Computer Network Security
22 Questions
0 Views

Choose a study mode

Play Quiz
Study Flashcards
Spaced Repetition
Chat to Lesson

Podcast

Play an AI-generated podcast conversation about this lesson

Questions and Answers

What is a major function of a guard in network security?

  • Decrypting encrypted email messages
  • Ensuring physical security of hardware
  • Managing login credentials for users
  • Interpreting data at the protocol level and responding (correct)

Which feature might make the distinction between an application proxy and a guard fuzzy?

  • High data transfer rates
  • Lower latency in data transfer
  • Enhanced protection features (correct)
  • Increased number of users connected

What is NOT a programmable rule that a guard could implement?

  • Filter documents containing specific keywords
  • Limit the number of email messages a user can receive
  • Limit users' web bandwidth
  • Run operating system updates (correct)

Where is a Demilitarized Zone (DMZ) typically located in network architecture?

<p>Between two firewalls (C)</p> Signup and view all the answers

What is the primary purpose of a personal firewall?

<p>To protect individual devices from network threats (D)</p> Signup and view all the answers

Which type of server is most likely to be found in a DMZ?

<p>Web page server (A)</p> Signup and view all the answers

What is the main characteristic of the Ping of Death attack?

<p>Sending a single large packet (A)</p> Signup and view all the answers

What is the primary goal of a Teardrop attack?

<p>To crash or halt the target system (D)</p> Signup and view all the answers

What is the main difference between a Land attack and a Teardrop attack?

<p>Land attacks use multiple packets, while Teardrop attacks use a single packet (B)</p> Signup and view all the answers

What is the name of the DDoS tool that exploited Sun Solaris systems?

<p>Tribe Flood Network (C)</p> Signup and view all the answers

What is the primary purpose of a DDoS attack?

<p>To crash or halt the target system (C)</p> Signup and view all the answers

What is the name of the DDoS attack that targeted Amazon Web Services?

<p>AWS Attack (C)</p> Signup and view all the answers

What is the name of the DDoS tool that is similar to LOIC?

<p>XOIC (D)</p> Signup and view all the answers

What is the primary defense against Denial of Service attacks?

<p>Keeping patches updated on all systems (C)</p> Signup and view all the answers

What is one main function of a firewall?

<p>Filtering traffic between networks (A)</p> Signup and view all the answers

Which characteristic is NOT a requirement for a firewall to be considered a reference monitor?

<p>Encrypts all communications (B)</p> Signup and view all the answers

In the context of Virtual Private Networks (VPN), what role does a firewall play?

<p>Filtering encrypted traffic (B)</p> Signup and view all the answers

Which is NOT mentioned as an advantage of firewalls running as dedicated devices?

<p>Difficult to analyze rigorously (A)</p> Signup and view all the answers

What does a firewall implement to determine traffic flow?

<p>Security policies (D)</p> Signup and view all the answers

Which feature is essential for a firewall to prevent circumvention?

<p>Always being invoked (D)</p> Signup and view all the answers

What is the main purpose of a Digital Certificate in SSL?

<p>Authenticate the identity of the parties involved (C)</p> Signup and view all the answers

What is a common use of a Demilitarized Zone (DMZ) in network security?

<p>Providing a buffer zone between the internal network and the external network (A)</p> Signup and view all the answers

More Like This

Use Quizgecko on...
Browser
Browser