Keyphrases
- operating system
- petri net
- computer systems
- petri net model
- discrete event systems
- colored petri nets
- sequence diagrams
- fuzzy petri net
- virtual machine
- higher education
- distributed systems
- learning analytics
- service composition
- stochastic petri net
- learning process
- input output
- databases
- ims ld
- virtual memory
- operating environment
- learning environment
- multi tasking
- learning design
- programmable logic controller
- application programs
- fuzzy logic
- e learning