Locked In vs Learn Danish

Study for the current CompTIA Data+ exam, DA0-002 (V2), with lessons, practice questions, and scenario activities organized under its 18 published objectives. Lessons and practice work offline once installed. ABOUT THE EXAM CompTIA launched DA0-002 on 14 October 2025 and estimates it will retire around 2028. The exam has up to 90 multiple-choice and performance-based questions in 90 minutes, and the passing score is 675 on a 100 to 900 scale. Confirm current details with CompTIA before you book. LESSONS Work through 49 authored lessons organized under all 18 published objectives and the five domain weights: - Data Concepts and Environments: 20% - Data Acquisition and Preparation: 22% - Data Analysis: 24% - Visualization and Reporting: 20% - Data Governance: 14% Every lesson ends with a quick check. 14 lessons carry diagrams, 22 in all: star and relational schemas, ETL and ELT pipelines, join types, sampling methods, hypothesis tests, chart selection, data lineage, retention tiers, and data quality dimensions. PRACTICE Use 391 reviewed multiple-choice questions, each with an explanation and mapped to the objective it tests. The timed practice exam deals 90 questions in 90 minutes in the published domain proportions, with flags, a question navigator, and a final review. Practice scores are study feedback and do not predict a certification result. PERFORMANCE-BASED ACTIVITIES Complete 11 scenario activities: classify data, choose storage, order ETL and cleaning steps, match charts and statistics to their uses, and pick privacy controls. You place items with a tap and reorder steps with arrow buttons. REVIEW Review 126 flashcards with spaced repetition, and search a 92-entry glossary: all 42 acronyms from the DA0-002 objective document plus 50 concept entries. FREE SAMPLER AND FULL UNLOCK Without a purchase you get 9 lessons, 10 questions, 30 flashcards, 2 PBQ-style activities, all 42 glossary acronyms, and 33 of the 50 glossary concept definitions. A one-time Full Unlock opens the rest, including the timed practice exam. The price is loaded from the App Store in your currency. There is no subscription, advertising, or account. Locked In is an independent study aid. It is not affiliated with, endorsed by, or sponsored by CompTIA, Inc. CompTIA® and Data+® are trademarks of CompTIA, Inc. It contains no official exam questions, and no study tool can guarantee an exam result.

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