Study Guides & Exam Tips

The Ryno Tools Blog publishes free study guides for Ham Radio licensing (Technician, General, Extra), Falconry Apprentice, CompTIA Security+ SY0-701, DevOps, and Japanese learning. Written by Ask Ryno, reviewed by humans, cited to authoritative sources.

Software engineering and DevOps workflow diagram β€” Ryno Tools DevOps interview prep DevOps β€” Containers & Kubernetes βš™οΈ

Docker vs Kubernetes: What's the Difference?

Most people assume Docker and Kubernetes are rivals and you pick one or the other. The reality is more useful: they operate at entirely different layers, and the most common production stack uses both.

Β· 8 min read
Hiragana chart and Japanese text on a dark background β€” Ryno Tools Japanese learning Japanese β€” Foundations πŸ‡―πŸ‡΅

Hiragana vs Katakana: What's the Difference?

Hiragana and katakana both encode the same sounds, yet every piece of real Japanese text uses both for different jobs. This post explains what each script is, when each is used, how they look different, and why you need both.

Β· 5 min read
Falconer with a trained bird of prey in flight β€” Ryno Tools falconry apprentice exam prep Falconry β€” Apprentice πŸ¦…

How to Become a Falconer: A Step-by-Step Guide

Falconry is one of the most regulated outdoor sports in the US β€” and one of the most rewarding. Here is the full path from zero experience to licensed apprentice falconer, step by step.

Β· 7 min read
Software engineering and DevOps workflow diagram β€” Ryno Tools DevOps interview prep DevOps β€” Infrastructure as Code βš™οΈ

What Is Infrastructure as Code? A Plain-English Guide for Developers

Ever wonder who changed that load balancer at 2 a.m.? IaC is the answer β€” define your entire infrastructure in code, check it into git, and provision identical environments in minutes. Here's what it means and why it matters in 2026.

Β· 7 min read
Ham radio transceiver and antenna equipment β€” Ryno Tools ham radio license exam prep Ham Radio β€” Technician πŸ“»

What Can You Actually Do With a Technician License?

You passed the Technician exam β€” now what? Full VHF/UHF privileges, satellite operation, APRS, emergency comms, and yes, up to 1,500 watts on most bands. Here's the complete operating picture.

Β· 9 min read
Cybersecurity digital lock visualization β€” Ryno Tools CompTIA Security+ SY0-701 exam prep Security+ SY0-701 πŸ”’

How Hard Is the Security+ Exam? An Honest SY0-701 Difficulty Guide

Security+ is moderately hard β€” harder than A+ or Network+, but a long way from CISSP. Up to 90 questions in 90 minutes with performance-based labs. Here's exactly what to expect and how long to study.

Β· 6 min read
Cybersecurity digital lock visualization β€” Ryno Tools CompTIA Security+ SY0-701 exam prep Security+ SY0-701 πŸ”’

Is Security+ Worth It in 2026? The Honest ROI Answer

Security+ costs $425, takes 2–4 months of prep, and opens doors to roles paying $65K–$95K. It's a DoD mandate, the most-requested entry-level security cert, and β€” for the right candidate β€” one of the best ROI certs in IT. Here's the honest verdict.

Β· 7 min read
Ham radio transceiver and antenna equipment β€” Ryno Tools ham radio license exam prep Ham Radio β€” Technician πŸ“»

What Changed in the 2026-2030 FCC Technician Question Pool

The FCC Technician exam now draws from the 2026-2030 question pool, effective July 1, 2026. Here is exactly what changed β€” new topics, removed questions, and what every test-taker needs to know before sitting for the exam.

Β· 6 min read
Falconer with a trained bird of prey in flight β€” Ryno Tools falconry apprentice exam prep Falconry β€” Apprentice πŸ¦…

Falconry License Requirements by State: The Complete US Guide

Getting a falconry license in the US requires both a federal USFWS permit and a state permit. Requirements vary significantly by state. Here's what every aspiring apprentice needs to know before applying.

Β· 9 min read
Hiragana chart and Japanese text on a dark background β€” Ryno Tools Japanese learning Japanese β€” Foundations πŸ‡―πŸ‡΅

How to Learn Hiragana: The Complete Beginner's Guide

Hiragana is the essential first step in Japanese. Learn the 46-character gojΕ«on grid, understand the full 104-character set, and use active recall to read hiragana in 1–2 weeks.

Β· 7 min read
Hiragana chart and Japanese text on a dark background β€” Ryno Tools Japanese learning Japanese β€” Foundations πŸ‡―πŸ‡΅

What Is JLPT N5? The Beginner's Entry Point to Japanese Proficiency

JLPT N5 is the entry-level Japanese proficiency certification β€” roughly 800 vocabulary words, ~100 kanji, and basic grammar. Here's what the test looks like, how it's scored, and whether it belongs on your study plan.

Β· 6 min read
Ham radio transceiver and antenna equipment β€” Ryno Tools ham radio license exam prep Ham Radio β€” Technician πŸ“»

Ohm's Law Made Simple for the Ham Radio Technician Exam

Ohm's Law β€” V = IR β€” appears on every Technician license exam. Master the formula, the units, and the common exam scenarios in one focused read.

Β· 6 min read
Ham radio transceiver and antenna equipment β€” Ryno Tools ham radio license exam prep Ham Radio β€” Technician πŸ“»

Can You Take the Ham Radio Exam Online in 2026?

Remote ham radio exams have been available since 2020 and are now a mainstream option. Here is everything you need to know to take your Technician exam online.

Β· 5 min read
Ham radio transceiver and antenna equipment β€” Ryno Tools ham radio license exam prep Ham Radio β€” Technician πŸ“»

How Hard Is the Ham Radio Technician Exam?

Most people pass the ham radio Technician exam on their first try with 10–20 hours of study. Learn the question count, passing score, topic breakdown, and best study methods.

Β· 5 min read
Falconer with a trained bird of prey in flight β€” Ryno Tools falconry apprentice exam prep Falconry β€” Apprentice πŸ¦…

How Many Questions Are on the Falconry Apprentice Exam?

The falconry apprentice exam is typically 100 questions and requires an 80% score to pass. Here is what the test covers, how scoring works, and how to register through your state wildlife agency.

Β· 5 min read