Disagreement ranking

N10-009 — most debated topics

Community-voted ranking of 114 topics, sorted by disagreement level. A higher dispute score means more test-takers disagree on the answer.

Full ranking

114 topics · highest disagreement first

  1. Why does a moved 2.4GHz WAP cause intermittent laptop issues?

    S-grade Dispute: 57% 5 comments

  2. How to Reduce Network Congestion and Improve Performance?

    S-grade Dispute: 50% 3 comments

  3. Which 2.4 GHz Channel Width Minimizes Interference in Dense Environments?

    A-grade Dispute: 50% 3 comments

  4. Why did the telephone system lose connection with a working console and module access?

    S-grade Dispute: 44% 6 comments

  5. What is the transport layer transmission format for connectionless communication?

    S-grade Dispute: 36% 6 comments

  6. After a breach, which two security measures should be implemented?

    S-grade Dispute: 33% 7 comments

  7. What Step Follows a Top-to-Bottom OSI Model Examination in CompTIA Troubleshooting?

    S-grade Dispute: 33% 9 comments

  8. Which Troubleshooting Step Checks OSI Model Layers?

    S-grade Dispute: 33% 14 comments

  9. Should technicians check network signal before QoS for satellite office videoconferencing issues?

    A-grade Dispute: 33% 4 comments

  10. What disaster recovery metric is total hours of operation divided by units?

    A-grade Dispute: 33% 3 comments

  11. How to Configure a Backup Route Without a Dynamic Routing Protocol?

    S-grade Dispute: 31% 6 comments

  12. Which cloud concept describes hosting an app for internal and third-party users?

    S-grade Dispute: 31% 15 comments

  13. How Can You Manage Videoconferencing Traffic With VLAN Speed Limits?

    S-grade Dispute: 29% 8 comments

  14. Why Can Users Ping But Not Reach a Linux Web Server?

    S-grade Dispute: 29% 4 comments

  15. Which OSI model layer is responsible for end-to-end encryption?

    S-grade Dispute: 26% 5 comments

  16. Which command should you use to identify the internet link used by a web application?

    A-grade Dispute: 25% 3 comments

  17. How should a technician plan for a network device at EOL?

    A-grade Dispute: 25% 3 comments

  18. Which Subnet Mask Provides Six Usable IP Addresses?

    S-grade Dispute: 23% 8 comments

  19. Which routing protocol uses an autonomous system number?

    S-grade Dispute: 22% 5 comments

  20. Which network cable bounces light off protective cladding?

    A-grade Dispute: 22% 4 comments

  21. What Comes After Testing a Root Cause Theory in CompTIA Troubleshooting?

    S-grade Dispute: 19% 8 comments

  22. What Is the Correct Subnet Mask for an ISP-Assigned /28 Range?

    A-grade Dispute: 17% 3 comments

  23. What Is the Best Next Step for an End-of-Support Switch?

    S-grade Dispute: 15% 7 comments

  24. How to Resolve a Router CPU Vulnerability Alert?

    A-grade Dispute: 14% 4 comments

  25. Which 802.11 Standard Best Handles High-Density Device Saturation?

    A-grade Dispute: 14% 4 comments

  26. How to Fix Intermittent Network Issues Caused by a Fax Machine?

    S-grade Dispute: 12% 5 comments

  27. Port Address Translation (PAT): What Is It Used For?

    A-grade Dispute: 12% 4 comments

  28. How Does OSPF Communicate Routing Updates?

    A-grade Dispute: 12% 4 comments

  29. Which Attack Redirects Website Users to a Different Site?

    S-grade Dispute: 11% 7 comments

  30. Why Do Stationary Clients Disconnect When APs Change Channels?

    S-grade Dispute: 11% 3 comments

  31. Which Disaster Recovery Site Best Fits Non-Critical Apps with Short Downtime?

    S-grade Dispute: 11% 4 comments

  32. Why Does Redundant Switch Connectivity Fail Without a Root Bridge?

    S-grade Dispute: 8% 5 comments

  33. What technology are X.509 certificates most commonly associated with?

    A-grade Dispute: 0% 5 comments

  34. Which step confirms a theory in troubleshooting methodology?

    A-grade Dispute: 0% 3 comments

  35. Which Technology Facilitates Temporary Network Access Authentication?

    A-grade Dispute: 0% 4 comments

  36. Why Does Only One User Experience Incorrect DNS Resolution?

    A-grade Dispute: 0% 3 comments

  37. Which Wireless Network Best Supports Public Safety Vehicles?

    A-grade Dispute: 0% 3 comments

  38. Why Router Interfaces Cannot Use Broadcast Addresses

    A-grade Dispute: 0% 4 comments

  39. How to Remotely Access a Failed-to-Boot Network Appliance?

    A-grade Dispute: 0% 3 comments

  40. Which Attack Uses Multiple Network Tags in a Packet?

    A-grade Dispute: 0% 4 comments

  41. Which Troubleshooting Step Involves Checking Logs for Recent Changes?

    A-grade Dispute: 0% 3 comments

  42. Which Configuration Provides Port Redundancy Between Switches?

    A-grade Dispute: 0% 3 comments

  43. Which Port Is Used for Secure Email Submission?

    A-grade Dispute: 0% 3 comments

  44. What Type of Traffic Flow Moves Laterally Between VMs?

    A-grade Dispute: 0% 3 comments

  45. Which VPN type uses a web browser with TLS?

    A-grade Dispute: 0% 3 comments

  46. What Is a Cost-Effective Advantage of a Split-Tunnel VPN?

    A-grade Dispute: 0% 3 comments

  47. Which DNS Record Maps a Hostname to an IPv6 Address?

    A-grade Dispute: 0% 3 comments

  48. What Are the Main Differences Between ESP and AH in IPsec?

    A-grade Dispute: 0% 3 comments

  49. Which Attack Overflows a Switch's CAM Table?

    A-grade Dispute: 0% 3 comments

  50. How can you prevent unauthorized devices from joining the network via wall ports?

    A-grade Dispute: 0% 4 comments

  51. Which Panel Provides Central Termination for Network Cables on a Floor?

    A-grade Dispute: 0% 3 comments

  52. Which Tool Identifies Open Ports on a Remote Server?

    A-grade Dispute: 0% 3 comments

  53. Which Technology Distributes User Traffic Across Web Servers?

    A-grade Dispute: 0% 3 comments

  54. What Port Must Be Disabled When a Web Server Must Only Allow Encrypted Connections?

    A-grade Dispute: 0% 4 comments

  55. Which Device Analyzes Internet Attacks Without Affecting Latency?

    A-grade Dispute: 0% 3 comments

  56. Which hypervisor technology adds routing capabilities?

    A-grade Dispute: 0% 3 comments

  57. Which tool identifies unlabeled patch panel ports for patch cords?

    A-grade Dispute: 0% 4 comments

  58. Which routing protocol uses successor and feasible successor?

    A-grade Dispute: 0% 3 comments

  59. Which network traffic type is sent to all nodes on a network?

    A-grade Dispute: 0% 3 comments

  60. Which Monitoring Method Inspects Data Contents Between Secure and Company Networks?

    A-grade Dispute: 0% 3 comments

  61. What Does a Hash Provide in Network Security?

    A-grade Dispute: 0% 4 comments

  62. Which Network Monitoring Protocol Provides Authentication and Encryption?

    A-grade Dispute: 0% 3 comments

  63. Which record do you change at a registrar to change DNS hosting?

    A-grade Dispute: 0% 4 comments

  64. What are environmental factors for equipment installation?

    A-grade Dispute: 0% 3 comments

  65. How to Identify Physical Switch Ports for Connected Devices?

    S-grade Dispute: 0% 5 comments

  66. Best cable type for 150m network closet connection?

    A-grade Dispute: 0% 3 comments

  67. Which regulation handles personal data in Europe?

    A-grade Dispute: 0% 3 comments

  68. How to troubleshoot crosstalk on Cat 8 cables?

    A-grade Dispute: 0% 3 comments

  69. How to Configure a File Server IP in a DHCP Environment?

    A-grade Dispute: 0% 4 comments

  70. Network+ N10-009 Simulation: WAN 2, Router A, and Top Workstation

    A-grade Dispute: 0% 5 comments

  71. Malicious Application That Takes Advantage of a Software Flaw Is an Exploit

    A-grade Dispute: 0% 7 comments

  72. DHCP Reservation for Printers That Need Unchanged IPs

    A-grade Dispute: 0% 1 comments

  73. Cellular Repeater Causing Battery Drain: Check Signal Strength First

    A-grade Dispute: 0% 4 comments

  74. RTO vs MTTR, MTBF, and AUP: Maximum Offline Duration

    A-grade Dispute: 0% 1 comments

  75. Which Path-Vector Routing Protocol Connects Branch Offices with Redundancy?

    A-grade Dispute: 0% 1 comments

  76. Which port does a DHCP client use for DHCPDISCOVER?

    A-grade Dispute: 0% 2 comments

  77. SSH vs. bastion host for closed network management

    A-grade Dispute: 0% 5 comments

  78. First tool to investigate shared-drive network latency

    A-grade Dispute: 0% 1 comments

  79. OSPF vs Static Route Preference via Administrative Distance

    A-grade Dispute: 0% 1 comments

  80. Application Connects but Sync Fails: Which Tools to Use

    A-grade Dispute: 0% 6 comments

  81. Blocking External Proxy Bypass of Firewall URL Filtering

    A-grade Dispute: 0% 1 comments

  82. Which Routing Protocol Is Link-State: OSPF vs RIP and BGP

    A-grade Dispute: 0% 1 comments

  83. BYOD Wireless Slowness: 2.4 GHz Airtime Contention Without Band Steering

    A-grade Dispute: 0% 1 comments

  84. Which Route Wins: Static vs OSPF, BGP, and Default?

    A-grade Dispute: 0% 1 comments

  85. LDAP Port 389 for User Authentication in N10-009

    A-grade Dispute: 0% 1 comments

  86. ping and traceroute: Best Tools to Test Host Connectivity

    A-grade Dispute: 0% 1 comments

  87. 802.1X BYOD Access: Why NAC Beats ACLs and MAC Filtering

    A-grade Dispute: 0% 1 comments

  88. Fiber Connector Types: Which Uses a Twist-On Connection?

    A-grade Dispute: 0% 1 comments

  89. Which Attack Impacts a Web-Based Customer Portal's Availability?

    A-grade Dispute: 0% 1 comments

  90. Troubleshooting APIPA Addresses and DHCP Failures

    A-grade Dispute: 0% 1 comments

  91. Using Honeypots for Threat Intelligence and Risk Assessment

    A-grade Dispute: 0% 3 comments

  92. Troubleshooting APIPA Issues with Exhausted DHCP Pools

    A-grade Dispute: 0% 2 comments

  93. Troubleshooting Single-User Access Issues

    A-grade Dispute: 0% 1 comments

  94. Core Switch Interconnect: Link Aggregation vs Spanning Tree

    A-grade Dispute: 0% 1 comments

  95. Using Honey Nets to Capture Attacker TTPs

    A-grade Dispute: 0% 1 comments

  96. Using Traceroute to Identify Network Traffic Restrictions

    A-grade Dispute: 0% 1 comments

  97. Identifying 802.11 Standards by Bandwidth and Frequency

    A-grade Dispute: 0% 1 comments

  98. Troubleshooting Switch Interface Collisions

    A-grade Dispute: 0% 1 comments

  99. Identifying the MDF as the Network Core

    A-grade Dispute: 0% 2 comments

  100. Securely Accessing Network Appliances Remotely

    A-grade Dispute: 0% 3 comments

  101. Understanding RPO vs RTO in Disaster Recovery

    A-grade Dispute: 0% 3 comments

  102. VLAN Hopping Attack Scenario Analysis

    A-grade Dispute: 0% 3 comments

  103. Identifying Bandwidth Saturation from Time-Based VoIP Issues

    A-grade Dispute: 0% 3 comments

  104. Advantage of IDS over IPS Deployment

    A-grade Dispute: 0% 2 comments

  105. Subnet Mask Calculation for Host Capacity vs Subnet Count

    A-grade Dispute: 0% 3 comments

  106. Troubleshooting Network Connectivity After VLAN Changes

    A-grade Dispute: 0% 3 comments

  107. Identifying Administratively Down Switch Port Status

    A-grade Dispute: 0% 3 comments

  108. Mitigating EMI with Shielded Twisted Pair Cabling

    A-grade Dispute: 0% 3 comments

  109. First Step in Network Troubleshooting Methodology

    A-grade Dispute: 0% 3 comments

  110. Fastest Disaster Recovery Option: Hot Site vs Warm/Cold Sites

    A-grade Dispute: 0% 2 comments

  111. Fixing Unreachable Printer After Power Outage with DHCP Reservation

    A-grade Dispute: 0% 2 comments

  112. Enabling IPv6-only Network Internet Access via NAT64

    A-grade Dispute: 0% 3 comments

  113. Load Balancer vs Router/Switch Traffic Distribution

    A-grade Dispute: 0% 2 comments

  114. Secure LDAP Port Configuration

    A-grade Dispute: 0% 3 comments

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