Thesis (Ph.D.) - Cairo University - Faculty of Graduate Studies for Statistical Research - Department of Statistical Quality Control and Quality Assurance

Scientists of management have been classified and named the systems that work in Space shuttle, Nuclear Power and Aviation field as a complex and critical systems. In this situation, maintenance and improvements can be supported by an approach which adapts methodologies and tools (Management Requirements). Man, products and business itself are the valuables in aviation field.Therefore aircraft (A/C) maintenance systems has been classified as complex and critical systems because of risk always around also the environment that compromised the accuracy, security and completeness of information and high level of technician{u2019}s training.The high cost of systems support aircraft maintenance and pressure to eliminate waste without adding risk to the operation is forcing Aircrafts maintenance companies to look at maintenance in a new way to improve performance and avoid loss of business.Training by Simulations is used for training in procedures that would be too dangerous or expensive to perform in real life. This kind of training is-used to train many professionals including pilots, military personnel, business managers, and health care professionals which considered an effective active-learning technique that encourages the application of knowledge and skills in real- world scenarios. Aviation was among the first fields to use simulation

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