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1. Keyboards that use mechanical switches for each individual key, providing a tactile and audible feedback when pressed.
2. A device used for entering a personal identification number (PIN) to gain access to a secure system or perform a transaction.
3. A device used to dissipate heat away from a component, such as a CPU, by increasing its surface area.
4. The process of capturing an image of a document using a document scanner.
5. A method of making secure payments using a contactless-enabled card, mobile device, or wearable without the need to physically swipe or insert the card into a terminal.
6. A device that uses one or more pens to draw continuous lines on paper, used for producing high-quality graphics or CAD drawings.
7. The component of a document scanner that captures the image of a document.
8. A device that projects visual output onto a surface, such as a wall or screen.
9. Capable of detecting or responding to touch or pressure, often used to describe surfaces or devices that can be controlled by touch input.
10. A device that reads data from a magnetic stripe on a card or document.
11. The physical size and shape of a motherboard, which determines its compatibility with computer cases and other hardware components.
12. A hand-held pointing device used to control the cursor on a computer screen by moving it across a flat surface and pressing buttons.
13. Slots on a motherboard where expansion cards, such as graphics cards, sound cards, and network cards, can be inserted to enhance the functionality of the computer.
14. The delay between the time a memory request is made and the time the data is accessed, measured in nanoseconds.
15. Related to the sense of touch
16. In cache memory, a hit occurs when the requested data is found in the cache.
17. A technique that uses a portion of the computer's hard drive as an extension of RAM, allowing the system to run more programs simultaneously.
18. A method of verifying the PIN on a chip and PIN card without requiring an online connection to the card issuer's server. It enhances security by reducing dependence on network availability.
19. Point of Sale terminal, a device used to process payments at retail locations.