Which type of loop is best in each situation? For or While : You know ahead of time how many passes you wish to make through a loop.

For or While : You do not know ahead of time how many passes you wish to make through a loop.

How many nibbles can be stored in a 16-bit word?

Why would a business likely use a java applet - to back up their data files for the business - to create a program that a customer can launch in their web browser - to create music on a powerpoint presentation - to organize files on their company directory

Can someone work out the answer as it comes up in one of my computer science exams and i don't understand the cryptovariables