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A call detail record (CDR) is a data record produced by a telephone exchange or other telecommunications equipment that documents the details of a telephone call or other telecommunications transactions (e.g., text message) that passes through that facility or device. The record contains various attributes of the call, such as time, duration ...
Text messaging has historically been popular and cheap in China. About 700 billion messages were sent in 2007. Text message spam has also been a problem in China. In 2007, 353.8 billion spam messages were sent, up 93% from the previous year. It is about 12.44 messages per week per person.
In communication between humans, messages can be verbal or nonverbal: A verbal message is an exchange of information using words. Examples include face-to-face communication, telephone calls, voicemails, emails, etc. A nonverbal message is communicated through actions or behaviors rather than words, such as conscious or unconscious body language.
Metadata (or metainformation) is "data that provides information about other data", [1] but not the content of the data itself, such as the text of a message or the image itself. [2] There are many distinct types of metadata, including: Descriptive metadata – the descriptive information about a resource. It is used for discovery and ...
An SMS message written on a Motorola Razr V3. Short Message Service, commonly abbreviated as SMS, is a text messaging service component of most telephone, Internet and mobile device systems. It uses standardized communication protocols that let mobile phones exchange short text messages, typically transmitted over cellular networks.
The derivation of information from a signal or message may be thought of as the resolution of ambiguity or uncertainty that arises during the interpretation of patterns within the signal or message. [4] Information may be structured as data. Redundant data can be compressed up to an optimal size, which is the theoretical limit of compression ...
• Click the New Message button at the top of the Messages window. • Type in your recipient's name, email address, or phone number. If that person is in your Contacts app, Messages finds them ...
The word communication has its root in the Latin verb communicare, which means ' to share ' or ' to make common '. [1] Communication is usually understood as the transmission of information: [2] a message is conveyed from a sender to a receiver using some medium, such as sound, written signs, bodily movements, or electricity. [3]