What is a telectroscope?

The telectroscope was the first prototype television system. The word telectroscope was also used to describe imaginary systems of distant seeingIt is the first prototype of a television system, and combined with the telephone, operas and plays could be broadcast into peoples homes.In reality, the fake "electroscope" described in the article had nothing to do with the real electroscope and did

what is meant by troubleshooting

is the identification or diagnosis of "trouble" in a system. The problem is initially described as symptoms of malfunction and troubleshooting is the process of determining the causes of these symptoms. The problem is initially described as symptoms of malfunction and troubleshooting is the process of determining the causes of these symptoms.A system can be described in terms of its expected or intended

wht is a software?

computer hardware....Software is a general term for the various kinds of programs used to operate computers and related devices. The term hardware describes the physical aspects of computers and related interested in and system software which includes operating systems and any program that supports application software. The term middleware is sometimes used to describe programming that mediates between

What is XML? XML in 10 points from the W3C

, computer makers might agree on a standard or common way to describe the information about a computer product processor speed, memory size, and so forth and then describe the product information format with XML. Such a standard way of describing data would enable a user to send an intelligent agent a program to each computer makers Web site, gather data, and then make a valid comparison. XML can be used

What are Design Patterns?

described 23 patterns that were based on the experience of the authors at that time. These patterns were selected because they represented solutions to common problems in software development.Design patterns of the original 23 patterns described in Design Patterns. Adapter provides a solution to the scenario in which a client and server need to interact with one another, but cannot because their interfaces

Which is First Web Site Launch on internet?

, the Semantic Web.In March 1989, Tim Berners-Lee wrote a proposal, which referenced ENQUIRE and described a more elaborate information management system. With help from Robert Cailliau, he published a more formal a proposal, which referenced ENQUIRE and described a more elaborate information management system. With help from Robert Cailliau, he published a more formal proposal for the World Wide Web

WHAT IS THE DIFFERENCE BETWEEN WIMAX, WI-FI, BROADBAND, USB MODEM, DATA CARD , EVDO TECHNOLOGY IN TERMS OF EFFECT OF RAIN, DISTANCE FROM THE ACCESS POINT ?

of the standard. The forum describes WiMAX as "a standards-based technology enabling the delivery of last mile wireless broadband access as an alternative to cable and DSL" and also to High Speed Packet sound reproduction. A television antenna described as "normal" may be capable of receiving a certain range of channels; one described as "broadband" will receive more channels. In data

what is softwere

of programs used to operate computers and related devices. The term hardware describes the physical aspects of computers and related devices.Software can be thought of as the variable part of a computer that supports application software. The term middleware is sometimes used to describe programming that mediates between application and system software or between two different kinds of application software

What is Meta Data?

Hi SharadData about data. Metadata describes how and when and by whom a particular set of data was collected, and how the data is formatted. Metadata is essential for understanding information stored in data warehouses and has become increasingly important in XML-based Web applications.Metadata is structured data which describes the characteristics of a resource. It shares many similar characteristics

what do mean by rendering?

" of a scene. Rendering is also used to describe the process of calculating effects in a video editing file to produce final video output.It is one of the major sub-topics of 3D computer graphics is also used to describe the process of calculating effects in a video editing file to produce final video output.It is one of the major sub-topics of 3D computer graphics, and in practice always connected

Whats a Document Type Definition DTD and where do I get one?

they all fit together. A question C.16, Schema does the same thing in XML Document Syntax, and allows more extensive data-checking.For example, if you want a document type to be able to describe Lists which, Schema does the same thing in XML Document Syntax, and allows more extensive data-checking. For example, if you want a document type to be able to describe Lists which contain Items, the relevant part

what is the primary or main use of all logic gates like and or not etc.?? whats the use and why do we need them

.The action of a standard combinational logic circuit, or of any circuit made up from these units, can be described in two ways. One way is by the use of a truth table. A truth table shows what output can be expected from each possible combination of inputs, so that the action of the circuit can be readily checked. Another method of describing the action of a circuit is by Boolean Algebra.Gates are identified

what is xml?

is also playing an increasingly important role in the exchange of a wide variety of data on the Web and elsewhere.This page describes the work being done at W3C within the XML Activity, and how, XML stands for EXtensible Markup Language.An open standard for describing data from the W3C. It is used for defining data elements on a Web page and business-to-business documents. XML uses a similar

What is multimedia?and describe objected oriented frame work for multimedia.and also describe the multimedia devices.?

Describe the varius systems required for internet programming? what is hypertext markup language? describe its role in the implementation of the java applets?

HTML is the base of it and over it you need java,javascript,php and mysql.