Your principal has hired you to design a drone that can monitor students in the hallways. Before you brainstorm design ideas, you ask your principal if he has any specific needs for this drone. You are in which phase of the engineering design process?

Dave has to create animations for a game. which tool can dave use?

Which factor is the most important when choosing a website host? whether customers will make secure transactions the number of email accounts provided the purpose of the website the quality of the host control panel

Write a program that asks the user to enter the name of an input file. if the file does not exist, the program should prompt the user to enter the file name again. if the user types quit in any uppercase/lowercase combinations, then the program should exit without any further output.