This is one of the most commonly asked data analyst interview questions. Listed below are the requirements needed for becoming a data analyst:

☛ Sound knowledge of statistical packages used in analyzing big datasets like Excel, SAS, SPSS and many others

☛ Very good knowledge of the programming language (Javascript, ETL frameworks or XML), reporting packages (Business Objects) and databases.

☛ Strong technical knowledge in areas like data models, segmentation techniques, data mining and database design

☛ Good skills in knowing how to run analysis, organization, collection and dissemination of big data accurately