Principles of operation and components of a personal computer

The role of information in the modern world

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A computer is a universal tool for information processing. It can solve almost all your tasks, only three components are needed:

Hardware is a complex of technical devices of a computer.
Software (Software, Software) is a set of programs, where a program is a set of instructions according to which the hardware works, and the purpose of each program is to solve a user’s task.
Knowledge (Brainware). The User (a person who uses a computer […]

Processor

The most important element in a computer, its “brain”, is a microprocessor – an electronic circuit that performs all calculations and information processing (Fig. 2). The speed of its operation largely determines the speed of the computer.

At first glance, the processor is just a silicon crystal grown using a special technology.

However, this pebble contains many separate elements – transistors, which together endow the computer with the ability to “think”.

The processor consists of several important parts: the actual processor is a […]

The 5 Best Firefox Extensions for a Web Developer

Since the Firefox browser was born, disputes over which of the browsers is better have not subsided on the Internet. Judging by the site statistics marketshare.hitslink.com now 80% will prove that Inernet Explorer is the best, 13% – that there is nothing better than Firefox, well, the remaining 7% will praise Opera, Safari and other creations for “comfortable spending time on the Internet.”

And only among web developers – complete silence! Because they know that the best browser is Firefox.

And they […]

analyzing network protocols has become more convenient

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ProLAN has developed ProMirroring technology, which simplifies the use of any network protocol analyzer in a switched network. The technology is supported by all products of the SLA-ON family, including the free QuTester+ program, and can be effectively used in switched networks based on equipment from Zyxel, 3Com, Allied Telesis, Cisco Systems and others.

 

Today network protocol analyzers are effectively used by IT departments and information security departments to solve a wide range of tasks. With their help, you […]