CompTIA Network+ Acronyms Practice Questions: Network Security
15 free, exam-style CompTIA Network+ Acronyms (N10-009) practice questions covering Network Security. Each question shows the correct answer and a clear explanation. Ready for the real thing? Take the full timed quiz below.
Explanation: VPN stands for Virtual Private Network. It extends a private network across a public network and enables users to send and receive data across shared or public networks as if their computing devices were directly connected to the private network.
Q2. What does IDS stand for?
A.Intrusion Detection System✓ Correct
B.Internet Data Security
C.Internal Domain Service
D.Integrated Digital System
Explanation: IDS stands for Intrusion Detection System. It is a device or software application that monitors a network or systems for malicious activity or policy violations.
Q3. What does IPS stand for in security?
A.Intrusion Prevention System✓ Correct
B.Internet Protection Service
C.Internal Port Standard
D.Integrated Protocol Security
Explanation: IPS stands for Intrusion Prevention System. It is a network security tool (which can be a hardware device or software) that continuously monitors a network for malicious activity and takes action to prevent it.
Q4. What does AAA stand for?
A.Authentication, Authorization, and Accounting✓ Correct
B.Access, Administration, and Auditing
C.Authentication, Access, and Accounting
D.Authorization, Administration, and Audit
Explanation: AAA stands for Authentication, Authorization, and Accounting. It is a framework for intelligently controlling access to computer resources, enforcing policies, auditing usage, and providing the information necessary to bill for services.
Q5. What does RADIUS stand for?
A.Remote Authentication Dial-In User Service✓ Correct
B.Reliable Access Data Interaction User System
C.Remote Access Direct Interface User Service
D.Routing And Data Interchange User Standard
Explanation: RADIUS stands for Remote Authentication Dial-In User Service. It is a networking protocol that provides centralized Authentication, Authorization, and Accounting (AAA) management for users who connect and use a network service.
Q6. What does TACACS+ stand for?
A.Terminal Access Controller Access-Control System Plus✓ Correct
B.Total Access Control And Communication System Plus
C.Technical Access Control Administration Control System Plus
D.Terminal Administration Control And Connectivity System Plus
Explanation: TACACS+ stands for Terminal Access Controller Access-Control System Plus. It is a protocol developed by Cisco and used to handle remote authentication and related services for networked access control through a centralized server.
Q7. What does DMZ stand for?
A.Demilitarized Zone✓ Correct
B.Data Management Zone
C.Dedicated Media Zone
D.Digital Managed Zone
Explanation: DMZ stands for Demilitarized Zone. In computer security, it is a physical or logical subnetwork that contains and exposes an organization's external-facing services to an untrusted, usually larger, network such as the Internet.
Q8. What does ACL stand for?
A.Access Control List✓ Correct
B.Access Code Level
C.Authorized Connection List
D.Application Control Layer
Explanation: ACL stands for Access Control List. It is a list of permissions attached to an object, or in networking, a list of rules that filter network traffic.
Q9. What does NGFW stand for?
A.Next-Generation Firewall✓ Correct
B.New Gateway Firewall
C.Network Gateway For Web
D.Non-Generic Firewall
Explanation: NGFW stands for Next-Generation Firewall. It is a deep-packet inspection firewall that moves beyond port/protocol inspection and blocking to add application-level inspection, intrusion prevention, and bringing intelligence from outside the firewall.
Q10. What does SIEM stand for?
A.Security Information and Event Management✓ Correct
B.System Integration and Error Monitoring
C.Secure Internet Email Manager
D.Simple Interface for Event Management
Explanation: SIEM stands for Security Information and Event Management. It provides real-time analysis of security alerts generated by applications and network hardware.
Q11. What does SOC stand for?
A.Security Operations Center✓ Correct
B.System On Chip
C.Service Organization Control
D.Secure Online Connection
Explanation: SOC stands for Security Operations Center. It is a centralized unit that deals with security issues on an organizational and technical level.
Q12. What does DLP stand for?
A.Data Loss Prevention✓ Correct
B.Digital Link Protocol
C.Direct Line Processing
D.Distributed Logic Platform
Explanation: DLP stands for Data Loss Prevention. It ensures that sensitive data is not lost, misused, or accessed by unauthorized users.
Q13. What does NAC stand for?
A.Network Access Control✓ Correct
B.Network Address Configuration
C.Node Access Controller
D.New Area Connection
Explanation: NAC stands for Network Access Control. It restricts the availability of network resources to endpoint devices that comply with a defined security policy.
Q14. What does EDR stand for?
A.Endpoint Detection and Response✓ Correct
B.Enhanced Data Recovery
C.Error Detection and Reporting
D.Electronic Document Retrieval
Explanation: EDR stands for Endpoint Detection and Response. It is a cybersecurity technology that continually monitors an 'endpoint' (e.g., mobile phone, laptop, Internet of Things device) to mitigate malicious cyber threats.
Q15. What does SASE stand for?
A.Secure Access Service Edge✓ Correct
B.Switch Assisted Secure Ethernet
C.Simple Authentication Session Exchange
D.Storage Area Security Engine
Explanation: SASE combines networking and security services delivered from cloud-based edge architecture.