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  2. Computer data storage - Wikipedia

    en.wikipedia.org/wiki/Computer_data_storage

    Computer data storage or digital data storage is a technology consisting of computer components and recording media that are used to retain digital data. It is a core function and fundamental component of computers. [1]: 15–16 The central processing unit (CPU) of a computer is

  3. Computer and information science - Wikipedia

    en.wikipedia.org/wiki/Computer_and_information...

    A lab in which computer and information science (CIS) is studied. Computer and information science [1] [2] [3] (CIS; also known as information and computer science) is a field that emphasizes both computing and informatics, upholding the strong association between the fields of information sciences and computer sciences and treating computers as a tool rather than a field.

  4. Data (computer science) - Wikipedia

    en.wikipedia.org/wiki/Data_(computer_science)

    Data requires interpretation to become information. Digital data is data that is represented using the binary number system of ones (1) and zeros (0), instead of analog representation. In modern (post-1960) computer systems, all data is digital. Data exists in three states: data at rest, data in transit and data in use.

  5. Information technology - Wikipedia

    en.wikipedia.org/wiki/Information_technology

    Information technology is a branch of computer science, defined as the study of procedures, structures, and the processing of various types of data. As this field continues to evolve globally, its priority and importance have grown, leading to the introduction of computer science-related courses in K-12 education .

  6. Units of information - Wikipedia

    en.wikipedia.org/wiki/Units_of_information

    Historically, a byte was the number of bits used to encode a character of text in the computer, which depended on computer hardware architecture, but today it almost always means eight bits – that is, an octet. An 8-bit byte can represent 256 (2 8) distinct values, such as non-negative integers from 0 to 255, or signed integers from −128 to ...

  7. Informatics - Wikipedia

    en.wikipedia.org/wiki/Informatics

    Informatics (a combination of the words "information" and "automatic") is the study of computational systems. [1] [2] According to the ACM Europe Council and Informatics Europe, informatics is synonymous with computer science and computing as a profession, [3] in which the central notion is transformation of information.