The important components of a computer are the CPU, memory, graphics adapter, storage system and power supply. The motherboard connects these components together inside the case. Outside the case, the input system includes a keyboard and mouse, and the output display is usually a monitor.Continue Reading
Computers may also have expansion cards, such as sound cards or network adapters. In many cases, however, this functionality is included in the motherboard's chipset, and separate cards are not necessary.
Storage takes many forms in a computer. Typically, computers use at least one magnetic hard drive, and an optical drive for reading CDs and DVDs is a popular addition. Flash memory-based solid-state hard drives offer significant performance gains, but can be expensive.Learn more about Computers & Hardware
Computer memory works as an interaction between various parts of the computer, including the central processing unit, secondary disk storage and random access memory (RAM). Using memory is the way the computer stores data so that it can quickly be received and processed to carry out functions.Full Answer >
The four main components of a computer system are input devices, output devices, processing devices and the storage devices used to store data within the computer system. These are the hardware components of a computer system; software is a set of digital instructions for the computer stored in the memory.Full Answer >
The motherboard, hard disk drive, keyboard and power supply unit are the major parts of a computer. Computers are available in two main sizes, portable and desktop. Examples of portable computers include notebooks, laptops and handheld computers.Full Answer >
Cache memory refers to high-speed memory in the central processing unit, or CPU, of a computer that allows the CPU to retrieve data quickly from the Internet. The CPU is a key piece of hardware within a computer that aids in the basic operation of the machine.Full Answer >