PDF Version DemoCertification exams change, and Getcertkey keeps pace: the JK0-023 practice question set is reviewed continuously and updated free of charge for 365 days. Your CompTIA Network+ certification preparation stays aligned with the current exam throughout 2026 and beyond.
CompTIA JK0-023 Exam Overview:
| Certification Vendor: | CompTIA |
|---|---|
| Exam Name: | CompTIA Network+ Certification Exam (Academy Version) |
| Exam Number: | JK0-023 |
| Related Certifications: | CompTIA Security+ CompTIA A+ |
| Real Exam Qty: | Up to 90 |
| Exam Price: | $311–$338 USD |
| Passing Score: | 720 (scale 100–900) |
| Certificate Validity Period: | 3 years |
| Exam Duration: | 90 minutes |
| Available Languages: | Japanese, German, Spanish, English |
| Exam Format: | Performance-Based, Multiple Choice |
| Recommended Training: | CompTIA Official Study Guide CompTIA CertMaster |
| Exam Registration: | Pearson VUE Scheduling CompTIA Official Registration |
| Sample Questions: |  |
| Exam Way: | In-person at Pearson VUE test centers / Online proctored via Pearson VUE |
| Pre Condition: | No mandatory prerequisites; recommended: CompTIA A+ certification and 9–12 months of networking experience; only available to CompTIA Academy Partners |
| Official Syllabus URL: | https://www.comptia.org/certifications/network |
CompTIA JK0-023 Exam Syllabus Topics:
| Section | Weight | Objectives |
|---|---|---|
| Network Security | 20% | - Encryption and secure protocols - Threats, vulnerabilities, and mitigation - Authentication and access control - Security devices and technologies |
| Network Operations | 20% | - Business continuity and disaster recovery - Remote access and management - Monitoring and documentation - Network policies and best practices |
| Industry Standards, Practices, and Network Theory | 20% | - Communication and professional conduct - Standards and protocols - Safety and environmental procedures - Network evolution and emerging technologies |
| Network Troubleshooting | 20% | - Wireless and security troubleshooting - Cable and connectivity issues - Troubleshooting methodology - IP addressing and routing problems |
| Network Architecture | 20% | - Network services and cloud concepts - OSI and TCP/IP models - Routing and switching technologies - Network topologies and types - IP addressing and subnetting |
JK0-023 Exam FAQs for 2026 Candidates
Which certification does the JK0-023 exam lead to?
The JK0-023 exam is the official CompTIA exam behind the CompTIA Network+ certification, validating the skills measured by the CompTIA Network+ certification credential. It sits at the Associate level of the CompTIA certification program. It also connects to CompTIA A+, CompTIA Security+, so the knowledge you build here carries over to those tracks as well.
How many questions are on the JK0-023 exam, and how much time do I get?
The JK0-023 exam contains Up to 90 questions to be completed within 90 minutes. Before exam day, divide the available time by the question count to work out a comfortable per-question pace, and mark any item that eats into it so you can return later instead of getting stuck. Timed sessions in the Getcertkey test engines make that pacing automatic — run at least two full-length mock exams under the clock so time pressure never becomes the reason you drop points.
What score do I need to pass the JK0-023 exam, and what does it cost?
The passing score for the JK0-023 exam is 720 (scale 100–900), and the official registration fee is $311–$338 USD. Retakes are not discounted — every new attempt means paying the full fee again — so it pays to measure yourself before you book. Work through the 995 practice questions on Getcertkey, sit a timed practice test, and schedule your exam only when your scores are consistently comfortable. That simple habit is the cheapest exam strategy there is.
Are there any prerequisites for the JK0-023 exam?
No mandatory prerequisites; recommended: CompTIA A+ certification and 9–12 months of networking experience; only available to CompTIA Academy Partners Requirements can change when CompTIA revises its certification program, so confirm the current eligibility rules on the official exam page before you register.
How do I register for the JK0-023 exam?
You can book the CompTIA Network+ certification exam through the official registration channels below:
As for delivery, the exam is offered in the following format: In-person at Pearson VUE test centers / Online proctored via Pearson VUE. Choose the option that suits you best when you book your seat.
What official training is recommended for the JK0-023 exam?
CompTIA recommends the following training resources for the CompTIA Network+ certification exam:
Official courses build the foundation; the 995 practice questions from Getcertkey then show you how that knowledge is examined, so the two work best together.
Can I try the JK0-023 practice questions before I buy?
Yes. Getcertkey provides a free JK0-023 PDF demo so you can review the question style and answer quality before purchasing. Every purchase also includes 365 days of free updates — if CompTIA revises the exam during that period, the updated material reaches you at no cost. Once the free-update year ends, you can extend your update service at a 50% discount.
What if I fail the JK0-023 exam, and how is my order delivered?
Every CompTIA Network+ certification purchase on Getcertkey is covered by a 100% money-back guarantee with clear conditions: if you take the corresponding exam within 60 days of your purchase and do not pass, you can claim a full refund by submitting a scanned copy of your exam enrollment slip and your official score report as a PDF within two days of the exam date; claims are processed within seven days of submission. The guarantee does not apply to exams taken within three days of purchase, to material that was downloaded but never used in an exam attempt, or to free products and expired orders, and the candidate name must match the payer name. If you would rather not take a refund, you can instead exchange your purchase for two free exam preparation products of equal value and keep the update service on your original product.
Delivery is instant: your download is sent to your email within one minute of payment, with no limit on how many computers you may install the material on. If nothing arrives within two hours, check your spam folder and contact customer service for help.
What topics are covered in the JK0-023 exam?
The CompTIA Network+ certification exam blueprint is organized into 5 domains. The first three are:
- Industry Standards, Practices, and Network Theory — 20% of the exam
- Network Security — 20% of the exam
- Network Operations — 20% of the exam
For the complete domain-by-domain breakdown, scroll up to the full exam topics outline above and use it to plan how you distribute your study time.
CompTIA Network+ certification Sample Questions:
Question #1
Which of the following is used to restrict access according to user policies?
A. Content filter
B. DHCP server
C. VPN concentrator
D. DNS server
Question #2
Lisa, a network administrator, wants to be able to block all already known malicious activity. Which of the following would allow her to perform this activity?
A. Behavioral Based IPS
B. Signature Based IDS
C. Signature Based IPS
D. Behavioral Based IDS
Question #3
A network technician must utilize multimode fiber to uplink a new networking device. Which of the following Ethernet standards could the technician utilize? (Select TWO).
A. 10GBase-SR
B. 1000Base-SR
C. 1000Base-T
D. 10GBase-LR
E. 10GBase-T
F. 1000Base-LR
Question #4
A technician needs to test the length of a newly installed cable run because it is believed that it exceeds the maximum specification length. Which of the following tools should be used?
A. Cable tester
B. Toner probe
C. Protocol analyzer
D. Cable certifier
Question #5
A company has been given a Class C address to be utilized for all devices. The company has several subnets and the largest subnet has 15 hosts. Which of the following represents the MINIMUM CIDR notation of this subnet mask?
A. /26
B. /29
C. /27
D. /28
Solutions:
| Question #1 Correct Answer: A | Question #2 Correct Answer: C | Question #3 Correct Answer: A,B | Question #4 Correct Answer: D | Question #5 Correct Answer: C |
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