What is IETM Interactive Electronic Technical Manual (A Quick Introduction)

In this video, what is IETM and what are its features explained? An Interactive Electronic Technical Manual for "IETM Level-4 Software" (A Short Introduction). "IETM" stands for "Interactive Electronic Technical Manual," and it describes both an electronic/digital format and an interactive manual. If a PDF file is electronic or digital, will that be referred to as an IETM?
Code and Pixels Interactive Technologies Private Limited (CNP) is an IT service provider based in Hyderabad (India). We provide end-to-end eLearning solutions and ietm development (INDIAN STANDARD IETM JSG 0852:2001, LEVELS 3,4,5 and European Aviation Standard IETM Level 4), specialising in innovative use of technology.