Dynamic memory is memory A) that will maintain storage even if ...

[sheilaspns]

Dynamic memory is memory
 
  A) that will maintain storage even if power is removed.
  B) that must be refreshed periodically or it will lose storage.
  C) whose data can never be altered.
  D) that maintains storage as long as power is applied.

Question 2

Which design characteristic distinguishes synchronous counters from asynchronous counters?
 
  A) Synchronous counters do not use J-K flip-flops.
  B) Synchronous counters never use the TOGGLE mode.
  C) The J and K inputs of each flip-flop in a synchronous counter are tied HIGH.
  D) A common clock is tied to the clock input of all flip-flops in a synchronous counter.

[braelync]

Answer to Question 1

B

Answer to Question 2

D

[sheilaspns]

Excellent

[xiaomengxian]

Gracias!