A need is anything which is essential for survival. Everything else than need falls into the category of want which is inessential for basic survival but is usually required for the fulfillment of desires.

Median is calculated by determining the middle or average of middle values in the sorted list of numbers. Average is calculated by adding all the numbers in the list and then dividing this number with the...

Operating Systems, shortly OS is an intermediate between the computer hardware and users. It is a collection of software which manages the computer hardware resources and provides common services for computer...

Forging and casting are two different techniques used for transforming metal materials into the desired form in context to shape and size. Forging makes use of compressive forces, whereas casting makes use of...

Sacrifice is about giving up something. It is mostly not driven by any form of selfishness. On the other hand, compromise is a kind of settlement where a person reduces or lowers the demand. Unlike compromise...