Mainframes have become less common as servers have been cheaper (and more powerful) and as personal computers- desktops, laptops, the cloud and even tablets - have become more self-sufficient in terms of processing power & data storage. PC-Based servers or PC-Based mainframes do not require as much electricity or floor space when compared to traditional mainframes.
A file with the DOCX file extension is a Word Microsoft Office Open XML Format Document file. Beginning with Office 2007, the default format for saving Word documents is .docx. Older versions of Microsoft Word used the DOC file extension.
In computing, a cursor is an indicator used to show the position on a computer monitor or other display device that will respond to input from a text input or pointing device. The mouse cursor is also called a pointer, owing to its arrow shape on some systems.
URL stands for Uniform Resource Locator. It is a reference (an address) to a resource on the Internet. A typical URL could have the form http:// w w w . e x a m p l e . c o m / index.html, which indicates a protocol (http), a hostname (www.example.com), and a file name (index.html).
CPU (Central Processing Unit) is regarded as the 'brain' of the computer. This is because most of the processing of a computer is performed by CPU. It consists of ALU and CU which performs arithmetic operations like addition, multiplication, subtraction, division and logical comparisons such as equal to, greater than, less than, etc.
The Internet is a global network connecting millions of computers. It is a network of networks that consists of millions of private, public, academic, business and government networks, of local to global scope, that are linked by a broad array of electronic and optical networking technologies. With the help of Internet, user can view web pages on World Wide Web. Also, it facilitates communication around the globe via applications like chat, email, video-conferencing, Internet telephony, etc.
Processing of data (raw facts or figures) into meaningful information is done by the CPU. Processing is done under the control of set of instructions called programs CPU contains the circuitry necessary to interpret & execute program instructions.
Every website has a unique address to identify it on World Wide Web. This address is called as website address or Uniform Resource Locator (URL). Like your home address, URL also contains different parts. Domain name in URL is the unique address that identifies the location of the website. eg. http:// www example.com. Here, example.com is domain name ; http:// is the protocol used to access this website and www is a subdomain.
The cursor can be moved in a document's work area, without erasing or entering text, by using the cursor control keys. Because these keys are marked with arrows (up, down, left and right), they are also called arrow keys. These keys can only be used to move the cursor where the text has already been entered. To move the cursor down one line, press the key marked with a down arrow. To move the cursor up, left or right press the key marked with the appropriate arrow.
There are many products of spreadsheet are exclusivelyWindows based DOS and Windows based like Lotus Lotus Development Corporation, package among DOS users. Spreadsheet Package Description Lotus 1-2-3 Most popular package Excel Most popular package Quatto Pro Spreadsheet Javeline Plus Spreadsheet identify Multiplan Spreadsheet Supercalc Spreadsheet Plant Perfect Spreadsheet 27. (a ) A keyboard is the set of typewriter-enter data into a computer and are similar to electric-typewriter
A computer network is a group of computers and other hardware devices that are linked together through communication channels to facilitate communication and resource sharing among a wide range of users.
Fetching is the process operation that obtains a program instruction or data item from memory. It constitutes the first step of the Fetch-Decode- Execute cycle of a computer. All instructions must be fetched before they can be decoded and then executed.
The Java programming language is a high-level language that is simple, object-oriented, multi-threaded, dynamic, architecture neutral and high performance. it is both a programming language and a platform. It is used in a wide variety of computing platforms from embedded devices and mobile phones on the low end, to enterprise servers and supercomputers on the high end.