CompTIA Network+ Sample Questions for N10‑009 Certification Exam ( 2026 )
- CertiMaan
- Sep 23, 2025
- 16 min read
Enhance your exam readiness with these CompTIA Network+ sample questions tailored to the N10‑009 exam objectives. Whether you're using a CompTIA Network+ practice test, practice exam, or reviewing Comptia Network+ exam questions, this resource helps sharpen your skills. Ideal for learners aiming to pass the CompTIA Network+ certification, these questions are designed to mirror real scenarios found in CompTIA Network+ exam practice, ensuring you're fully prepared for test day.
Table of Contents
CompTIA Network+ - Exam Details
Exam Detail | Information |
Certification | CompTIA Network+ |
Current Exam Code | N10-009 |
Provider | CompTIA |
Certification Level | Associate / Foundation-Level Networking Certification |
Number of Questions | Maximum 90 Questions |
Exam Duration | 90 Minutes |
Question Types | Multiple Choice Questions (MCQs) and Performance-Based Questions (PBQs) |
Passing Score | 720 (on a scale of 100–900) |
Exam Format | Computer-Based Examination |
Exam Delivery | Online Proctored or Authorized Test Center |
Recommended Experience | CompTIA A+ knowledge and approximately 9–12 months of networking experience |
Difficulty Level | Beginner to Intermediate |
Certification Focus Areas | Networking Fundamentals, Network Implementations, Network Operations, Network Security, Network Troubleshooting |
Vendor Type | Vendor-Neutral |
Target Audience | Network Administrators, Network Support Technicians, Help Desk Professionals, System Administrators, Cybersecurity Beginners |
Exam Language | Available in multiple languages (subject to availability) |
Certification Validity | 3 Years (renewable through Continuing Education program) |
Exam Registration | Through authorized testing partners and online proctored testing options |
How to Prepare for the CompTIA Network+ Certification Exam
Preparing for the CompTIA Network+ (N10-009) certification requires a balanced approach that combines networking theory, hands-on practice, and exam-focused preparation. Since the certification validates real-world networking skills, successful candidates typically focus on both conceptual understanding and practical troubleshooting abilities.
1. Build a Strong Foundation in Networking Concepts
Start by mastering the core networking fundamentals covered in the exam objectives. Focus on topics such as:
OSI and TCP/IP models
IPv4 and IPv6 addressing
Subnetting fundamentals
Routing and switching concepts
Network topologies and architectures
Wireless networking technologies
DNS, DHCP, VPN, and NAT
Understanding how these technologies work together is critical for answering scenario-based questions.
2. Follow the Official Exam Objectives
Before creating your study plan, review the official CompTIA Network+ exam objectives. These objectives act as a roadmap and identify every topic that may appear on the exam. Use them as a checklist to track your progress and identify areas that require additional study.
3. Gain Hands-On Networking Experience
Practical experience is one of the most effective ways to prepare for Network+.
Consider working with:
Home networking labs
Virtual machines
Network simulators
Router and switch emulators
Wireless network configurations
Practice configuring IP addresses, troubleshooting connectivity issues, analyzing network traffic, and identifying common network failures.
4. Use Practice Exams Strategically
Practice exams help you:
Understand question formats
Improve time management
Identify weak areas
Build exam confidence
After each practice test, review incorrect answers carefully and revisit the underlying concepts rather than simply memorizing answers.
5. Strengthen Network Security Knowledge
Modern networking professionals are expected to understand security fundamentals. Dedicate study time to:
Network hardening
Access control methods
Wireless security
Common attack types
Security best practices
Authentication technologies
Security-related questions frequently appear throughout the exam.
6. Focus on Troubleshooting Methodologies
The Network+ exam emphasizes troubleshooting skills. Practice structured troubleshooting approaches for:
Connectivity problems
DNS failures
Routing issues
Wireless performance problems
Network device misconfigurations
Learning to identify symptoms, isolate causes, and apply solutions is essential for both multiple-choice and performance-based questions.
7. Create a Consistent Study Schedule
A realistic study plan often includes:
Daily review sessions
Weekly practice exams
Regular lab exercises
Progress tracking against exam objectives
Consistency generally produces better results than short-term intensive cramming.
Preparation Resources
For preparation and practice:
Official CompTIA learning resources
Hands-on networking labs
Practice exams and sample questions
Study groups and discussion forums
Certification-focused training platforms
Combining theory, practical exercises, and exam simulations will significantly improve your readiness for the CompTIA Network+ certification exam and help you develop networking skills that are valuable in real-world IT environments.
Reviewed & Verified by CertiMaan Certification Support Team
This CompTIA Network+ Certification Sample Questions page has been carefully reviewed by the CertiMaan Certification Support Team to help ensure accuracy, relevance, and alignment with the latest CompTIA Network+ exam objectives. Our goal is to provide certification aspirants with reliable preparation content that supports both exam success and practical networking knowledge development.
The sample questions, preparation guidance, and study recommendations presented on this page are designed to reflect the key concepts and skills measured in the current CompTIA Network+ certification exam. Each topic is reviewed for technical accuracy and mapped to commonly tested networking domains, helping candidates focus on the areas that matter most during exam preparation.
Our Review Methodology
To maintain content quality and relevance, our team regularly:
Reviews official CompTIA exam objectives
Evaluates networking concepts against current industry practices
Verifies technical terminology and definitions
Assesses topic coverage for certification alignment
Updates content when significant exam changes occur
Validates practical networking scenarios used in preparation materials
This review process helps ensure that learners receive educational content that supports conceptual understanding rather than simple memorization.
Certification Alignment Statement
The content on this page is intended to help candidates strengthen their knowledge of networking fundamentals, network implementation, network operations, network security, and troubleshooting methodologies that are commonly assessed in the CompTIA Network+ certification exam.
While practice questions are valuable preparation tools, candidates should also complement their studies with official CompTIA resources, hands-on networking experience, lab exercises, and structured study plans.
Topics Reviewed
Network Fundamentals
TCP/IP and IP Addressing
Routing and Switching
Wireless Networking
Network Security
Cloud and Virtualization Concepts
Network Operations
Network Troubleshooting
Infrastructure Components
Performance-Based Question (PBQ) Readiness
Career Benefits of CompTIA Network+ Certification
The CompTIA Network+ certification is one of the most respected entry-to-mid-level networking credentials in the IT industry. It serves as a strong validation of networking knowledge and demonstrates that a professional can configure, manage, troubleshoot, and secure modern network environments. Whether you are starting your IT career or looking to expand your technical expertise, earning Network+ can provide significant professional advantages.
Validate In-Demand Networking Skills
Organizations rely heavily on secure and reliable network infrastructure to support business operations. The CompTIA Network+ certification validates essential skills related to:
Network configuration
TCP/IP networking
Routing and switching
Wireless technologies
Network security
Infrastructure management
Troubleshooting methodologies
These competencies are valuable across industries including healthcare, finance, government, telecommunications, education, and technology services.
Expand Career Opportunities
Many employers recognize Network+ as a trusted benchmark for networking professionals. Earning the certification can help candidates qualify for roles such as:
Network Administrator
Network Support Specialist
Network Technician
IT Support Engineer
Systems Administrator
Infrastructure Support Analyst
Help Desk Professional
NOC (Network Operations Center) Technician
Junior Cybersecurity Analyst
Field Service Engineer
Because networking is a foundational component of modern IT environments, these skills remain relevant across a wide range of career paths.
Build a Foundation for Advanced Certifications
CompTIA Network+ serves as an excellent stepping stone toward more specialized certifications and career tracks, including:
CompTIA Security+
CompTIA CySA+
Cisco CCNA
CompTIA PenTest+
Certified Kubernetes Administrator (CKA)
The networking knowledge gained through Network+ provides a solid technical base for advanced learning.
Strengthen Cybersecurity Readiness
Modern cybersecurity depends heavily on networking expertise. Security professionals must understand network traffic, protocols, segmentation, access controls, and threat detection. Network+ helps build the networking foundation necessary for pursuing cybersecurity-focused roles and certifications.
Increase Professional Credibility
Employers often seek candidates who can demonstrate validated technical skills. Achieving CompTIA Network+ shows commitment to professional development and confirms that you possess industry-recognized networking knowledge aligned with current technology environments.
Gain Practical, Real-World Knowledge
Unlike certifications that focus purely on theory, Network+ emphasizes practical networking concepts and troubleshooting skills. These capabilities can be applied immediately in workplace environments, making certified professionals more effective when diagnosing issues, supporting infrastructure, and maintaining network performance.
Support Long-Term Career Growth
As organizations continue adopting cloud computing, hybrid infrastructure, virtualization, and secure networking technologies, professionals with strong networking fundamentals remain highly valuable. CompTIA Network+ helps establish those fundamentals and creates opportunities for continued growth across networking, cloud, infrastructure, and cybersecurity domains.
40+ CompTIA Network+ Exam Questions List :
1. Which of the following topologies is designed to fully support applications hosted in on- premises data centers, public or private clouds, and SaaS services?
SDWAN
PAN
MPLS
MAN
2. Which of the following can have multiple VLAN interfaces?
Load balancer
Layer 3 switch
Bridge
Hub
3. Which of the following records can be used to track the number of changes on a DNS zone?
SRV
PTR
NS
SOA
4. A customer needs to distribute Ethernet to multiple computers in an office. The customer would like to use non-proprietary standards. Which of the following blocks does the technician need to install?
110
Bix
Krone
66
5. Network traffic is being compromised by DNS poisoning every time a company's router is connected to the internet. The network team detects a non-authorized DNS server being assigned to the network clients and remediates the incident by setting a trusted DNS server, but the issue occurs again after internet exposure. Which of the following best practices should be implemented on the router?
Disable unneeded network services.
Change the device's default password.
Activate control plane policing.
Disable router advertisement guard.
6. A user calls the help desk to report being unable to reach a file server. The technician logs in to the user's computer and verifies that pings fall to respond back when trying to reach the file server. Which of the following would BEST help the technician verify whether the file server is reachable?
traceroute
ipconfig
nslookup
netstat
7. Which of the following issues are present with RIPv2? (Select TWO)
Time to converge
Route poisoning
Scalability
Maximum transmission unit
Adjacent neighbors
Unicast
8. Which of the following is the most accurate NTP time source that is capable of being accessed across a network connection?
Stratum 0 device
Stratum 16 device
Stratum 7 device
Stratum 1 device
9. A PC and a network server have no network connectivity, and a help desk technician is attempting to resolve the issue. The technician plans to run a constant ping command from a Windows workstation while testing various possible reasons for the connectivity issue. Which of the following should the technician use?
ping —s
ping —t
ping —w
ping -i
10. A network technician has determined the cause of a network disruption. Which of the following is the NEXT step for the technician to perform?
Validate the findings in a top-to-bottom approach
Duplicate the issue, if possible
Document the findings and actions
Establish a plan of action to resolve the issue
11. A network administrator installed an additional IDF during a building expansion project. Which of the following documents need to be updated to reflect the change? (Select TWO)
BYOD policy
Physical network diagram
Disaster recovery plan
Acceptable use policy
Data loss prevention policy
Non-disclosure agreement
12. A technician is deploying a new SSID for an industrial control system. The control devices require the network to use encryption that employs TKIP and a symmetrical password to connect. Which of the following should the technician configure to ensure compatibility with the control devices?
WPA2-PSK
WPA-PSK
WPA2-Enterprise
WPA-Enterprise
13. An organization has a security requirement that all network connections can be traced back to a user. A network administrator needs to identify a solution to implement on the wireless network. Which of the following is the best solution?
Configuring a captive portal for users
Requiring the use of PSKs
Enforcing wired equivalent protection
Implementing enterprise authentication
14. A customer needs six usable IP addresses. Which of the following best meets this requirement?
255.255.255.128
255.255.255.192
255.255.255.224
255.255.255.240
15. Which of the following IP packet header fields is the mechanism for ending loops at Layer 3?
Protocol
Checksum
Type
Time-to-live
16. A technician is troubleshooting reports that a networked printer is unavailable. The printer's IP address is configured with a DHCP reservation, but the address cannot be pinged from the print server in the same subnet. Which of the following is MOST likely the cause of me connectivity failure?
DHCP scope exhaustion
DNS failure
Incorrect VLAN
Incorrect gateway
17. Which of the following documents is MOST likely to be associated with identifying and documenting critical applications?
User acceptance testing plan
Change management policy
Software development life-cycle policy
Business continuity plan
18. A security engineer is trying to determine whether an internal server was accessed by hosts on the internet. The internal server was shut down during the investigation Which of the following will the engineer review to determine whether the internal server had an unauthorized access attempt?
The NetFlow statistics
The firewall logs
The audit logs on the core switch
The server's syslog
19. Which of the following would be used to adjust resources dynamically for a virtual web server under variable loads?
Hybrid deployment
Elastic computing
Scalable networking
Multitenant hosting
20. A network technician wants to find the shortest path from one node to every other node in the network. Which of the following algorithms will provide the FASTEST convergence time?
A path-vector algorithm
A distance-vector algorithm
A link-state algorithm
A static algorithm
Exam Tips for CompTIA Network+ Certification
Passing the CompTIA Network+ (N10-009) exam requires more than memorizing networking terms. The exam evaluates your ability to apply networking concepts, troubleshoot issues, and make practical decisions in real-world scenarios. The following tips can help improve your exam readiness and boost your confidence on test day.
Understand the Exam Structure
Before starting intensive preparation, familiarize yourself with the exam format. The Network+ exam includes:
Multiple-choice questions
Multiple-response questions
Performance-Based Questions (PBQs)
Scenario-driven troubleshooting questions
Knowing what to expect helps reduce surprises and allows you to develop an effective test-taking strategy.
Focus on the Exam Objectives
CompTIA publishes official exam objectives that outline every topic covered on the exam. Use these objectives as your primary study roadmap and ensure you can confidently explain and apply each concept.
Pay special attention to:
IP addressing and subnetting
Routing and switching
Wireless networking
Network security
Cloud networking
Network troubleshooting methodologies
Master Performance-Based Questions (PBQs)
PBQs are often among the most challenging parts of the exam because they require practical problem-solving skills.
To prepare:
Practice network configuration scenarios
Learn command-line troubleshooting tools
Understand network diagrams
Review common troubleshooting workflows
Work through hands-on lab exercises
The more practical experience you gain, the more comfortable you'll be with PBQs.
Use Practice Exams Effectively
Practice exams are valuable when used correctly.
Instead of simply checking your score:
Analyze every incorrect answer
Identify recurring weak areas
Review explanations carefully
Retake tests after additional study
The goal is to improve understanding, not memorize answers.
Improve Time Management
With a maximum of 90 questions in 90 minutes, time management is critical.
Recommended strategy:
Answer easier questions first.
Mark difficult questions for review.
Avoid spending excessive time on a single question.
Reserve time at the end for flagged questions.
This approach helps maximize your scoring opportunities.
Strengthen Troubleshooting Skills
Many Network+ questions present real-world networking problems.
Practice identifying:
DNS issues
DHCP failures
Connectivity problems
Routing misconfigurations
Wireless performance issues
Security-related network incidents
Following a structured troubleshooting methodology can help you quickly eliminate incorrect answers.
Avoid Last-Minute Cramming
During the final days before the exam:
Review notes and key concepts
Complete a few practice tests
Focus on weak areas
Get adequate rest
Trying to learn entirely new topics the night before the exam can increase stress and reduce retention.
Stay Calm and Confident
Exam anxiety is common, especially for first-time certification candidates. Remember that preparation, practice, and consistency are the keys to success. Read questions carefully, eliminate obviously incorrect answers, and trust the knowledge you've built during your studies.
Quick Test-Day Checklist
✅ Review networking fundamentals
✅ Practice PBQs and troubleshooting scenarios
✅ Understand subnetting concepts
✅ Take multiple mock exams
✅ Arrive early or prepare your online testing environment
✅ Read every question carefully
✅ Manage your time effectively
✅ Stay focused and confident
By combining strong conceptual knowledge, hands-on networking practice, and strategic exam preparation, you'll be well-positioned to succeed in the CompTIA Network+ certification exam.
21. A malicious user is using special software 10 perform an on-path attack. Which of the following best practices should be configured to mitigate this threat?
Control plane policing
Dynamic ARP inspection
Role-based access
MAC filtering
22. A customer reports there is no access to resources following the replacement of switches. A technician goes to the site to examine the configuration and discovers redundant links between two switches. Which of the following is the reason the network is not functional?
The ARP cache has become corrupt.
CSMA/CD protocols have failed.
The switches are incompatible models
STP is not configured.
23. An engineer recently decided to upgrade the firmware on a router. During the upgrade, the help desk received calls about a network outage, and a critical ticket was opened. The network manager would like to create a policy to prevent this from happening in the future. Which of the following documents should the manager create?
incident response
Standard operating procedure
Change management
System life cycle
24. A network technician 13 troubleshooting a specific port on a switch. Which of the following commands should the technician use to see the port configuration?
show route
show port
show Interface
show arp
25. A company has multiple offices around the world. The computer rooms in some office locations are too warm Dedicated sensors are in each room, but the process of checking each sensor takes a long time. Which of the following options can the company put In place to automate temperature readings with internal resources?
Use SNMP with an existing collector server
Hire a programmer to write a script to perform the checks
Implement NetFlow.
Utilize ping to measure the response.
26. A user reports that a new VoIP phone works properly, but the computer that is connected to the phone cannot access any network resources. Which of the following MOST likely needs to be configured correctly to provide network connectivity to the computer?
Port duplex settings
MDIX settings
ARP settings
Port aggregation
VLAN tags
27. Which of the following is an advantage of using the cloud as a redundant data center?
The initial capital expenses are lower.
The process of changing cloud providers is easy.
The need for backups is eliminated.
Better security for company data is provided.
28. A technician discovered that some information on the local database server was changed during a tile transfer to a remote server. Which of the following should concern the technician the MOST?
On-path attack
Integrity
DDoS
Confidentiality
29. Which of the following protocols uses Dijkstra’s algorithm to calculate the LOWEST cost between routers?
EIGRP
BGP
RIP
OSPF
30. A network administrator would like to purchase a device that provides access ports to endpoints and has the ability to route between networks. Which of the following would be BEST for the administrator to purchase?
A wireless LAN controller
A router
A Layer 3 switch
An IPS
31. To reduce costs and increase mobility, a Chief Technology Officer (CTO) wants to adopt cloud services for the organization and its affiliates. To reduce the impact for users, the CTO wants key services to run from the on-site data center and enterprise services to run in the cloud. Which of the following deployment models is the best choice for the organization?
Public
Private
SaaS
Hybrid
32. An online gaming company needs a cloud solution that will allow for more virtual resources to be deployed when tournaments are held. The number of users who access the service increases during tournaments. The company also needs the resources to return to baseline levels once the resources are not needed in order to reduce cost. Which of the following cloud concepts would provide the best solution?
Scalability
Elasticity
Multitenancy
Hybrid
33. A security team updated a web server to require https:// in the URL. Although the IP address did not change, users report being unable to reach the site. Which of the following should the security team do to allow users to reach the server again?
Configure inbound firewall rules to allow traffic to port 443.
Configure the router to include the subnet of the server.
Configure the server with a default route.
Configure the switch port with the correct VLAN.
34.A network architect needs to create a wireless field network to provide reliable service to public safety vehicles. Which of the following types of networks is the best solution?
Infrastructure
Ad hoc
Mesh
Point-to-point
35. A company has been added to an unapproved list because of spam. The network administrator confirmed that a workstation was infected by malware. Which of the following processes did the administrator use to identify the root cause?
Baseline metrics
Network discovery
Availability monitoring
Traffic analysis
36. A network team is getting reports that air conditioning is out in an IDF. The team would like to determine whether additional network issues are occurring. Which of the following should the network team do?
Verify severity levels on the corporate syslog server.
Confirm that memory usage on the network devices in the IDF is normal.
Access network baseline data for references to an air conditioning issue.
Review interface statistics looking for cyclic redundancy errors.
Check for SNMP traps from a network device in the IDF.
Check for SNMP traps from a network device in the IDF.
37. A network administrator wants to test the throughput of a new metro Ethernet circuit to verify that its performance matches the requirements specified m the SLA. Which of the following would BEST help measure the throughput?
Netstat
Ping
iPerf
NetFlow
38. Which of the following describes when an active exploit is used to gain access to a network?
Risk assessment
Penetration testing
Vulnerability testing
Posture assessment
Baseline testing
39. The lack of a formal process to grant network permissions to different profiles of employees and contractors is leading to an increasing number of security incidents Non-uniform and overly permissive network accesses are being granted. Which of the following would be the MOST appropriate method to improve the security of the environment?
Change the default permissions to implicit deny
Configure uniform ACLs to employees and NAC for contractors.
Deploy an RDP server to centralize the access to the network
Implement role-based access control
40. After router and device configurations are applied, internet access is not possible. Which of the following is the most likely cause?
The router was configured with an incorrect default gateway.
The serial interface was configured with the incorrect subnet mas
The Ethernet interface was configured with an incorrect IP address.
The router was configured with an incorrect loopback address.
Frequently Asked Questions ( FAQs ) – CompTIA Network+ Certification
1. What is the CompTIA Network+ certification?
CompTIA Network+ is a vendor-neutral networking certification that validates the skills required to design, configure, manage, secure, and troubleshoot modern wired and wireless networks. It is widely recognized by employers across the IT industry.
2. Is CompTIA Network+ suitable for beginners?
Yes. CompTIA Network+ is considered one of the best entry-level networking certifications. It is suitable for beginners who want to build foundational networking knowledge and start a career in IT infrastructure, networking, or cybersecurity.
3. What exam code is associated with the current CompTIA Network+ certification?
The current CompTIA Network+ certification exam code is N10-009.
4. How difficult is the CompTIA Network+ exam?
The exam is generally considered beginner-to-intermediate level. Candidates with networking fundamentals, hands-on practice, and consistent study preparation typically find the exam manageable.
5. How many questions are included in the Network+ exam?
The exam contains a maximum of 90 questions, including multiple-choice questions and performance-based questions (PBQs).
6. What score is required to pass the CompTIA Network+ exam?
Candidates must achieve a score of 720 on a scale of 100–900 to pass the exam.
7. How long should I study for the CompTIA Network+ certification?
Study time varies by experience level. Most candidates spend several weeks to a few months preparing through a combination of official study materials, hands-on labs, and practice exams.
8. Are hands-on labs important for Network+ preparation?
Yes. Hands-on experience is highly recommended because the exam tests practical networking concepts, troubleshooting skills, and real-world scenarios through performance-based questions.
9. What job roles can benefit from CompTIA Network+ certification?
Network+ can help prepare candidates for roles such as Network Administrator, Network Technician, Network Support Specialist, Systems Administrator, Help Desk Technician, Infrastructure Analyst, and Junior Cybersecurity Analyst.
10. Does CompTIA Network+ help with cybersecurity careers?
Yes. Networking knowledge is a core requirement for cybersecurity professionals. Network+ provides a strong foundation for understanding network security, traffic analysis, access controls, and threat detection concepts.
11. Is CompTIA Network+ vendor-neutral?
Yes. Unlike vendor-specific certifications, CompTIA Network+ focuses on industry-standard networking concepts that apply across different technologies, platforms, and network environments.
12. How long is the CompTIA Network+ certification valid?
The certification is generally valid for three years and can be renewed through CompTIA's Continuing Education (CE) program.
13. What topics are covered in the CompTIA Network+ exam?
Major topics include networking fundamentals, network implementation, network operations, network security, cloud networking, virtualization, infrastructure management, and network troubleshooting.
14. Are practice questions useful for passing the Network+ exam?
Yes. Practice questions help candidates become familiar with the exam format, identify weak areas, improve time management, and strengthen their understanding of networking concepts before taking the actual exam.
15. What is the best preparation strategy for CompTIA Network+?
A balanced approach that combines official study resources, hands-on labs, practice exams, troubleshooting exercises, and consistent review of exam objectives is generally the most effective preparation strategy.
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