Communication (from Latin "communis", meaning to share) is the activity of conveying information through the exchange of thoughts, messages, or information, as by speech, visuals, signals, writing, or behavior. Communication is defined by de Valenzuela as “any act by which one person gives to or receives from another person information about that person's needs, desires, perceptions, knowledge, or affective states. Communication may be intentional or unintentional, may involve conventional or unconventional signals, may take linguistic or nonlinguistic forms, and may occur through spoken or other modes.” Communication requires a sender, a message, and a recipient, although the receiver need not be present or aware of the sender's intent to communicate at the time of communication; thus communication can occur across vast distances in time and space. Communication requires that the communicating parties share an area of communicative commonality. The communication process is complete once the receiver has understood the message of the sender. The Source idea is the process by which one formulates an idea to communicate to another party. This process can be influenced by external stimuli such as books or radio, or it can come about internally by thinking about a particular subject. The source idea is the basis for the communication. The Message is what will be communicated to another party. It is based on the source idea, but the message is crafted to meet the needs of the audience. For example, if the message is between two friends, the message will take a different form than if communicating with a superior.
Encoding is how the message is transmitted to another party. The message is converted into a suitable form for transmission. The medium of transmission will determine the form of the communication. For example, the message will take a different form if the communication will be spoken or written.
The Channel is the medium of the communication. The...
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