When a computer is running multiple programs concurrently, what is the program that is in the foreground called?

If you have a lien on your vehicle, you cannot apply for a duplicate copy of your vehicle’s certificate of title. true or false

Auniform resource locator (url) is a formatted string of text that web browsers, email applications, and other software programs use to identify a particular resource on the internet. true false

Can someone work out the answer as it comes up in one of my computer science exams and i don't understand the cryptovariables