What feature do all shift registers have? A) parallel outputs ...

[Hungry!]

What feature do all shift registers have?
 
  A) parallel outputs B) left/right shift capability
  C) parallel inputs D) serial input and output

Question 2

What does the instruction SUBB A, Rn do?
 
  A) It subtracts the contents of Register Rn and borrows from the accumulator and places the result in the accumulator.
  B) It subtracts the contents of Register Rn and borrows from the memory and places the result in the accumulator.
  C) It subtracts the contents of accumulator and borrows from the register and places the result in the accumulator.
  D) It subtracts the contents of memory and borrows from the accumulator and places the result in the accumulator.

[ryansturges]

Answer to Question 1

D

Answer to Question 2

A

[Hungry!]

Thank you!

[ryansturges]

Always glad to help...