American Welding Society Certifications
AWS CWI Certified Welding Inspector
137 reference items · 17 sections
- Definitions + Terms
- Joining + Cutting Processes
- Welding + NDE Symbols
93 free cheat sheets
Skilled Trades Cheat Sheets
- no sign-up
- Free
- reference items
- 10,147
- mnemonics and traps
- 1,143
Most opened this month
Skilled Trades cheat sheets
Each sheet fits one exam's key facts, terms and traps on a single page.
93 cheat sheets
NETA ETT Certifications
NETA ETT Level II Certified Assistant Technician
172 reference items · 16 sections
- Safety
- Electrical Testing Fundamentals
- Component Testing
Refrigerant Certifications (EPA 608, 609 & R-410A)
EPA 608 Technician Certification
89 reference items · 11 sections
- Core
- Type I
- Type II
Boiler Operator
Minnesota Boiler Operator
87 reference items · 11 sections
- Boiler Operations
- Safety + Emergency
- Maintenance + Inspections
uk-pts-track-safety
Personal Track Safety (PTS) — Sentinel (Network Rail/NSAR, UK)
87 reference items · 11 sections
- Going Onto the Line
- Safe Systems of Work
- Electrified Lines OLE
ACI Concrete Certifications
ACI Concrete Field Testing Technician Grade I
75 reference items · 10 sections
- Sampling + Basic Tests
- Density + Air
- Specimens + Performance
NICET Certifications
NICET Fire Alarm Systems
95 reference items · 11 sections
- Installation: Levels I-III
- Maintenance: Levels I-III
- Submittal and Layout: I-IV
Canada Red Seal Interprovincial Trades
Red Seal Automotive Service Technician (Interprovincial Exam)
100 reference items · 18 sections
- A - Common Occupational Skills
- B - Engine & Engine Support
- C - Vehicle Module Communications
FCC Radio Operator Licenses
FCC General Radiotelephone Operator License (GROL)
130 reference items · 14 sections
- Element 3 Foundations
- Element 3 Radio Systems
- Element 3 Applications
API Inspector Certifications
API-570
107 reference items · 15 sections
- Calculations & Intervals
- Welding Procedure Review
- Nondestructive Examination
City & Guilds UK Trade Qualifications
City & Guilds 2079 Level 2 Award in F-Gas & ODS Regulations (Category I)
95 reference items · 13 sections
- Refrigeration Cycle & p-h Diagrams
- Refrigerants, F-Gas & ODS Regs
- System Components
Structural Pest Control Licenses
California Structural Pest Control — Branch 2 General Pest
106 reference items · 13 sections
- Inspection
- Treatment Planning + Equipment
- Preparation
Review the essentials fast.
A cheat sheet puts an exam's highest-yield facts on one page.
01
Open your exam
Domain weights, quick facts and key terms for one exam, grouped by topic.
02
Find the gaps
Decision trees, side-by-side contrasts, mnemonics and common traps show what to recheck.
03
Review before exam day
Run the last-minute checklist, or print the sheet for your final review.
Skilled Trades Cheat Sheets FAQ
Which Skilled Trades exams have free cheat sheets?
93 Skilled Trades exams have free cheat sheets on OpenExamPrep, including AWS CWI Certified Welding Inspector, NETA ETT Level II Certified Assistant Technician, EPA 608 Technician Certification, Minnesota Boiler Operator, Personal Track Safety (PTS) — Sentinel (Network Rail/NSAR, UK) and ACI Concrete Field Testing Technician Grade I. Search this page to find yours.
What is on a cheat sheet?
Each sheet covers one exam: domain weights, quick facts, key terms grouped by topic, decision trees, side-by-side contrasts, mnemonics, common traps and a last-minute checklist, with links to its sources.
How are cheat sheets different from study guides and flashcards?
Study guides teach the material in full, flashcards build recall, and cheat sheets compress the highest-yield rules into one quick-reference page. Use the sheet once you understand a topic, then use practice questions to check you can apply it.
Can I use these cheat sheets during the exam?
No. They are study aids for before the exam, not exam-day reference materials. Use them for final review, after practice sessions, and to refresh formulas, rules, acronyms and common traps.
Are the cheat sheets free?
Yes. Every cheat sheet is free with no sign-up, and you can print it or save it as a PDF.