The research paper is a critical evaluation of the concept of national culture. Similarly, the paper brings forth the various dimensions of national culture, the concept of culture shock and how top overcome it, various influences on national culture, effects of national culture on doing business in the global arena among other issues relating to culture. Culture has been defined as a group’s or a society system of shared values, beliefs, norms, language that dictates the way in which a given group lives. On the same not national culture refers to those assumptions, beliefs and values that they are learned while one is a child and help differentiate one society from the other. This definition is in line with Hostede’s in which he thought of it being the software of human mind (Tayeb, 1994).