This technology creates another layer of cache between the ARC (Adaptive Replacement Cache) and the hard disk drives. Called L2ARC (Second Level Adaptive Replacement Cache), it contains data that was ...

Every peripheral device (keyboard, modem, monitor, etc.) requires a control circuit that interfaces with the computer's processor (CPU). These circuits are either built into the chips on the ...

An input device responds to changes in the environment and produces a suitable electrical signal for processing in an electronic circuit. In all input devices, other forms of energy are transformed ...

Assessing any investment in storage is a question of balancing cost, performance and capacity. We look at some of the most useful storage performance metrics – capacity; throughput and read/write; ...

Merging multiple microprocessors with high-speed optical networks has been considered a promising strategy for the improvement of overall computation power. However, the loss of the optical ...

Input devices, like a keyboard, allow us to put raw data in a computer which it processes to produce outputs. Input devices can be manual or automatic. Used as an alternative to a mouse. To operate it ...

Every five years since 1960, the Ministry of Economy, Trade and Industry has carried out a joint project through its Research and Statistics Department with prefectural Bureaus of Economy, Trade and ...