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Network and Security - Foundations - D315 WGU Questions and Answers Already Passed What is the difference between a static and dynamic IP address? A static IP address is fixed and does not change, while a dynamic IP address is assigned by a DHCP server and may change periodically What i...

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  • November 22, 2024
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  • 2024/2025
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Network and Security - Foundations -
D315 WGU Questions and Answers
Already Passed

What is the difference between a static and dynamic IP address?


✔✔A static IP address is fixed and does not change, while a dynamic IP address is assigned by a

DHCP server and may change periodically




What is the purpose of two-factor authentication (2FA)?


✔✔To enhance security by requiring two forms of identification to verify a user’s identity




What is the difference between a virus and a Trojan horse?


✔✔A virus attaches itself to programs and spreads when executed, while a Trojan horse

disguises itself as legitimate software to deceive users




What is the role of an SSL/TLS handshake in secure communication?


✔✔To establish a secure connection between a client and a server by agreeing on encryption

algorithms and exchanging keys




1

,What is the purpose of a packet-sniffing tool in network security?


✔✔To capture and analyze network traffic, helping detect security breaches or troubleshoot

network issues




What is the concept of "defense in depth" in network security?


✔✔A layered security strategy that uses multiple defenses to protect data and networks from

attacks




What is a vulnerability scanner used for?


✔✔To identify security weaknesses and vulnerabilities in a system or network that could be

exploited by attackers




What is the function of a network access control (NAC) system?


✔✔To enforce security policies and control which devices can connect to a network




What is a key benefit of using an IDS over an IPS?


✔✔An IDS detects potential threats and alerts administrators, while an IPS actively blocks and

prevents attacks in real-time




2

, What is the primary function of encryption in network communications?


✔✔To secure data by converting it into an unreadable format, only decryptable by authorized

users




What does the acronym VPN stand for, and what is its purpose?


✔✔Virtual Private Network – To create a secure, private connection over a public network




What is an IDS (Intrusion Detection System)?


✔✔A system designed to monitor network traffic for suspicious activity and potential threats




What does a router do in a network?


✔✔It routes data packets between different networks, helping them communicate with each

other




What is the role of DNS (Domain Name System) in networking?


✔✔To translate domain names (like www.example.com) into IP addresses for network devices




What is the definition of a botnet?


3

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