Explain the difference between external, internal, and conceptual schemas. How are these different schema layers related to the concepts of logical and physical data independence?

When using a public computer or network, you should always

What is the difference between the internet and the world wide web?

To move a file or folder in microsoft windows, you can click and hold down the left mouse button while moving your mouse pointer to the location you want the file or folder to be, which is also known as.