Introduction PDF files are created using software such as Adobe Acrobat, Acrobat Capture, or similar tools. Acrobat Reader is necessary to view and use the files. When you download the reader, it launches every time you attempt to access a PDF file. PDF files are very useful for documents where you want to keep the original graphic appearance online, such as newspaper columns, document formats, flyers, and so on. In this article, we will learn about PDF in depth. What is a PDF ? Portable Document Format is the official term for PDF. Abode created the PDF file format ... Read More

Introduction PDA which stands for Personal Digital Assistant is a handheld device that is usually used for business use or personal use. It is used to keep schedules, information such as address books and calendars. They are also used for storing information and computing. Almost all the PDAs that existed used to have a physical keyboard which was small in size. Some of them used to have a small sensitive pad that could be used to detect handwriting to make easy notes. Basic Features of PDAs Displays The displays were very similar to the laptop screens at the time. ... Read More

Introduction The High Definition Multimedia Interface is one of the most popular audio/video interfaces for transferring digital audio and video from sources that support HDMI. Display controllers, compatible computer monitors, videoprojectors, digital televisions, and digital audio equipment are some examples of these gadgets. The analog video standards have been replaced by the digital standard of HDMI. Televisions, computer monitors, home entertainment systems, video displays, and many more audio-visual devices all use the HDMI interface. Due to the performance of the HDMI interface, the system is suitable for the very high data rates that must now be exchanged between components in home ... Read More

Introduction When computer and storage technology was under development, there was a great demand for high-capacity portable storage devices which can easily help in porting high intensive content such as Operating Systems, HD Quality videos or movies, and large software programmes. It was mainly developed and invented by four companies Philips, Sony, Toshiba, and Panasonic in 1995. DVDs provide higher capacity storage than CDs (Compact Disk) and can be played in multiple media players such as DVD players. What is DVD ? DVD stands for Digital Video Disk or Digital Versatile Disk, ... Read More

Introduction DTP usually refers to the term Desk-Top Publishing, it means the creation of publishing content or documents using your personal computer or in other words your desktop. There is much software available for creating documents in various formats such as .docx (document made by using MS Word), .pdf (Portable Document Format), .txt (Simple text file), etc. Another full form of DTP is Distributed Transaction Processing, which is a database transaction processing that shares multiple network hosts. Desktop Publishing - History The first DTP was developed in 1870 by Xerox PARC, but only started getting into common knowledge by 1978 ... Read More

Introduction The process of creating, altering, analyzing, or optimizing a design with the help of computers (or workstations) and also using computers to assist with engineering and design for a wide range of projects across numerous industries is known as computer- aided design (CAD). Computer-aided geometric design (CAD) is another procedure that is comparable to CAGD. CAD's goals are to boost productivity and enhance design quality and amount of detail. It also aims to optimize and streamline the designer's process and improve documentation. Types of computer-aided design 2D CAD The first CAD software was created in the early 1970s ... Read More

Introduction The abbreviation for "Binary Large Object" is BLOB. BLOBs were invented by Jim Starkey and were originally just large amorphous chunks of data that may be many gigabytes in size. In the modern world, a whole lot of data being available online for everyone to use requires proper containment and encryption, that’s where BLOBs come in handy. Different types of data are stored in BLOBs, QR codes are one of the most common BLOB types. BLOBs The term Binary Large Object (BLOB) refers to how database management systems handle and store long strings of data. It stores multimedia objects/data ... Read More

Introduction When the power button is pressed on a computer, a circuit is closed which causes a test to be performed on the computer’s power supply. If there is a problem with the power supply, usually there will be no power output at all and the computer will not start. If the power supply test is ok, the power supply will send power to the CPU that has powered up, it will start executing instructions, because that is what a CPU was designed to do. In order to do this, it needs software, that is called BIOS. What is ... Read More

Introduction The ability of a program to convert spoken language into written language is called speech recognition, also known as automatic speech recognition (ASR), computer speech recognition, or speech-to-text. Think Siri, Okay Google, or other vocal dictation software. It's a familiar technology that many of us use on a daily basis. Additionally, it is developing chances to help particular communities of people, like those navigating daily life or their education while having disabilities. Modern iterations of the ASR transcription technology now include NLP (Natural Language Processing) (NLP). These record actual talks between individuals and analyze them using artificial intelligence. ... Read More

Introduction APK is the file format used by Android to distribute and install applications. As a consequence, an APK contains all of the components required for an app to be properly installed on your device. An APK is an archive file, which means it includes several files as well as metadata about them. You've undoubtedly heard of other forms of archive files, such as ZIP and RAR. You may have heard the word APK and wondered what it meant if you own an Android smartphone. While you may use Android without ever understanding what APK stands for, doing so will ... Read More