A file attached to an e-mail message. Many e-mail systems only support sending text files as e-mail. If the attachment is a binary file or formatted text file (such as an MS-Word document), it must be encoded before it is sent and decoded once it is received. There are a number of encoding schemes, the two most prevalent being Uuencode and MIME.
Reduction of signal strength during transmission. Attenuation is the opposite of amplification, and is normal when a signal is sent from one point to another. If the signal attenuates too much, it becomes unintelligible, which is why most networks require repeaters at regular intervals. Attenuation is measured in decibels.
- attitude control
In satellite communications the attitude control is the term used to describe the orientation of the satellite in relationship to the earth and the sun.
(1) A characteristic. In a word processing application, an underlined word would be said to have the underline attribute. In database systems, a field can have various attributes. For example, if it contains numeric data, it has the numeric attribute. (2) In database management systems, the term attribute is sometimes used as a synonym for […]
- attribute-based programming
A programming model that allows flexibility in the behavior of a program not possible in traditional API call-based programming. Custom attributes add metadata to give classes extra information that extend the definition of a data type’s behavior. The attribute’s values are determined by programmers at design time, and can be reconfigured at runtime by users […]
- audio frequency
Abbreviated as AF, audio frequency represent the range of signals that are audible to the human ear. The range of audio frequencies is usually considered to be in the region between 20 and 20,000 hertz.