Today one of the greatest boon of technology is computer .if we want to talk about modernization then it is incomplete without computer technology. as we all know it is efficient in almost all the field and is acting as a right hand of a human being but it also has some pros and cons. computer networking has played a key role in globalization in vast scenario this era of computer has helped the man to explore the cosmos and possibilities of life in vastness of universe it is not only efficient in arithmetical works or only at educational level but has made great endeavor in medical science and made surgeries computerized by showing the internal parts of a body more clearly. some of its operations are laser operations ,ct scan, x ray, angiography etc. it has a vital role in the security of nation by handling missiles fighter tanks and radars precision of weather forecast and other job are also merging into computer technology for better assistance and accuracy.
It is very hard to believe that a machine which is made from a small abacus now has a wide range. on small level such as banking offices ,grocery shops, it has made daily requirement easier
Computer might be efficient in all fields but it cannot be superior than a human being as it has zero IQ and does not posses the decision making ability at lower level like on grocery shop at small schools etc are confined to little knowledge of computer which does not make it properly efficient for them