Define an abstract class called abstractfunction' that implements the function interface. it should implement printname0 method. the method compute() should be defined as abstract

Apower user needs you to install a second type of operating system on his computer to increase efficiency while running some specialized software programs. which installation technique should you use?

Ryan is working on the layout of her web page. she needs to figure out where her header, navigation bar, text, and images should go. what technique can her?

Write a program that prompts the user to input a string. the program then uses the function substr to remove all the vowels from the string. for example, if str = "there", then after removing all the vowels, str = "thr". after removing all the vowels, output the string. your program must contain a function to remove all the vowels and a function to determine whether a character is a vowel.