of a computer network infrastructure?

    <p>Routers</p> Signup and view all the answers

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