Reliability Testing 22 Computer software 20 Reliability (Engineering) 20 Computer systems 15 Integrated circuits 15 Quality control 15 Electric power systems 13 Electronic apparatus and appliances 13 Evaluation 12 Fault-tolerant computing 11 Mathematical models 11 Computers 10 Design and construction 10 Computer networks 9 Computer security 9 Electronic digital computers 9 Management 8 Semiconductors 8 Machinery 7 Failures 6 Statistical methods 6 Automatic control 5 Automobiles 5 Computer-aided design 5 Defects 5 Equipment and supplies 5 Materials 5 Mathematics 5 System failures (Engineering) 5