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A hard drive is a device that stores Data on a hard disk. A hard disk is a round, metal platter that holds data in magnetically encoded form. A hard drive can store more data than a floppy disk or a CD-ROM. Understanding Hard Drives A hard drive is a device used to store and … Read more

A power supply is a device that provides power to an electrical system. It can be either a stand-alone device or part of a larger system. The power supply converts AC or DC power from a source into the correct voltage and current required by the system. The power supply may be regulated or unregulated. … Read more

A video graphics array (VGA) port is a three-row 15-pin DE-15 connector found on many video cards, Computer monitors, and some high-definition television sets. VGA connectors and cables carry analog component RGBHV (red, green, blue, horizontal sync, vertical sync) video signals. The VGA port is also sometimes referred to as a DB-15 connector or an … Read more

Random access Memory (RAM) is a type of computer Memory that can be accessed randomly; that is, any byte of Memory can be accessed without touching the preceding bytes. RAM is found in servers, personal computers (PCs), laptop computers, and other devices, such as Printers. In general, RAM refers to volatile Memory, meaning it does … Read more

A motherboard is the main printed circuit board (PCB) in a computer. It holds many of the crucial electronic components of the system, such as the central processing unit (CPU) and memory, and provides connectors for other peripherals. The term “motherboard” is used to describe the main PCB in a wide range of electronic devices, … Read more

A CPU is the portion of a computer system that carries out the instructions of a computer program, and is the primary element carrying out the computer’s functions. The central processing unit carries out each instruction of the program in sequence, to perform the basic arithmetical, logical, and input/output operations of the system. The “Central … Read more

There are three main components of computer hardware: the central processing unit (CPU), the Memory, and the input/output (I/O) devices. The CPU is the “brain” of the computer. It consists of the ALU, the control unit, and the registers. The ALU is responsible for performing arithmetic and logical operations, while the control unit manages the … Read more