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How free BrainyBee compares to typical certification study options. Competitor prices are their published rates.
OptionCostHow it works
BrainyBee$0Free — AI tutor includedPractice questions, mock exams, study notes and an AI tutor — all free, forever.
Tutorials Dojo~$15 / examPer practice exam, bought one at a time.
Whizlabs~$20 / examPer practice exam or course.
Subscription apps~$15 / moRecurring every month, whether you study or not.
Bootcamps$500+Up-front, often many hundreds of dollars.
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AWS · Solutions Architect – Associate (SAA-C03)Illustrative example

A company stores objects in Amazon S3 and must encrypt the data at rest without managing any encryption keys itself. Which approach meets the requirement with the least operational overhead?

  • Enable server-side encryption with Amazon S3-managed keys (SSE-S3).
  • Encrypt every object in the application before upload and store the keys yourself.
  • Run a scheduled Lambda function to re-encrypt the objects each night.
  • Put the bucket behind a VPC endpoint and block public access.

Why

SSE-S3 encrypts objects at rest with keys that AWS fully manages and rotates, so there is no key handling for the team. Client-side encryption (B) shifts key management back to the company, and the others address access or networking — not encryption at rest.

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Showing 18 of 18 certifications

Az
AZURE · CERTIFICATION

Designing and Implementing Microsoft DevOps Solutions (AZ-400)

Most AZ-400 material is out of date. Microsoft revised the exam on 27 July 2026 — build and release pipelines now carry 50–55% of the marks — while popular guides still teach Azure AD, secret-based service connections, and task groups that YAML pipelines do not support. This hive was written against Microsoft Learn and GitHub's own documentation, current to August 2026. Disclaimer: an independent study resource, not affiliated with or endorsed by Microsoft. Content is AI-authored and grounded in first-party documentation; it has not been reviewed by a certified human subject-matter expert. 📚 What We Cover: All 86 exam objectives across the five current domains — processes and communications, source control, build and release pipelines, security and compliance, and instrumentation. 🛠️ Key Features: Blueprint-Weighted Mocks: 6 full-length exams cut to Microsoft's published domain ranges — 7/6/27/6/4 across 50 questions, 120 minutes, 70% benchmark. Every Question Format: 419 questions across multiple choice, multiple answer, true/false, matching and ordering — because a third of the real exam is multi-select. Scenario Practice: 6 architecture case studies, each a full scenario with four linked questions. Sourced, Not Guessed: every question cites first-party Microsoft or GitHub documentation. Depth on Demand: 453 flashcards, 194 lessons, quick notes and cram sheets, plus 16 topic quizzes and 5 unit checkpoints. Current Where It Counts: Microsoft Entra ID, GitHub Advanced Security for Azure DevOps, workload identity federation, Azure Machine Configuration, and Azure Deployment Environments.

CoversDesign and implement processes and communicationsDesign and implement a source control strategyDesign and implement build and release pipelines+2
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