Introduction to Computer

Introduction to Computer

• 1.
  Computer Imelda Grado
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  What is Computer? Acomputer is an electronic device that processes data, converting it into information that is useful to people. Any computer regardless of its type that is controlled by programmed instructions, which gives the machine a purpose and tell it what to do
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  People use internetfor variety of reasons
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  Hardware-electric, electronic andmechanical equipment that makes up the computer. It is tangible and visible. Example: CPU (Central Processing Unit, Mouse, Keyborad, Speaker, Camera, Printer and etc.
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  COMPUTER COMPONENTS-SOFTWARE Software-is theseries of instruction that tells the hardware how to perform the task. Without a software the computer is useless because it needs instruction to process data.
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  Software is composedof System Software Application Software
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  CATEGORY OF SOFTWARE SystemSoftware-consist of programs that controls the operations of the computer and it’s devices, serve as the interface between user and computer’s hardware. 1.Operating System-contains the instruction that coordinates all of the activities of hardware devices. Ex. Windows 8, Windows 7 2.Utility Programs- a type of system software that performs a specific task to manage computer and it’s devices. 3. User Interface- controls how data and instructions are entered and how information is presented. It is known as GUI( Graphical User Interface).
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  Application Software consist ofprograms designed to perform specific task for users.
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  COMPUTER COMPONENTS-PEOPLEWARE Peopleware- anyhuman being that pertains the communication towards the computer. It could be in the form of using the computer by their own free will-(user) and job description (personnel).Example: User-students, public, government employee. Personnel-IT Teacher, Computer technician, Computer Trouble-shooter and etc.
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  http://www.slideshare.net/norzaini/ chapter-1-introduction-to-computers IT 111/CS 111 Sources