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  • Modem

    What is a Modem used for? A modem is the peripheral used to transfer information between several computers over a wire transmission medium (e.g. telephone lines). Computers operate digitally using binary language (a series of zeros and... Read more

    Computer
    October 16, 2008 at 09:43 AM
  • PDA (Organizer)

    Introduction to PDA's A PDA (Personal Digital Assistant, also called a pocket organizer) is a pocket computer composed of a processor, RAM (Random Access Memory), a touch sensitive screen, and network functions bundled in an extremely... Read more

    Computer
    November 1, 2012 at 04:14 PM
  • Periphery Equipment

    Periphery Equipment Concepts "Periphery equipment" is electronic equipment that can be plugged into a computer using one of its input/output interfaces (serial port, parallel port, USB bus, FireWire bus, SCSI interface, etc.), most... Read more

    Computer
    October 16, 2008 at 09:43 AM
  • Read-only memory (ROM)

    Read-only memory (ROM) There is a type of memory that stores data without electrical current; it is the ROM (Read Only Memory) or is sometimes called non-volatile memory as it is not erased when the system is switched off. This type of... Read more

    Computer
    November 1, 2012 at 04:15 PM
  • Serial Port and Parallel port

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

    Computer
    January 22, 2021 at 11:45 AM
  • The mouse

    Introduction to the mouse The mouse is a pointing device used to move a cursor on the screen and allowing objects to be selected, moved and manipulated using the buttons. The consistent action of pressing (clicking) on a button in order... Read more

    Computer
    October 16, 2008 at 09:43 AM
  • Object class and instance

    The concept of classes A class is the structure of an object, meaning the definition of all items that an object is made up of. An object is therefore the "result" of a class. In reality, an object is an instance of a class, which is... Read more

    Object-Oriented Programming
    October 16, 2008 at 09:43 AM
  • OOP - Inheritance

    The concept of Inheritance is specific to object oriented programming, where a new class is created from an existing class. Inheritance (often referred to as subclasses) comes from the fact that the subclass (the newly created class)... Read more

    Object-Oriented Programming
    January 15, 2021 at 04:41 AM
  • OOP - Polymorphism

    What is polymorphism in object oriented programming ? The word polymorphism comes from Greek and means having several different forms. This is one of the essential concepts of object-oriented programming. Where inheritance is related to... Read more

    Object-Oriented Programming
    January 14, 2021 at 08:37 AM
  • Introduction to object-oriented programming

    A new programming concept Extract from "Understanding Active X and OLE" by David Chappel "In the last 35 years, designers of computer hardware have gone from designing machines the size of a hangar to thin notebooks based on minuscule... Read more

    Object-Oriented Programming
    October 16, 2008 at 09:43 AM
  • Installing a network card

    Goal The goal is to set up a network in order to exchange data or play games on the network. Thus, it is necessary to install a network card on every computer that may become part of the LAN. The purpose of this tutorial is to help you... Read more

    Practical notes
    October 16, 2008 at 09:43 AM
  • Creating an audio CD from an MP3

    What is an MP3 file An MP3 file is a compressed audio file, i.e., a file that takes up less disk space due to a compression algorithm, and which can be read by programs that execute decompression algorithms. Legality The MP3 format is... Read more

    Practical notes
    November 12, 2012 at 03:30 PM
  • Sharing an Internet connection on Windows XP

    Advantages If you have a LAN (two or more computers connected in a network, i.e., each has a network card), of which one is connected to the Internet (via a modem, cable, etc.), it may be worthwhile to make the Internet accessible to... Read more

    Practical notes
    October 16, 2008 at 09:43 AM
  • Installing the Tiny Personal Firewall

    Interest of a firewall When a computer is connected to the Internet (or to any network), it is a potential target for attacks. Numerous data packets are sent at random by hackers in order to locate machines connected to the network.... Read more

    Practical notes
    September 11, 2012 at 09:27 AM
  • Installing a VPN server on XP

    Interest of a VPN Setting up a virtual private network allows you to connect remote computers in a secure fashion via an unreliable (Internet) connection, as if they were on the same LAN. This procedure is used by many companies in... Read more

    Practical notes
    October 16, 2008 at 09:43 AM
  • alg - alg.exe

    alg - alg.exe The process alg.exe (alg stands for Application Layer Gateway) is a generic Windows NT/2000/XP process which manages the third-party Internet Connection Sharing protocol, and, if need be, your firewall. The process alg is... Read more

    Windows processes
    October 16, 2008 at 09:43 AM
  • ascv - ascv.exe

    ascv - ascv.exe The presence of the process ascv.exe (ascv) may indicate the presence of a Trojan horse. How do you get rid of ascv.exe? Here is a list of teps to help you disinfect your machine and learn about the mechanisms of... Read more

    Windows processes
    October 16, 2008 at 09:43 AM
  • ati2evxx - ati2evxx.exe

    ati2evxx - ati2evxx.exe The process ati2evxx.exe (ati2evxx stands for ATI External Event Utility EXE Module) is a process which enables shortcut keys for accessing the control panel of ATI graphics cards. The ATI control panel, found in... Read more

    Windows processes
    October 16, 2008 at 09:43 AM
  • bpk - bpk.exe

    bpk - bpk.exe The presence of bpk.exe (bpk) indicates the presence of a keylogger, a malware program which records your passwords without your knowing. How do you get rid of bpk.exe? Here is a list of tips to help you disinfect your... Read more

    Windows processes
    October 16, 2008 at 09:43 AM
  • ccmexec - ccmexec.exe

    The process ccmexec or ccmexec exe (Microsoft SMS Agent Host ) is part of the Microsoft SMS (Systems Management Server) suite, which is mainly used to distribute software patches to the machines on a network. The file that corresponds... Read more

    Windows processes
    January 27, 2021 at 04:55 AM