What is a request for proposal (rfp), and what is its purpose? (full paragraph with in-text citation. provide references)

An endless cycle of creation and response on the internet is called

Need ! will choose brainliest! discuss the role of abstraction in the history of computer software.

File i/o activity objective: the objective of this activity is to practice working with text files in c#. for this activity, you may do all code in the main class. instructions: create an app that will read integers from an input file name numbers. txt that will consist of one integer per record. example: 4 8 25 101 determine which numbers are even and which are odd. write the even numbers to a file named even. txt and the odd numbers to a file named odd. txt.