The Portable Operating System Interface (POSIX) is an example of a(n):

In Excel, optional arguments in functions are surrounded by ________

A) { } B) | | C) ( ) D) [ ]

With this approach only a small piece of the application is installed on the end user device. Just enough for the end user device to be recognized as an authorized user. This only requires just a small portion of the application to be downloaded.

A. Virtual NIC B. virtual application streaming C. container virtualization D. virtual desktops