There are several opines about Computer skills should be added to become a primary subject in the elementary school such as math, reading and writing. Overall i strongly agree that computer skill is very important to pupils in this revolution industry 4.0 era. Today, the revolution industry 4.0 has begun develop our world, people in this era should know and not blind about Information technology especially about computer skills. However many regions in the world not ready with the shopesticated era. Not only children that can’t operate the computer but also many adult people around the world can’t how computer works. Furthermore, modern era make us grow rapidly with the technology which use computer for the premier communication to each other. And government has made a new decision about national examination that must use a computer as a tools for the examination. Despite, computer will help almost all of our life, especially our work. Either pupils can use computer to he...