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1__________________________. 2__________________________. There are computers in all kinds of electrical devices, from mobile phones to washing machines. 3___________________________________. When programmers write programs, they have to plan carefully for every possible kinds of error a computer user can input into the computer. 4________________________________.
We use computers in many parts of our lives.
We use them not just in schools or for the Internet.
We can also find them in banks, supermarkets and cars.
It is planning for the random behavior of humans that makes programming so much fun.