Which principle was applied to form the OSI model? A. A layer is created only when a different level of abstraction is required. B. A layer should use a set of protocols to exchange data. C. There should be fewer layers for the model to work efficiently. D. The protocols working at each layer should use a particular port number.

An excel which cell contains =b2 is copied to row below, the same column. what will be the new cell's content

Amain idea is supported, explained, or expanded on with a numbers b. a concluding statement c. details d. a topic sentence. im e paragraphs reset nex next

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.