CompTIA JK0-023 Exam Prep 2026

We revisit core networking concepts like TCP/IP, OSI model, and subnetting with real-world examples.

A problem-solving session on choosing the right cabling and infrastructure for different business scenarios.

Master the essential ports and protocols. Includes a mnemonic guide and a downloadable cheat sheet.

Learn how to troubleshoot common wireless issues and understand the differences between 802.11 standards.

A breakdown of common security threats like malware, phishing, and DDoS attacks with real case study analysis.

We'll explore tools like firewalls, IDS/IPS, and VPNs. Learn what they do and when to use them.

Apply a logical troubleshooting process to solve network problems. We'll work through several practice scenarios.

Understand the key terms and models (IaaS, PaaS, SaaS) and how they apply to modern networks.

A practical look at basic configuration tasks for routers and switches, including VLANs and port management.

We'll cover NAS, SAN, and iSCSI in simple terms, so you can confidently answer related questions.

A deep dive into using command-line tools like ping, tracert, and netstat to diagnose complex issues.

A brief but clear overview of Voice over IP concepts and common troubleshooting points.

Learn best practices for securing network hardware, including password policies and access control lists (ACLs).

We'll analyze a few complex, multi-step problems that require you to integrate knowledge from multiple domains.

Take a timed practice exam with us, then we'll review each question to understand the 'why' behind the correct answers.

A second full-length practice exam review to solidify your knowledge and improve your speed and accuracy.

Learn how to spot key phrases and 'distractors' in exam questions. This session is all about test-taking strategy.

A hands-on guide to approaching PBQs. We'll simulate the interface and walk through common tasks.

A targeted review of the two heaviest-weighted sections on the exam, using rapid-fire practice questions.

Another targeted review, this time covering infrastructure, cabling, and the troubleshooting methodology.

A comprehensive final exam to test your readiness. Includes a full debrief and confidence check.

We'll show you how to analyze your final scores to make a last-minute study plan for your weakest areas.

What to do (and not do) in the final day before your exam. A simple checklist for maximum readiness.

A rapid review of the most critical network and security concepts. Think of this as a final mental warm-up.

The second part of our review, covering infrastructure, tools, and troubleshooting best practices.

A quick guide to the check-in process, what you can bring, and how the testing environment works.

Simple, actionable breathing and focus techniques to use right before and during the exam.

A strategic plan for how to use the first few minutes of the exam to your advantage (including brain dumps on the scratch pad).

Learn elimination techniques and how to make an educated guess when you're truly unsure of an answer.

We'll explain the score report and what your passing score means for your continuing IT education.

Mapping your certification journey. We'll discuss logical next steps and how to leverage your new credential.

A final summary of the course, links to all downloadable resources, and a message of good luck!