All Questions on What-is-What - Page 3

What is a Buffer Overflow?

A buffer overflow is a type of computer security exploit which allows a program to perform functions that it is not designed to do. The responsibility for preventing the possibility of exploit lies in the programmer, however this requires proper plan... [more]

What is a Bug?

A bug is an error in a computer program or hardware. While usually the result of programmer error or oversight, bugs can also be introduced into a program through compiler error, incorrect assumptions about hardware or software interfaces, or can be ... [more]

What is a Client?

A client is a computer program that depends upon another program to function. Usually, client software receives data or instructions from a remote program called a server. Some thin clients actually have critical software components execute on the re... [more]

What is a Computer?

A computer is a device that accepts user input, processes it, and returns output. Usually, the modern use of the term computer refers to an electronic device that accepts input via keyboard and mouse, and returns output via a CRT or LCD monitor. Othe... [more]

What is a Computer Program?

A computer program is a file or collection of files that instruct a computer what to do. Just like a program at a play or concert, a computer program at the most basic level is a list of events. The computer iterates through the list and performs fun... [more]

What is Copyleft?

Copyleft is a manner of ensuring that a work will remain free in all variations and interpretations that may become of it. The term originated from the need of software developers to publish the code of their programs for others to use, yet to requir... [more]

What is CSS?

CSS is an acronym for Cascading Style Sheets. CSS is a language used to define the layout and appearance of webpages. The primary purpose of Cascading Style Sheets is to separate the content of a webpage from its layout, therefore facilitating an eas... [more]

What is Data?

Data is a collection of processed information. The singular form of data, datum, is Latin for "given", a term interchangeable with "fact". Therefore, data is a collection of facts. While the term "raw data" may refer to unprocessed facts that may be ... [more]

What is a Decibel?

The decibel is the common measure of sound intensity and radio signal strength. Although it has never been ratified by any governing standards body, its suitability to measuring ratios and losses has led to widespread adoption of the decibel in indus... [more]

What is Dell?

Dell, Incorporated is a computer hardware manufacturer and distributor. The company is one of the world's largest computer distributors in terms of both quantity of units sold and gross income, and one of the United States' largest corporations. From... [more]


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