Does anyone know anything about the difference between analog and digital signals? I don't understand it and I have to write an entire essay about it. Any information would help.

What are procedures that keep a data base current

How do we use the sumif formula (when dealing with different formats) ?

Create a class named majors that includes an enumeration for the six majors offered by a college as follows: acc, chem, cis, eng, his, phys. display the enumeration values for the user, then prompt the user to enter a major. display the college division in which the major falls. acc and cis are in the business division, chem and phys are in the science division, and eng and his are in the humanities division. save the file as majors.java.