What is a domain controller
A domain controller provides centralized management of network devices, that is, domains. The controller stores all the information from the accounts and parameters of network users. These are security settings,…

Continue reading →

How to choose an antivirus
If important files disappeared without a trace from the computer, some programs began to work incorrectly, and when turned on, the system reports that the PC is completely blocked, there…

Continue reading →

How to create robots.txt correctly
Nowadays, the Internet has spread around the world. We are almost inconceivable our day without access to the Internet, where you can view a list of news, find the necessary…

Continue reading →

multifunctional

1 2 3 5

PC system unit: device and the role of the motherboard

System unit: internal content

The main component of any computer is thePC system unit, since it is in it that all the important elements and nodes are located, due to which the PC is able to fully function. The system unit is a metal box (case), “stuffed” with certain content. In particular, the system contains:

electronic circuits that control the operation of the PC (RAM, or OP, processor, motherboard, device controllers, and so on); Continue reading

What to do if the keyboard does not work on the computer

Why the computer keyboard does not work

Each computer user may have a keyboard problem, and in this case, you need to find the answer to the question: why the computer keyboard does not work and how to fix it. There are many different reasons that cause the keyboard to malfunction, but all of them can be divided into two categories: software reasons and hardware reasons. In simpler terms, either the keyboard itself is faulty, or the problem is caused by a failure in the operating system settings. Consider the most common “symptoms” of a problem. Continue reading

Why slows down video on a computer

Most often, malfunctions in the operating systems of Windows XP, Windows 7, Windows 8 are the result of hardware violations or software failures. The most common problem that users face is incorrect display and slowdown when playing videos. In this article we will talk about this problem and find out why the video slows down on the computer.

This is manifested in fading and jerking, and often extraneous “artifacts” appear on the screen. Sound in this case can be ahead of the picture or vice versa late. This problem is observed regardless of the quality of the video being played, whether it be HD or the simplest and most common SD quality format. Continue reading

1 2 3 5
How to increase site page loading speed
Why is it critical that the site runs as quickly as possible? Here are a few arguments in favor of the need to ensure high speed loading of web pages.…

...

How to create robots.txt correctly
Nowadays, the Internet has spread around the world. We are almost inconceivable our day without access to the Internet, where you can view a list of news, find the necessary…

...

How to connect a computer to WiFi
Some users are interested in the question of how to connect a computer to wifi - how difficult it is and whether it is possible at all. In fact, connecting…

...

History of the Internet
The history of the development of the Internet began in 1969, when for the first time it was possible to make communication between computers at the University of California and…

...