In an electrical, computer or storage system, active components are those that require electrical power to operate. This could include the power supply, fans, storage device, transistors, diodes and other integrated circuits but would exclude system components such as the chassis, capacitors or enclosures that do not require electrical power to operate (called passive components).
- active content
- active data
Refers to data that is visible to the system’s operating system or the application software with which it was created. Active data is accessible without modification or reconstruction, and would exclude data not stored on a local storage media or device. The term active data may also be used to describe only the data that […]
- active hyperlink
A hyperlink is considered to be an active hyperlink from the time a user presses and releases the mouse button when clicking on the hyperlink. When designing a Web page, you can choose a font color to represent active hyperlinks.
- active impostor acceptance
(n.) In a biometric security system, when an impostor intentionally submits a modified or forged biometric sample as that of an authentic enrollee with the purpose of gaining access to a system using the enrollee’s identity. The forged sample is compared to the enrollee’s reference template. Active impostor acceptance implies that the impostor successfully gains […]
- active matrix display
A type of flat-panel display in which the screen is refreshed more frequently than in conventional passive-matrix displays. The most common type of active-matrix display is based on a technology known as TFT (thin film transistor). The two terms, active matrix and TFT, are often used interchangeably.