Golf from the 50-year-old Gary Player - to enjoy the golf you a lifetime (New Golf textbook) (1988) ISBN: 4140160535 [Japanese Import] (Japanese) Tankobon Hardcover. Available from these sellers. Customers who viewed this item also viewed.
up vote 12 down vote accepted. Scalability is the ability of a program to scale. For example, if you can do something on a small database (say less than 1000 records), a program that is highly scalable would work well on a small set as well as working well on a large set (say millions, or billions of records).
Usability is a measure of the interactive user experience associated with a user interface, such a website or software application. A user-friendly interface design is easy-to-learn, supports usersâ tasks and goals efficiently and effectively, and is satisfying and engaging to use. An interfaceâs level of usability can be measured by inviting intended users of the system to participate in a usability testing session.