21. a pfd is different from a bfd because it: a) is less detailed b) shows equipment and data c) uses only…

21. a pfd is different from a bfd because it: a) is less detailed b) shows equipment and data c) uses only blocks and arrows d) calculates yield directly

21. a pfd is different from a bfd because it: a) is less detailed b) shows equipment and data c) uses only blocks and arrows d) calculates yield directly

Answer

Brief Explanations:

A Process Flow Diagram (PFD) uses only blocks and arrows to represent the overall flow of a process, while a Block - Flow Diagram (BFD) may have more details. PFD focuses on the main process steps and flow direction.

Answer:

c) Uses only blocks and arrows