At which point on a computer's I/O system would a three-state ...

[soccerdreamer_17]

At which point on a computer's I/O system would a three-state octal buffer be needed?
 
  A) where an input device connects to the computer's data bus
  B) where the data bus connects to the computer
  C) where an output device connects to the computer's data bus
  D) where one data bus must fan out to several output devices

Question 2

What type of special logic design is used on the outputs of an octal buffer?
 
  A) NMOS logic B) three-state logic
  C) ECL logic D) open-collector logic

[ky860224]

Answer to Question 1

A

Answer to Question 2

B

[soccerdreamer_17]

Thanks for the timely response, appreciate it

[coreycathey]

TYSM