Author Question: A 7490, configured to count 0 to 4, and a 7493, configured to count 0 to 10, are connected so that ... (Read 237 times)

renzo156

  • Hero Member
  • *****
  • Posts: 526
A 7490, configured to count 0 to 4, and a 7493, configured to count 0 to 10, are connected so that the Q3 output of the 7490 is wired to the input of the 7493. What is the modulus of the total circuit?
 
  A) MOD-44 B) MOD-40 C) MOD-50 D) MOD-55

Question 2

Which logic function can be implemented by connecting an inverter to the output of an AND gate?
 
  A) AND B) NAND C) OR D) NOR



mathjasmine

  • Sr. Member
  • ****
  • Posts: 312
Answer to Question 1

D

Answer to Question 2

B



Related Topics

Need homework help now?

Ask unlimited questions for free

Ask a Question
 

Did you know?

The familiar sounds of your heart are made by the heart's valves as they open and close.

Did you know?

Though the United States has largely rejected the metric system, it is used for currency, as in 100 pennies = 1 dollar. Previously, the British currency system was used, with measurements such as 12 pence to the shilling, and 20 shillings to the pound.

Did you know?

Automated pill dispensing systems have alarms to alert patients when the correct dosing time has arrived. Most systems work with many varieties of medications, so patients who are taking a variety of drugs can still be in control of their dose regimen.

Did you know?

All patients with hyperparathyroidism will develop osteoporosis. The parathyroid glands maintain blood calcium within the normal range. All patients with this disease will continue to lose calcium from their bones every day, and there is no way to prevent the development of osteoporosis as a result.

Did you know?

The most dangerous mercury compound, dimethyl mercury, is so toxic that even a few microliters spilled on the skin can cause death. Mercury has been shown to accumulate in higher amounts in the following types of fish than other types: swordfish, shark, mackerel, tilefish, crab, and tuna.

For a complete list of videos, visit our video library