Bus contention occurs when _______ A) two or more devices ...

[luvbio]

Bus contention occurs when _______
 
  A) two or more devices attempt to drive a shared signal line to different logic levels
  B) two or more devices attempt to drive a shared signal line HIGH
  C) two or more devices attempt to drive a shared signal line LOW
  D) the inputs of two or more devices exceed the fanout of a device driving shared signal line

Question 2

A multiplexed bus ________.
 
  A) uses bus arbitration B) has sources
  C) has acceptors D) All of the above

[bubulittle310@msn.cn]

Answer to Question 1

A

Answer to Question 2

D