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WGU D315 Network and Security Foundation Verified Questions And Answers,,,ALREADY PASSED
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WGU D315 Network and Security Foundation Verified Questions And Answers,,,ALREADY PASSED
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WGU D315 Network and Security Foundation VerifiedQuestions And Answers,,,ALREADY PASSED
1. Which layer of the OSI model is responsible for error checking
and reliable packet delivery?
o A) Application
o B) Network
o C) Transport
o D) Physical
2. What type of attack involves an attacker intercepting
communication between two parties without their knowledge?
o A) Phishing
o B) Man-in-the-middle
o C) Denial of Service
o D) Virus attack
3. Which protocol is used for securely browsing the web?
o A) HTTP
o B) FTP
o C) HTTPS
o D) SMTP
4. What is the primary function of a firewall?
o A) To block unauthorized access while allowing authorized
communications
o B) To increase the network speed
o C) To provide a platform for web services
o D) To offer dynamic IP address assignment
5. What does VPN stand for and what is its primary use?
o A) Virtual Public Network, used for creating private networks
over the internet
o B) Virtual Private Network, used for secure remote access
o C) Very Protected Network, used for network optimization
o D) Vital Packet Node, used for packet management
,6. Which type of encryption is considered more secure?
o A) Asymmetric encryption
o B) Symmetric encryption
o C) Hashing
o D) Encoding
7. What is the purpose of a DMZ in network security?
o A) To serve as a backup for network data
o B) To act as a public-facing segment of the network
o C) To provide an additional layer of security between
external and internal network boundaries
o D) To monitor network performance
8. Which protocol is used to assign IP addresses dynamically?
o A) HTTP
o B) SNMP
o C) DHCP
o D) FTP
9. What mechanism does SSH employ to secure remote login
sessions?
o A) Token-based authentication
o B) Encryption
o C) Captcha verification
o D) Biometric security
10. Which type of attack exploits software vulnerabilities to
execute malicious code?
o A) Phishing attack
o B) SQL injection
o C) Buffer overflow
o D) Cross-site scripting
11. What tool can be used to test network security by simulating
an attack?
o A) Firewall
o B) Penetration testing software
, o C) Proxy server
o D) Network switch
12. Which technology creates a secure and encrypted
connection over a less secure network, such as the internet?
o A) Proxy
o B) VPN (Virtual Private Network)
o C) VLAN
o D) Firewall
13. What is the primary function of an intrusion detection
system (IDS)?
o A) Filtering outgoing traffic
o B) Assigning IP addresses
o C) Detecting and responding to malicious activities
o D) Encrypting data
14. Which protocol helps secure communications across a
network by transforming data into a secure format?
o A) DHCP
o B) SNMP
o C) SSL (Secure Sockets Layer)
o D) FTP
15. What does the term 'phishing' refer to in the context of
cybersecurity?
o A) A type of virus that infects a computer
o B) A method of trying to gather personal information using
deceptive e-mails and websites
o C) The process of increasing network bandwidth
o D) Encrypting confidential data
16. Which is a common method to authenticate a user’s identity
electronically?
o A) Data encryption
o B) Biometric verification
o C) Penetration testing
o D) Protocol analysis
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