Home / CSE / Automation System :: Section 3

CSE :: Automation System

  1. An operating system:

  2. A.
    can help reduce software development time
    B.
    provides ability for other programmers to understand the software structure
    C.
    is useless in most control applications
    D.
    All of the above
    E.
    None of the above

    View Answer

    Workspace

    Discuss Discuss in Forum


  3. A programmable controller:

  4. A.
    can be used on more than one machine during its lifetime.
    B.
    can be reprogrammed in the field
    C.
    requires considerable training before it can be used
    D.
    (a) and (b) above
    E.
    None of the above

    View Answer

    Workspace

    Discuss Discuss in Forum


  5. A LISP environment consists of a language, a programming environ¬ment, and:

  6. A.
    random-access storage
    B.
    a processor
    C.
    a large address
    D.
    a set of functions
    E.
    None of the above

    View Answer

    Workspace

    Discuss Discuss in Forum


  7. What Is a process variable?

  8. A.
    A manipulated variable
    B.
    A controlled variable
    C.
    A process parameter that changes value
    D.
    All of the above
    E.
    None of the above

    View Answer

    Workspace

    Discuss Discuss in Forum


  9. Time proportioning control:

  10. A.
    can be used on a PM550 programmable process controller
    B.
    is less efficient than normal PID control
    C.
    cannot use a TM990 micro¬computer
    D.
    a and b above.
    E.
    None of the above

    View Answer

    Workspace

    Discuss Discuss in Forum


  11. What is the process lag?

  12. A.
    The time it takes for the sensor to respond to a changed.
    B.
    The lag in the error signal when the setpoint is changed.
    C.
    The time it takes for the mass of the process to respond to an input change.
    D.
    All of the above
    E.
    None of the above

    View Answer

    Workspace

    Discuss Discuss in Forum


  13. If the present value in a timer in the TI510 is 8, how many milliseconds is required from the time the timer is started until the output is enabled?

  14. A.
    18.0
    B.
    133.36
    C.
    149.88
    D.
    1275.41
    E.
    None of the above

    View Answer

    Workspace

    Discuss Discuss in Forum


  15. The two types of relays in a PC are:

  16. A.
    an output relay and a control relay
    B.
    a control relay and a retentive relay
    C.
    a retentive relay and a non-retentive relay
    D.
    All of the above
    E.
    None of the above

    View Answer

    Workspace

    Discuss Discuss in Forum


  17. A common way to take x, y coordinates off a drawing is to use a

  18. A.
    light pen
    B.
    digitiser
    C.
    Direct view storage tube (DVST)
    D.
    Tablet
    E.
    None of the above

    View Answer

    Workspace

    Discuss Discuss in Forum