Answer:
1.International Business Machines (IBM), is a global technology company that provides hardware, software, cloud-based services and cognitive computing..
2. Wi-Fi is a type of wireless networking technology. It enables you to connect your device to the Internet without any cables. You can set up Wi-Fi in your home or connect to public Wi-Fi.
3. ATX (Advanced Technology eXtended) is a motherboard and power supply configuration specification developed by Intel in 1995 to improve on previous de facto standards like the AT design. ... Dimensions of a full-size ATX board are 12 × 9.6 in (305 × 244 mm), which allows many ATX chassis to accept microATX boards.
4. A floppy disk drive, also called FDD or FD for short, is a computer disk drive that enables a user to save data to removable diskettes.
5. A DVD or Digital Versatile Disc is a type of optical media used for storing digital data. A standard video DVD can store 4.7 GB of data, which is enough to hold over 2 hours of video in 720p resolution, using MPEG-2 compression. ... DVDs are also used to distribute software programs.
6. The computer's central processing unit (CPU) is the portion of a computer that retrieves and executes instructions. The CPU is essentially the brain of a CAD system. It consists of an arithmetic and logic unit (ALU), a control unit, and various registers. The CPU is often simply referred to as the processor.
7. The eight-pin RJ45 connector is a standardised interface which often connects a computer to a local area network (LAN). This type of connector was originally developed for telephone communications but is now used in a range of applications. The abbreviation, RJ45, stands for Registered Jack-45.
8. A power supply unit converts mains AC to low-voltage regulated DC power for the internal components of a computer. Modern personal computers universally use switched-mode power supplies. Some power supplies have a manual switch for selecting input voltage, while others automatically adapt to the mains voltage.
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