Question: Write a Z schema called SELF_TEST that tests the hardware components of the insulin pump and sets the value of the state variable HardwareTest?. Then

Write a Z schema called SELF_TEST that tests the hardware components of the insulin pump and sets the value of the state variable HardwareTest?. Then modify the RUN schema to check that the hardware is operating successfully before any insulin is delivered. If not, the dose delivered should be zero and an error should be indicated on the insulin pump display.

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