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  1. Energy

    … later use. Applications of Energy include powering devices, moving machinery, heating and cooling systems, …
  2. Basic Input/Output System

    … computer hardware and higher-level software, ensuring that devices are recognized, configured, and accessible before … hardware, including CPU , memory modules, storage devices, and peripheral controllers. After verification, it … BIOS initializes system configuration and enumerates devices. BIOS locates a bootable device using MBR or …
  3. Alternating Current

    … AC continuously changes polarity and magnitude, allowing devices such as transformers to step voltage up or down …
  4. Battery

    Battery /ˈbætəri/ noun … “Device that stores chemical energy and provides electrical … battery_voltage = 9 circuit.connect(battery_voltage) device.power(circuit.output) Here, the battery provides DC voltage to power the device through the connected circuit. Conceptually, a …
  5. Wear Leveling

    … is a technique used in non-volatile memory devices, such as Flash storage and SSDs, to prevent …
  6. Authorization

    … process of determining what actions an authenticated user, device, or system can perform on a resource. It comes after …
  7. Authentication

    … is the process of verifying the identity of a user, device, or system before granting access to resources. It …
  8. Partition Table

    … Partition Table is a data structure on a storage device that defines the organization and layout of disk … systems and data management schemes on the same physical device. See MBR , GUID Partition Table , Disk …
  9. ACK

    … completion of a step in the TCP handshake. Whenever a device receives data, it sends an ACK packet back to the … Data Confirmation: Signals that the receiving device successfully got the transmitted segment. Part …
  10. Hard Disk Drive

    … , short for Hard Disk Drive , is a type of data storage device that uses rotating magnetic disks (platters) to store … ROTA=1 indicates a rotational device (HDD) NAME ROTA TYPE SIZE MOUNTPOINT sdb 1 …