Cunningham Air pollution:
Good recent development, over the past 30 years air pollution has been getting better
in most major cities in North America, Japan and Europe. however in the
developing world it got a lot worse especially China is very bad.
Week 1 Assignment:
One example of technology within police departments is the Searchcam 2000 IR, which allows
law enforcement to observe, listen and record tactical situations from a distance. Another
example of technology is two-way radios that al
In a computer, operating systems direct the computer to what it should be doing. The
operating system is what determines how the hardware elements are going to interact with the
application programs. Application software is what allows people to wo
Analog and Digital signals are used to transmit voice and data communications. For
example, voice communications are what allow you to hear voices and songs through the radio.
The radio stations are examples of voice data that is being transmitted