An Interactive Electronic Technical Manual (IETM) is a digital, searchable, and organized version of an interactive user manual, instruction manual, or User Handbook. IETMs provide easy access to technical information and enhance defense equipment maintenance, training, and support processes. It also acts as digital repository for the system IETM or Interactive electronic Technical Manual, as the name indicates, it is a Manual which is interactive and in the form of electronic/digital. Then PDF file is also electronic/digital, will that be called IETM? Yes, undoubtedly PDF is also IETM. It's Level 2 IETM. I need to give an example so that u can understand better about Levels. . Every one of us must have played digital games. In that, we need to cross various levels. The first level would be simple, the second little difficult, and 3rd level more challenging and 4th Level tough. Question is, why this documentation is required? Along with phone or vehicle or any household gadgets, w...