Answer the questions using 150-250 words for each answer.1- What are four basic functions of a computer? Describe each process with examples.2 -The number of cores in the CPU is one factor in determining a CPU’s processing speed. Explain how the number of cores increases the speed and give another factor that increases CPU’s speed.3 -Name and describe three special-purpose input devices and one output device people commonly use in public places such as stores, banks and libraries.
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