Answer:
C: disruptive technology era
Explanation:
There are five main stages in IT infrastructure era and the are, in order from the oldest to the newest; the mainframe and minicomputer era, the personal computer era, the client/server era, the enterprise era, and the cloud computing being the newest in the five stages eras of IT infrastructure.
Cause they make up half the population of the united states of america
Taking data and instructions from a user, processing the data as per instructions, and displaying or storing the processed data, are the four major functions of a computer. These functions are also known as the input function, process function, output function, and storage function, respectively.
Availability ,devices and applications, performance, security, scalability.
