N10-009 Practice Tests

CompTIA Network+

Build your networking career with our comprehensive CompTIA Network+ practice tests. Get exam-ready with realistic questions covering protocols, routing, switching, wireless, security, and troubleshooting.

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Duration

90 minutes

Questions

Maximum of 90 questions

Cost

See comptia.org for current pricing
Where to register
CompTIA

Issued by CompTIA. Delivered via Pearson VUE. N10-009 became the active exam in June 2024 (replaced N10-008).

Register on comptia.org
01·Overview

Certification overview

The format, prerequisites, and what to expect on exam day.

Exam details

  • Exam Code

    N10-009

  • Duration

    90 minutes

  • Questions

    Maximum of 90 questions

  • Format

    Multiple choice and performance-based

  • Passing Score

    720/900

  • Cost

    See comptia.org for current pricing

  • Validity

    3 years

  • Languages

    English, German, Japanese, Portuguese, Spanish

Prerequisites
  • No formal prerequisites required
  • Recommended: CompTIA A+ certification
  • Practical networking experience helpful
  • Understanding of network concepts and protocols
  • Familiarity with networking hardware and software
  • Basic knowledge of security principles
02·Domains

Exam domains

Topics on the official blueprint, with their relative weight.

01
Domain 1: Networking Concepts
23% of exam
  • OSI model and network layers
  • Networking appliances and their functions
  • Cloud concepts and connectivity
  • Ports and protocols
  • Traffic types and transmission media
  • Transceivers and network connectors
  • Network topologies
  • IPv4 and IPv6 addressing schemes
02
Domain 2: Network Implementation
20% of exam
  • Routing technologies and dynamic routing protocols
  • Route selection and advanced routing concepts
  • Switching and VLANs
  • Wireless technologies and configuration
  • Physical installation and power considerations
  • Interface configuration and management
  • Network redundancy and failover
03
Domain 3: Network Operations
19% of exam
  • Network documentation and diagrams
  • Device life-cycle management
  • Change and configuration management
  • Network monitoring and baselines
  • Disaster recovery and business continuity
  • Network services configuration
  • Remote access and management protocols
04
Domain 4: Network Security
14% of exam
  • Logical security and encryption
  • Authentication and authorization methods
  • Physical security controls
  • Network segmentation strategies
  • Common attack types and vectors
  • Security compliance and audits
  • Device hardening and access controls
05
Domain 5: Network Troubleshooting
24% of exam
  • Structured troubleshooting methodology
  • Cabling and physical connectivity issues
  • Routing and switching problems
  • Performance issues and bottlenecks
  • Wireless interference and coverage
  • Network diagnostic tools and techniques
  • Protocol analysis and packet captures
03·Key topics

What you actually study

Service families and concept clusters that show up across questions.

TCP/IP and Protocols

  • OSI model layers and their functions
  • TCP, UDP, ICMP, DNS, DHCP, HTTP/HTTPS
  • Port numbers and services
  • IPv4 subnetting and CIDR notation
  • IPv6 addressing fundamentals

Routing and Switching

  • Static and dynamic routing protocols
  • OSPF, EIGRP, BGP basics
  • VLAN configuration and trunking
  • Spanning Tree Protocol
  • Network Address Translation (NAT)

Wireless Networking

  • Wi-Fi standards and frequencies
  • SSID, encryption, and authentication
  • Access point configuration
  • Wireless security protocols
  • Interference and coverage optimization

Network Security

  • Firewalls and filtering
  • VPNs and secure connectivity
  • Encryption and digital certificates
  • Authentication protocols (RADIUS, LDAP)
  • Network segmentation and ACLs

Troubleshooting Methodology

  • Identifying and isolating problems
  • Testing and validating theories
  • Using diagnostic tools effectively
  • Documenting solutions and outcomes
  • Performance monitoring and analysis

Network Operations

  • Configuration and change management
  • Device monitoring and logging
  • Disaster recovery planning
  • Software and firmware updates
  • Network documentation standards
04·Study tips

How to actually pass it

Practical strategies for the weeks before, and the morning of.

Preparation strategy
  • Understand subnetting thoroughly; practice IP addressing until it is second nature
  • Master the OSI model and memorize which protocols operate at each layer
  • Study routing protocols with hands-on labs or simulators when possible
  • Review common ports and protocols so you can identify them quickly
  • Practice performance-based questions that simulate real network scenarios
  • Create flashcards for key terms, acronyms, and protocol characteristics
  • Take full-length practice exams under timed conditions
Exam day
  • Read each question carefully, especially performance-based scenarios
  • Prioritize questions you are confident about first
  • For multi-step troubleshooting questions, work methodically through each step
  • Use the elimination technique to remove obviously incorrect answers
  • Pace yourself at approximately one minute per question
  • Flag difficult questions and return to them if time permits
  • Trust your preparation and avoid overthinking

Pass N10-009 the first time.

Practice with questions that cover subnetting, routing protocols, and real-world troubleshooting scenarios. Start free, no card required.

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