DDE 1000-4000 (Flash Drive Only)


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*** Freelance Software has closed for business; this item is no longer available.

Please note: all the textbooks/Software are final sale item and cannot be returned or exchanged.

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Freelance Software DDE 1000-4000 (Flash Drive Only)

Version 4.7 - All Windows operating systems. (sorry, not Mac compatible)

This application contains questions and answers for the license Designated Duty Engineer Limited 1000-4000 horsepower. DDE Limited is 500 Gt. Inland or Near Coastal. Horsepower rating can be 1000 or 4000 depending on sea service.

Reference books on Flash Drive Only
  • Basic Machines
  • Blueprint Reading and Sketching
  • Damage Control and Firefighting
  • Engineman
  • Fireman
  • Fluid and Power
  • Hull Technician
  • Steel Worker
  • Tools and Their Uses
  • Utilitesman Vol. I & II
  • Matter, Energy, Direct Current & Batteries
  • Alternating Current and Transformers
  • Circuit Protection, Control & Measurement
  • Conductors, Wiring & Schematics
  • Generators & Motors
  • Test Equipment
  • Electricity & Electronics Handbook
  • Electricity & Electronics Glossary of Terms
  • Test Methods & Practices
  • Help for Refrigeration Illustrations


Question Modules
  • General
  • Motor
  • Safety
  • Electricity

Help Files

  • Application help
  • Calculations and Formulas
  • First Aid
  • Electricity
  • Refrigeration
  •  Pumps
  • Ships Construction
  • Fire Fighting
  • AC&R


  • Question illustrations as released by National Maritime Center


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