sheet feeder
Also called cut-sheet feeder, a mechanism that holds a stack of paper and feeds each sheet into a printer one at a time. Sheet feeders are built into laser printers and are optional components for dot-matrix printers. Nearly all modern fax machines also come with sheet feeders, as do some optical scanners.
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- shell
(1) The outermost layer of a program. Shell is another term for user interface. Operating systems and applications sometimes provide an alternative shell to make interaction with the program easier. For example, if the application is usually command driven, the shell might be a menu-driven system that translates the user’s selections into the appropriate commands. […]
- shell enhancement
(n.) An enhancement made to a shell, or user interface, that affects the user’s experience with an application or operating system’s GUI. Shell enhancements often add functionality to the keyboard and mouse and menus, such as add-on toolbars and file managers, or can change the appearance of the interface to make elements like the desktop […]
- shift clicking
Clicking click a mouse button while holding the Shift key down. In Microsoft Windows and Macintosh systems, shift clicking enables you to select multiple items. Normally, when you select an item, the system deselects the previously selected item. However, if you shift click an item, the previously selected item(s) remain selected.
- shock rating
A numerical value given to computer equipment to indicate its durability when physically dropped or subjected to another force. Shock rating is typically described as the acceleration of gravity (G) over a given time, typically a millisecond (msec). For example, a shock rating of 100-200 Gs/1 msec, equivalent to a drop of less than a […]
- shopping cart
A shopping cart is a piece of software that acts as an online store’s catalog and ordering process. Typically, a shopping cart is the interface between a company’s Web site and its deeper infrastructure, allowing consumers to select merchandise; review what they have selected; make necessary modifications or additions; and purchase the merchandise. Shopping carts […]