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Notes.docx - Soft App (Formally named Computer 1)- by Sir...

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Soft App (Formally named Computer 1)- by Sir Frank Bernard1stSynchronous SessionUnit one -Introduction on IT ConceptsApplication of techImportant si IT cause of COVIDComputercan be defined as an electronic data processing machine thatcan perform mathematical and logical operationprocessing a large volume of data at the high speed.Desktop, laptop, phone and tabletsare the examplesComponents:Hardware-are the actual physical machines/components that make up a computer.(Tangible parts can be touched)Software-Instructions that make the computer work.The intangible part of the computerPeopleware-Are the data processing staff that design, program, and operate in the computer installation.The Main Hardware ComponentsInput device- any device that allows data and instructions to enter a computer.Keyboard and mouse, Touch screen, scanner, microphone, gaming controllers,webcam/camera in phone are the examplesOutput device-anything that allows information to be represented or given out to the userComputer/monitor inkjet printer, Laser printer, sublimation printer, 3d printerStorage device-is used for keeping a permanent record of information before and after a computer is used.Hardware disk, solid state drive(SSD), solid state drive (SSD- M.2), Diskette, flash drive,(USB), {Universal Serial Bus (USB), USB fan, USB refrigerator}, blue ray disk1 bit8 bits= 1 byte1024 bytes= 1 kilobyte (KB)1024 kilobytes= 1 megabyte (MB)1024 megabytes= 1 gigabyte (GB)1024 gigabyte= 1 terabyteMemory(RAM)- that the computer uses as temporary “scratch paper” when carrying out a process.

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Term
Winter
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