Certification Study Guides

Google Cloud Mar 29, 2026 · 8 min read

Google Cloud PCDE Exam Traps: Error Budgets, Rollback Strategies & Observability

Avoid the most common mistakes on the Google Cloud PCDE exam. This post exposes the tricky distinctions around error budget burn rate math, rollback vs. roll-forward decisions, observability tool selection, …

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Google Cloud Mar 29, 2026 · 7 min read

Google Cloud PCDE: SRE, SLOs, Cloud Build & GKE Operations Deep Dive

Master the technical depth behind the Google Cloud PCDE exam. This deep dive covers SLO math, Cloud Build pipeline construction, GKE rolling updates, and observability instrumentation with real CLI examples …

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Google Cloud Mar 29, 2026 · 5 min read

How to Pass Google Cloud PCDE in 30 Days: 2026 Roadmap

A structured 30-day study plan to help you pass the Google Cloud Professional Cloud DevOps Engineer exam. Covers SRE principles, CI/CD pipelines, GKE operations, and observability tools you must know.

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Google Cloud Mar 29, 2026 · 8 min read

Google Cloud PCD Exam Traps: Deployment, Observability & API Design

The PCD exam is full of questions where two answers look almost identical. This guide exposes the most common traps around deployment strategies, observability tooling, and API design choices — …

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Google Cloud Mar 29, 2026 · 7 min read

Google Cloud PCD: App Engine, Cloud Run, Cloud Functions & CI/CD Deep Dive

Master the compute and deployment services that dominate the PCD exam. This deep dive covers App Engine, Cloud Run, Cloud Functions, and Cloud Build with real configuration examples and decision …

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Google Cloud Mar 29, 2026 · 5 min read

How to Pass Google Cloud PCD in 30 Days: 2026 Roadmap

A practical 30-day study plan for the Google Cloud Professional Cloud Developer exam. Learn which domains matter most, how to allocate your time, and which resources actually move the needle.

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HashiCorp Mar 29, 2026 · 12 min read

HashiCorp Terraform Associate Certification Guide 2026

The HashiCorp Terraform Associate is the most affordable professional certification in DevOps and infrastructure automation, and one of the most in-demand skills in the job market. This complete study guide …

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GitHub Mar 28, 2026 · 9 min read

GHAS Exam Traps: CodeQL Queries, SARIF Upload, and Push Protection Bypass

The trickiest GHAS certification exam questions involve code scanning vs secret scanning enablement, SARIF upload vs CodeQL action, alert auto-dismissal, push protection bypass vs allow secret, org security settings inheritance, …

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GitHub Mar 28, 2026 · 8 min read

GHAS Deep Dive: CodeQL Analysis, Secret Scanning, and Dependency Security

Deep technical dive into GHAS Domains 1-3. CodeQL database creation, query filters, alert lifecycle, custom queries, secret scanning custom pattern regex, push protection bypass workflow, Dependabot version vs security updates, …

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GitHub Mar 28, 2026 · 9 min read

How to Pass GitHub Advanced Security (GHAS) Certification in 2026: Complete Study Guide

Complete GitHub Advanced Security (GHAS) Certification study guide for 2026. Covers all 5 exam domains, the format ($250, ~65 questions, 120 min), CodeQL, secret scanning, Dependabot, dependency review, security policies, …

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