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Showing posts from April, 2021

DVD – [ Digital Video Disc | Digital Versatile Disc]

 DVD – [ Digital Video Disc | Digital Versatile Disc]  Invented and developed in 1995, the DVD was released as a digital optical disc data storage format in late 1996. The medium can hold something very digital and was often commonly used as a video program viewed using DVD players for software and other computer files. DVDs provide greater storage capacity than compact discs, though they have an equal dimension. History  Before the DVD, there were several formats created to capture video on optical discs. David Paul and James Russel invented the optical recording technology in 1963 and first patented it in 1968. Types of DVD Capacity     DVD has three capacity types. • DVD-5 • DVD-9 • DVD-10  DVD-5 - A DVD-5 is a DVD with a single layer that holds up to 4.7 GB of content.  DVD-9 - DVD-9 is a single-sided DVD with a dual-layer that holds up to 8.5GB of data.  DVD-10 - DVD-10 is a two-sided DVD that contains data of up to 9.4 GBs How to store...

What is meant by BIOS ?

  What is meant by BIOS? The long-form meaning of BIOS is a Basic input-output system. And EPROMs are commonly used to store BIOS programs. And used by the CPU (central processing unit) when the machine is switched on, to perform start-up procedures. And it has two major procedures: deciding what peripheral devices are available and loading the operating system into main memory. After start-up, the BIOS software handles data flow between the operating system and the peripherals, so neither the operating system nor the application programs need to know the peripheral information.   Contribution of bios to the computer ·         The BIOS of a computer's main function is to control the initial stages of the start-up process. Ascertaining that the operating system has been properly loaded into the computer's memory. Bios is essential to the operation of most modern computers and understanding it will help you troubleshoot problems with ...

What is the IOT ?

The Internet of Things , or IoT refers to the billions of physical devices around the world that are now connected to the internet, all collecting and sharing data. Thanks to the arrival of super-cheap computer chips and the ubiquity of wireless networks, it is possible to turn anything, from something as small as a pill to something as big as an airplane, into a part of the IoT. Connecting all these different objects and adding sensors to them adds a level of digital intelligence to devices that would be otherwise dumb, enabling them to communicate real-time data without involving a human being. The Internet of Things is making the world's fabric around us smarter and more responsive, merging the digital and physical universes.   What is an example of an Internet of Things device? Pretty much any physical object can be transformed into an IoT devise if it can be connected to the internet to be controlled or communicate information. A lightbulb that can be switched on u...