A(n) is a data validation rule that should be applied to mandatory data items.

Which of the following commands is more recommended while creating a bot?

Solve the following javafx application: write a javafx application that analyzes a word. the user would type the word in a text field, and the application provides three buttons for the following: - one button, when clicked, displays the length of the word.- another button, when clicked, displays the number of vowels in the word.- another button, when clicked, displays the number of uppercase letters in the word(use the gridpane or hbox and vbox to organize the gui controls).

The qwerty keyboard is the most common layout of keys on a keyboard