Free study guides
IT certification study guides
Free, plain-English study guides for IT certifications: exam domains and weights, study plans, common mistakes and free practice questions.
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220-1201 and 220-1202
CompTIA A+ Study Guide: Both Cores and Free Practice Questions
Prepare for A+ 220-1201 and 220-1202 with both exam outlines, domain weights, a realistic study plan, common mistakes and free practice questions.
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CLF-C02
AWS Cloud Practitioner CLF-C02 Study Guide and Free Practice
Prepare for AWS Cloud Practitioner CLF-C02 with exam domains, a practical 30-day study plan, common mistakes, review advice and free practice questions.
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SAA-C03
AWS Solutions Architect Associate SAA-C03 Study Guide
Prepare for AWS Solutions Architect Associate SAA-C03 with exam domains, a practical 30-day plan, common mistakes, review advice and free practice questions.
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AZ-104
AZ-104 Study Guide and Free Azure Practice Questions
Prepare for Azure Administrator AZ-104 with current skill areas, exam details, a six-week study plan, review advice and free practice questions.
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AZ-305
AZ-305 Azure Solutions Architect Study Guide and Free Practice
Prepare for Exam AZ-305 with the skills measured, a practical 30-day study plan, common mistakes, focused review advice and free practice questions.
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AZ-900
AZ-900 Study Guide and Free Azure Fundamentals Practice
Learn Azure fundamentals for AZ-900 with current exam domains, a practical 30-day study plan, clear review advice and free practice questions to try.
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200-301
CCNA 200-301 Study Guide and Free Practice Questions
Prepare for CCNA 200-301 with exam domains, a practical 30-day study plan, common mistakes, focused review advice and free practice questions.
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CEH v13
CEH Study Guide and Free Ethical Hacker Practice Test Questions
Prepare for the EC-Council CEH v13 knowledge exam with its 20 modules, exam details, a six-week study plan, common mistakes and free practice questions.
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CISA
CISA Study Guide and Free IS Auditor Practice Questions
Prepare for ISACA CISA with the five current domains and weights, exam details, a six-week study plan, common mistakes and free practice questions to try.
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CISM
CISM Study Guide and Free Security Manager Practice Questions
Prepare for ISACA CISM with the current four domains and weights, exam details, a six-week study plan, common mistakes and free practice questions to try.
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CISSP
CISSP Study Guide and Free Practice Questions
Prepare for the CISSP exam with its eight domains, a practical 30-day study plan, common mistakes, focused review advice and free practice questions.
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CKA
CKA Study Guide and Free Kubernetes Admin Practice Test Questions
Prepare for the Certified Kubernetes Administrator exam with current domains and weights, hands-on format, a six-week study plan and free practice questions.
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CS0-004
CySA+ CS0-004 Study Guide and Free Practice Questions
Prepare for CySA+ CS0-004 with exam domains, a practical 30-day study plan, common mistakes, focused review advice and free practice questions.
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N10-009
Network+ N10-009 Study Guide and Free Practice Questions
Prepare for Network+ N10-009 with exam domains, a practical 30-day study plan, common mistakes, focused review advice and free practice questions.
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PT0-003
PenTest+ PT0-003 Study Guide and Free Practice Test Questions
Prepare for CompTIA PenTest+ PT0-003 with current domains and weights, exam details, a six-week study plan, common mistakes and free practice questions.
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PL-300
PL-300 Study Guide and Free Power BI Practice Test Questions
Prepare for Microsoft PL-300 with current domains and weights, exam details, a six-week study plan, common mistakes and free practice questions to try.
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PMP
PMP Exam Study Guide and Free Practice Questions
Prepare for the PMP exam with the July 2026 domains, a practical 30-day study plan, common mistakes, focused review advice and free practice questions.
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SC-200
SC-200 Study Guide and Free Security Ops Practice Questions
Prepare for Microsoft SC-200 with current domains and weights, exam details, a six-week study plan, common mistakes and free practice questions to try.
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SC-500
SC-500 Study Guide and Free Security Practice Questions
Prepare for Microsoft SC-500 with current security domains, exam details, a six-week study plan, common mistakes and free practice questions to review.
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SY0-701
Security+ SY0-701 Study Guide and Free Practice Questions
Prepare for Security+ SY0-701 with exam domains, a practical 30-day study plan, common mistakes, focused review advice and free practice questions.
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Terraform Associate (004)
Terraform Associate 004 Study Guide and Free Practice Questions
Prepare for the HashiCorp Terraform Associate (004) exam with its eight domains, exam details, a six-week study plan, common mistakes and free practice questions.
Planning your path
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Planning
A+ Core 1 vs Core 2: What Each Exam Covers and Where to Start
Compare CompTIA A+ Core 1 (220-1201) and Core 2 (220-1202): topics, domain weights and how to choose which to study first. Both must be passed.
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Planning
Azure Certification Path for Beginners: Where to Start
A beginner's Azure certification path: when to start with AZ-900, what comes next with AZ-104, AZ-305, SC-200, SC-500 or PL-300, and how to choose.
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Planning
How Long to Study for Security+: A Practical Planning Guide
How long to study for Security+ depends on your background. Use this planning guide to set a realistic timeline, weekly rhythm and checkpoints for SY0-701.
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Planning
Security+ or Network+ First? A Beginner's Guide to Choosing
Not sure whether to start with CompTIA Security+ or Network+? Compare what each exam covers and how to decide which to study first, based on your goals.