AWS Certified Machine Learning - Specialty (MLS-C01) - Quick Reference Cheat Sheet

Purpose

Fast-reference guide with bullet-point takeaways for rapid exam prep.

This is NOT:

• ❌ A comprehensive study guide
• ❌ Detailed explanations
• ❌ Question walkthroughs

This IS:

• ✅ Key reminders (1-3 sentences each)
• ✅ Essential facts and limits
• ✅ Quick decision guides
• ✅ Domain-organized takeaways

How to Use

1. Pre-exam review - 30-60 minutes before exam
2. Quick refresh - Review specific domains as needed
3. Fill knowledge gaps - Focus on unfamiliar topics

Study Time

• Full review: 30-60 minutes
• Single domain: 5-10 minutes
• Critical topics only: 10-15 minutes

Exam Details

• Total Questions: 65 (50 scored, 15 unscored)
• Duration: 180 minutes (3 hours)
• Passing Score: 750/1000
• Question Types: Multiple choice (1 correct) and multiple response (2+ correct)

Domain Weightings

1. Data Engineering: 20% (~10 questions)
2. Exploratory Data Analysis: 24% (~12 questions)
3. Modeling: 36% (~18 questions)
4. ML Implementation & Operations: 20% (~10 questions)