Computer broadly consists of software and hardware. Computer hardware comprises of the physical parts of a computer; the part of a computer you can see or touch. Whereas the software of a computer is collection of written programs that make the hardware functioning.
Basic hardware components of a computer are as follows:
PC case also known as Cabinet, Box, system unit, etc is the metal enclosure, which houses and mounts motherboard, power supply and drives. Cases come in two different styles of tower and desktop. Tower is more popular now a days. PC case consists Central Processing Unit (CPU), hard disk / solid-state drive, motherboard, network interface controller, power supply, Random-Access Memory (RAM), sound and video card.
Removable Data Storage:
Removable storage is basically used to transfer data. These devices are can be removed without switching off power. Some commonly used removable external storage are optical disks, magnetic tapes, memory cards, USB drives, external hard drives, etc.
Data ports are ports which help in exchanging data between computer and peripherals. Examples of data port are as follows Ethernet, FireWire, USB, Thunderbolt, etc.
Input /Output Peripherals:
Speeds of hard drive, range from 7200 to 15000 rpm. If the drive rotates faster, then the transfer rate is higher. But, the fast rotating drives gets heated up faster and makes more noise.
USB Data Recovery
External data devices like USB flash drives can lose stored data if you improperly eject the drive. You might abruptly pull the USB drive and realise the data is missing. To recover important USB data, read the above link that provides easy restoration procedures.
How Can I Restore My External Hard Drive Data
This is a very frequently asked question. Users mistakenly format entire hard drive, while trying to format another partition. As formatting erases all the content of a partition or drive, important data would be lost. To retrieve hard drive data from the external disk, follow the simple recovery steps.
How to Recover Data from a Crashed Hard Drive
Severe virus attack can crash your computer's hard drive. A crashed hard disk malfunctions and stored data cannot be accessed properly. Hard drive can crash due to other reasons like improper shut down or MBR corruption. To understand and learn more about crashed hard drive data recovery follow the above link.