Computers: Tools for an Information Age An Overview CIS 105: Mesa Community College Topics Computer Literacy Information Literacy Definition of a Computer The information processing cycle: Input, Processing, Output, and Storage Categories of computers Computer Literacy
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CIS 105: Mesa Community College
Information Technology or IT
IT is the set of techniques used in information handling and retrieval of information automatically.
IT includes computers, telecommunications (networks), and software.
Throughout the course we’ll be looking at the various components in detail.
Peripheral Devicesare the External Devices
System Unit is the case that contains the internal devices.
StorageInformation Processing Cycle
Raw Data may include a collection of unorganized facts
SoundsRaw Data vs. Information
1946 – The Vacuum Tube
1958 – Transistors incorporated, but were invented in 1947.
1964 – The Integrated Circuit – a complete electronic circuit on a small chip of silicon.
1971 – Microprocessor – a separate general-purpose processor on a chip
Next slide – Apple and IBM…