Locked In: Prep for Data+
iOS app by OMAR DANIEL GRAZIANO. Education · OMAR DANIEL GRAZIANO
- Store rating
- 5 / 5
- Store rating count
- 1
- Download price
- Free to download
- In-app purchases
- Unknown
- Version
- 2.2
- Listing last refreshed
- 2026-09-09
View the original store listing
Store description excerpt
Locked-In preserves the retired CompTIA Data+ DA0-001 blueprint as an offline historical study library. IMPORTANT DA0-001 is retired. This app is not current Data+ exam preparation and should not be used as your only resource for an active certification attempt. Current candidates should use CompTIA's latest published objectives and current training materials. WHAT'S INCLUDED • Historical coverage of all five DA0-001 domains: Concepts and Environments, Data Mining, Data Analysis, Visualization, and Governance, Quality and Controls • Short lessons with visual explanations for schemas, ETL and ELT, joins, statistics, dashboards, data quality, and governance • Hundreds of original multiple-choice practice questions with explanations • Interactive PBQ-style activities for knowledge review; these are not official CompTIA questions or an exam simulation • A 60-question timed legacy practice set with flagging and final review • Flashcards with spaced repetition and a searchable glossary • Progress by domain, quiz history, bookmarks, personal notes, study streaks, and weak-spot review FREE TO EXPLORE A selection of lessons is available free so you can evaluate the library before purchasing. A single optional, one-time purchase unlocks the remaining lessons and study tools. There is no subscription. PRIVATE BY DESIGN No account is required. The app works offline and stores study progress on your device. It contains no third-party analytics, advertising, or tracking. DISCLAIMER This is independent historical reference material. It does not contain official exam questions and does not predict certification readiness. Not affiliated with, endorsed by, or sponsored by CompTIA. CompTIA and Data+ are registered trademarks of CompTIA, Inc.
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