In history my favorite invention is computer. I like each and every thing about it. Due to computer the calculation, designing, medical, engineering, arts infact each and everything is progressing rapidly. Except these things the computer has also many advantages like we can read E books on computer we can play games when we ever we want. We can save our each and every type of data and memories in it. Infact computer is the best invention of all times and no other invention can replace it.