Or it can be given an internal name (volume label). The volume label can be composed of 1to 11 characters. The user can name it or skip. But if the command Format under MS-DOS is applied to format disk, the system will not remind the user to input the original volume label unless the format process is finished.
Basic needs refers to those fundamental requirements that serve as the foundation for survival.
A requirement is a capability that a product must possess to ultimately satisfy a customer need or objective. A requirement tends to be more granular, and is written with the implementation in mind. Feature: A feature is a set of logically related requirements that allows the user to satisfy an objective. A feature tends to be a higher-level objective than a requirement.