How can a phototransistor be utilized as a normally open digital input?

What is the default file for a word document? How are the printers catogorised based on their working technology? Is blue-host is Officially Recommended Host By WordPress. org? How do you decode the numbers on a vehicle data plates? What is neural schema? How much time can you save by using functions in spreadsheet? How do you read your e-books on your kindle? Is connecting a switch in Ethernet Lan is beneficial? What is strategic focus of dell? Is there a performance difference between having 2GB of RAM than 4GB? You need to measure one gallon of oil out of a barrel but only have a three gallon container and a five gallon container how do you do it? After entering MS DOS cmd netstat it reveals multiple active connections are these hackers? Most babies are ready to start solid food when? What operating system runs on the iMac G4? Is it possible to make PST of outlook accessed through web-mail? How many levels of data validation in ACCESS? After installing update of dot net framework 3.5 on your windows vista PC trade tiger software from Sharekhan has stopped working? What are the effects of intentional virus settings? What does Threshold do in Photoshop? Where can you find locations for CompUSA?