| A method of processing data in large batches without user interaction |
Large, powerful, and expensive computers used primarily by large organizations for critical applications |
| A device that allows users to interact with a mainframe through a text-based interface |
The process of creating a virtual version of computing resources to improve efficiency and flexibility |
| The ability of a mainframe system to remain operational without interruption for long periods |
The simultaneous execution of multiple tasks to increase performance and efficiency |
| A centralized facility used to house mainframe computers and other networking equipment |
Older mainframe systems that are still in use due to their critical functions and high reliability |