Certification study guides
These are complete, first-hand study guides written from real exam preparation and hands-on work — not scraped question banks. They are learning material, not exam dumps.
MS-102: Microsoft 365 Administrator Study Guide
A full study guide for the Microsoft 365 Administrator (MS-102) exam — identity and access, Exchange Online, compliance, and tenant administration, with practical explanations throughout.
MD-102: Endpoint Administrator Complete Study Guide
A complete guide for the MD-102 (Endpoint Administrator) exam — device deployment and management, Intune, endpoint security, and Windows client administration.
CCNA Labs 18–20 (Complete)
Hands-on lab walkthroughs for CCNA 200-301 topics — practical networking configuration exercises you can follow along with, covering the material in labs 18 through 20.
Interview preparation
Interview Prep Package: Systems & Network Administrator
A focused interview-preparation package for systems and network administrator roles — the questions that actually come up, and how to structure strong answers.
Download the interview pack (PDF, ~155 KB) →
Pair it with the Job Interview Skills quiz to test your preparation, and the guides on how to ace your job interview and preparing for a remote interview.
How these guides are made — and how to use them
Every file on this page started as personal preparation notes for a real exam or a real interview, then got rewritten into something a stranger could follow: full sentences instead of fragments, explanations instead of memorised answers, and the order a learner needs rather than the order the syllabus lists. Nothing here is generated filler or a rebranded question dump — if a section exists, it is because the topic actually came up in the exam objectives or across the interview table.
The guides work best alongside active recall rather than passive reading: skim a chapter, close the file, and test what stuck. That is also exactly what the site's quizzes are for — the Linux commands, cybersecurity basics, and JavaScript fundamentals quizzes cover ground that overlaps the certification material, and each answer comes with an explanation you can check your understanding against.
All downloads are free, carry no sign-up wall, and stay free. If a link breaks or a section is out of date, a note through the contact page gets it fixed.
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