The latest columns by Elena Keracheva

  • How to make an RJ45 crossover cable: steps, tools

    A network card may have several types of connectors, with the most common being an RJ45 connector and a BNC connector (coaxial cable). In this article, we talk about the RJ45 ethernet crossover cable, as it is the most widely used.

  • What is the WiMAX technology: vs WiFi, LTE

    What is WiMAX? WiMAX stands for Worldwide Interoperability for Microwave Access. It is a metropolitan wireless standard created by Intel and Alvarion in 2002 and ratified by the IEEE (Institute of Electrical and Electronics Engineers) under the name IEEE-802.16. More precisely, WiMAX is the commercial designation that the WiMAX Forum gives to devices that conform to the IEEE 802.16 standard to ensure a high level of interoperability among them.

  • What are serial and parallel ports and how do they work?

    Every computer is built with tons of different ports that perform various functions. Two of the most important types of data trans are serial ports and parallel ports. This article discusses the differences and similarities between the two types of ports.

  • PlayStation 4: tips and tricks

    Even though we are in the era of the Next-Gen consoles and although the PlayStation 5 has officially been released, the PlayStation 4 is still a console that has a great variety of services and features that facilitate and make its use a truly memorable experience, especially if we consider that the PS5 is still not readily available to purchase! In this article, we made a compilation of the tricks that further expand its possibilities.

  • A brief history of Microsoft Windows: timeline, versions

    Windows is the operating system sold by the Seattle-based company Microsoft. Microsoft, originally christened "Traf-O-Data" in 1972, was renamed "Micro-soft" in November 1975, then "Microsoft" on November 26, 1976. Microsoft Windows has over 90% of the Market share for personal computers. Read on to discover the fascinating and successful history of Microsoft Windows!

  • MS-DOS most common commands list

    MS-DOS (Microsoft Disk Operating System) is an OS for x86-based personal computers. After having been the head OS for IBM PC-compatible computers in the 1980s, it was gradually replaced by operating systems with a graphical user interface. Today, there are many MS-DOS games available online for retro games fans.