Locked-In

Exam Prep for Data+ (DA0-001)

A bite-sized study companion for the CompTIA Data+ (DA0-001) exam. Every domain, broken into focused lessons you can finish in minutes — with quick-checks, flashcards, a searchable glossary, and a full timed mock exam. Track every weak spot. Pick up where you left off.

All 5 exam domains

Every DA0-001 objective, in short lessons with visual diagrams.

335 practice questions

Organized by domain and difficulty, plus scenario performance-based questions (PBQs).

Full timed mock exam

60 questions, 90 minutes, with flag-for-review and a final review screen.

Offline, no subscription

One-time unlock. No accounts, no tracking, no ads. Progress stays on your device.