CompTIA Network+ (N10-009) Exam Practice Test Prep 2026

Pass the Network+ (N10-009) exam confidently with realistic practice tests covering all exam objective

CompTIA Network+ Certification Practice Test is designed to help candidates thoroughly prepare for the CompTIA Network Plus certification exam through focused practice questions and exam-style tests. This course provides a realistic and challenging environment where learners can test their knowledge on networking concepts, protocols, troubleshooting, and network security essentials covered in the certification. By working through these practice tests, students gain confidence and experience the types of questions they will face, improving their readiness for the official exam.

This course covers critical areas such as network architecture, operations, security, troubleshooting, and industry best practices. Candidates will also learn how to identify gaps in their knowledge and develop strategies for effective study and exam time management. With detailed explanations of correct answers, learners can understand the rationale behind each question and enhance their comprehension of key topics. This course is ideal for those who have completed theoretical studies and want to validate their understanding through practice or anyone aiming to achieve the CompTIA Network Plus certification to advance their networking career.

This course content is regularly updated to align with the latest CompTIA exam objectives and industry standards, ensuring relevance and accuracy. Whether you are new to networking or have some experience, these practice tests will help sharpen your skills and build a solid foundation for your certification journey. Students will benefit from a variety of question types, including multiple choice, drag and drop, and scenario-based questions, reflecting the format of the actual exam. This hands-on approach helps improve critical thinking and problem-solving skills necessary for network administration roles.

CompTIA Network+ Exam details: Number of Questions, Time, and language

• Exam Name: CompTIA Certified Network+

• Exam Code: N10-009

• Exam Price: $358 (USD)

• Number of Questions: 90

• Number of Questions: Maximum of 90 questions,

• Type of Questions: Multiple Choice Questions (single and multiple response), drag and drops and performance-based,

• Length of Test: 90 Minutes. The exam is available in English, German, and Japanese languages.

• Passing Score: 720 (on a scale of 100-900).

Networking concepts (23%)

• OSI model layers: physical, data link, network, transport, session, presentation, application.

• Networking appliances: routers, switches, firewalls, IDS/IPS, load balancers, proxies, NAS, SAN, and wireless devices.

• Cloud concepts: NFV, VPC, network security groups, cloud gateways, deployment models (public, private, hybrid), service models (SaaS, IaaS, PaaS).

• Ports and protocols: FTP, SFTP, SSH, Telnet, SMTP, DNS, DHCP, HTTP, HTTPS, SNMP, LDAP, RDP, SIP.

• Traffic types: unicast, multicast, anycast, broadcast.

• Transmission media: wireless (802.11, cellular, satellite), wired (fiber, coaxial, DAC).

• Transceivers and connectors: SC, LC, ST, MPO, RJ11, RJ45, F-type, BNC.

• Network topologies: mesh, hybrid, star/hub and spoke, spine and leaf, point-to-point, three-tier, and collapsed core.

• IPv4 addressing: public vs. private, APIPA, RFC1918, loopback, subnetting (VLSM, CIDR), and address classes (A, B, C, D, E).
  

Network implementation (20%)

• Routing technologies: static and dynamic routing (BGP, EIGRP, OSPF), route selection, NAT, PAT, FHRP, VIP, and subinterfaces.

• Switching technologies: VLANs, interface configuration, spanning tree, MTU, and jumbo frames.

• Wireless devices: channels, frequency options, SSID, network types, encryption, guest networks, authentication, antennas, and access points.

• Physical installations: installation implications, power considerations, and environmental factors.

  
  

Network operations (19%)

• Documentation: physical vs. logical diagrams, rack diagrams, cable maps, network diagrams, asset inventory, IPAM, SLA, and wireless surveys.

• Life-cycle management: EOL, EOS, software management, and decommissioning.

• Change management: request process tracking.

• Configuration management: production, backup, baseline configurations.

• Network monitoring: SNMP, flow data, packet capture, baseline metrics, log aggregation, API integration, and port mirroring.

• Disaster recovery: RPO, RTO, MTTR, MTBF, cold/warm/hot sites, active-active/passive, and testing.

• Network services: DHCP, SLAAC, DNS, NTP, PTP, and NTS.

• Access and management: VPNs, SSH, GUI, API, and console.

  
  

Network security (14%)

• Logical security: encryption (data in transit/rest), PKI, IAM, MFA, SSO, RADIUS, LDAP, SAML, TACACS+, time-based authentication, authorization, least privilege, role-based access control, and geofencing.

• Physical security: cameras and locks.

• Deception technologies: honeypot and honeynet.

• Security terminology: risk, vulnerability, exploit, threat, and CIA triad.

• Audits and compliance: data locality, PCI DSS, and GDPR.

• Network segmentation: IoT, IIoT, SCADA, ICS, OT, guest, and BYOD.

• Types of attacks: DoS/DDoS, VLAN hopping, MAC flooding, ARP poisoning/spoofing, DNS poisoning/spoofing, rogue devices/services, evil twin, on-path attack, and social engineering (phishing, dumpster diving, shoulder surfing, tailgating).

• Security features and defense: device hardening, NAC, key management, ACL, URL/content filtering, trusted vs. untrusted zones, and screened subnet.

  
  

Network troubleshooting (24%)

• Troubleshooting methodology: identifying the problem, establishing a theory, testing, planning, and implementing a solution, verifying functionality, and documenting findings.

• Cabling and physical interface issues: cable issues (incorrect type, signal degradation, improper termination, TX/RX transposed), interface issues (increasing counters, port status), and hardware issues (PoE, transceiver mismatch, signal strength).

• Network services issues: switching issues (STP, VLAN assignment, ACLs), routing issues (routing table and default routes), address pool exhaustion, and incorrect gateway/IP/subnet mask.

• Performance issues: congestion, latency, packet loss, and wireless interference.

• Tools and protocols: protocol analyzers, command line tools, cable testers, and Wi-Fi analyzers.

Requirements

• Basic understanding of networking concepts

• A desire to pass the CompTIA Network+ exam

• Commitment to review explanations and learn from mistakes

  
  

Who this course is for

• Students preparing for the CompTIA Network+ (N10-009) certification exam

• Entry-level IT professionals wanting to validate networking skills

• Help desk technicians moving into network support roles

• Anyone interested in learning practical networking concepts

By completing this course, you will be better equipped to handle the pressure of the certification exam and achieve a high passing score. Each test is timed to simulate exam conditions, helping you develop pacing and time management. Additionally, explanations for incorrect answers assist in identifying weak areas, allowing focused review before taking the official CompTIA Network Plus exam. Prepare yourself for a successful certification outcome and career advancement in the field of computer networking with this thorough practice test course.