parts of computer
by sebastian
hardware
Hardward is the physical components of a computer . it includes different components such as the electrical circuits inside the machine , the microprocessor , the memory cards and the monitor .
i gonna show a example
the central processing unit (cpu)
the cpu central processing unit also called the microprocessor of chip ís an integrated circuit made up of millions of translators is the most important parts of a computer its the machine brain it interprets instrutions from programs and processes data as well as managing and controlling the entire system
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types of memory
Rom read only memory the contents of this type of memory can only be read Ram random access memory ram temporarily stores the programs and data that the computers using so its contents can change
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power supply
the power supply unit psu transforms the alternating current from a plug into direct current to make the components of the computer work there a several types of power 1 spx 2 semi modular 3 modular
output peripherals
we use it to print photos and documents . Many printers also have a scanners . A printers main features are resolution we measure this in dots per inch this is the number of dots of ink that the printer can make in a line one inch across . Speed . this is the number of pages that the printer can print in one minute
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storage devices
The devices store data . This saves information for us even after we switch the computer off there are two types of data . There are three types of memory optical , magnetic , solid state
other peripherals
there are lots of other accesories tha we can connect to our computer for example , scanners , webcams , wifi antennas , small usb toys and gadgets , graphics tablets and bar codes readers
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