Which of the following payment types require you to pay upfront? me plzs

Requirement types discussed during software development include functional and color scheme nonfunctional and code style constraint and nonfunctional fashionable and functional.

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

Retype the statements, correcting the syntax errors. system. out. println("num: " + songnum); system. out. println(int songnum); system. out. println(songnum " songs"); note: these activities may test code with different test values. this activity will perform two tests: the first with songnum = 5, the second with songnum = 9. see how to use zybooks.