If you want to ensure that a user enters numeric data, you should use techniques that provide the means for your program to recover from the mistake. Question 12 options: decision looping exception-handling error-handling

Idon’t know this one

In windows explorer, select the file, folder, or groups of files and folders you'd like to copy. you can select multiple files or folders in several ways: click the first file or folder you want to select, hold down the ctrl key, and then click each additional file or folder you want.

The generation we're in influences the idea greatly