Well GPS works by sending a signal into space that gets a satellite to pin you on earth. So if you trying to turn off the ringer wile in school you would have to make a app that gets the satellite to pin you on the map then say if your in school or in like a 5 mile radius of your school to tell the app to turn off your ringer on your phone.
Your app would need;
Your Schools location, Your location, Your ringer state(On/Off), And it would need if you have school they day(Like on the weekend).
Then you just have to put it together
Page up and page down keys fall under the DIRECTION
keys category
Answer:
b. data entry slows as every INSERT , UPDATE, or DELETE statement must also update every index.
Explanation:
This process help to improve the speed of get data , it takes each element in the indexed column and save the location to get faster the data. But if you index every attribute in a table it going to take a lot of time locating each column in the respective index in each query(update, delete and insert). For that reason is necesary be carefull with this process and only put index in the relevant columns
Email and cookies need SSL. Other options do not need SSL
The main advantage is the security, the pan is a personal network of one or two person so there is no risk of any leak of data, best way to share resources each other via bluetooth
