- Microcomputer is the smallest general purpose processing system that can execute program instructions to perform a variety of tasks. They are further classified as personal computer and home computers. Normally it is a single user system.
- The Escape Key, which is marked ESC on most keyboards is basically used to exit or escape from programs and tasks.
- To go to previous sheet Ctrl + Pg Up shortcut is used.
- In computer networks, a proxy server is a server that acts as an intermediary for requests from clients seeking resources from other servers.