21. A set of well-defined procedures based on mathematical and geometric formulas for solving a problem in a finite number of steps is called:

A. a permutation
B. an algorithm
C. arithmetic logic
D. a geometric model
E. None of the above

22. A flexible manufacturing system may be:

A. an automated assembly line
B. expensive to alter
C. very difficult to change when new products are introduced
D. All of the above.
E. None of the above

23. Which of the following elements can be used with a TI510 FC?

A. Drum timer
B. Metronome
C. Cymbal timer
D. Flashing light
E. None of the above

24. For a type 0 system, the steady-state:

A. error for a step input is always zero
B. error for a velocity input is always zero
C. input for acceleration input is always non-zero
D. (a) and (c)
E. None of the above

25. An assembly language instruction:

A. is written in ones and zeros
B. corresponds to one computer operation
C. does not require knowledge of the computer design
D. All of the above
E. None of the above