- CPU (Central Processing Unit):
- Often confused with the computer itself. The CPU is the "brain" of the computer responsible for executing instructions and performing calculations.
- RAM (Random Access Memory):
- Sometimes thought of as permanent storage. RAM is temporary memory used by the computer for active processes and tasks.
- Hard Drive vs. SSD(Solid State Drive):
- Hard Drives (HDD) and Solid State Drives (SSD) are different types of storage with HDDs using spinning disks and SSDs using flash memory.
- Operating System:
- The OS is the core software that manages hardware and provides services for computer programs.
- Firewall:
- A firewall is a software or hardware-based security system that monitors and controls incoming and outgoing network traffic.
- Malware:
- Malware is a broad term for any malicious software, including viruses, spyware, adware, and other harmful programs.
- Driver:
- A driver is a software component that enables communication between the operating system and a hardware device.
- Router vs. Modem:
- Often used interchangeably. A modem connects to the internet service provider, while a router manages the local network and directs traffic between devices.
- Backup:
- Neglecting the importance until data loss occurs. Creating copies of important data to prevent loss in case of hardware failure, accidental deletion, or other issues.
- BIOS/UEFI:
- Basic Input/Output System (BIOS) or Unified Extensible Firmware Interface (UEFI) is firmware that initializes hardware during the boot process.
- Defragmentation:
- The process of reorganizing and optimizing the storage of files on a hard drive to improve access speed.
- LAN vs. WAN:
- Local Area Network (LAN) refers to a small network within a limited area, while Wide Area Network (WAN) covers larger geographical areas.