How do you take a picture on this app

Jason needs to learn a new web tool. he went through his books to understand more about it. now he wants hands-on experience with using that tool. what would him? jason can use websites where workspace is provided to test the results of your code.

You have a small company and want to keep your costs low, but it is important your employees share data. which network would provide you with the most economical solution?

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