Computer Networking March 24th, 2025

What is the main function of a firewall?

• To speed up internet connections

• To store website data

• To manage email accounts

• To filter or block traffic between networks

Where can a network-based firewall typically be found?

• Between private and public networks

• Only on personal computers

• Inside computer monitors

• In computer keyboards

What does IDS stand for?

• Internet Data System

• Internal Defense Software

• Intrusion Detection System

• International Digital Security

Which of these is NOT a common location for a firewall?

• Between two private networks

• Between private and public networks

• Inside a computer's hard drive

• Integrated in routers and switches

What is the main difference between an IDS and an IPS?

• An IDS can only detect threats, while an IPS can prevent them

• An IDS is faster than an IPS

• An IPS is always a hardware device, while an IDS is always software

• An IDS works on computers, while an IPS works on phones

What does AAA stand for in network security?

• Always Analyze Accurately

• Authentication, Authorization, and Accounting

• Automatic Access Approval

• Advanced Alert Analysis

Which of these is a method used by an IDS to detect threats?

• Color coding

• Sound detection

• Time travel analysis

• Statistical anomaly detection

What is a host-based firewall?

• A firewall that protects an entire network

• A firewall that only protects the computer it's installed on

• A firewall used in hospitals

• A firewall that connects to a TV host

What does a proxy server do?

• It acts as an intermediary between external and internal networks

• It speeds up internet connections

• It repairs damaged computer files

• It creates backups of all network data

Which layer of network security deals with switch management?

• Application Layer

• Transport Layer

• Session Layer

• Data Link Layer