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Data analytics has emerged as the latest hotshot for companies in recent times with huge opportunities arising in the industry every day. However, everyone has to undergo a stringent recruitment process in order to get a job with a company which may comprise of aptitude tests, GD sessions and then the final interview.
Here are some of the most asked interview questions one may encounter while sitting for a data analytics job. What does a typical data analyst responsibilities consist of?A typical data analyst’s job responsibilities involve gathering and organisation of the data, finding correlations between the analysed data with the data in possession of the company and then applying the knowledge accumulated from it to solve problems creatively. What is some essential requirement to be a data analyst?A comprehensive knowledge of business-related tools along with the knowledge of statistics, mathematics and computer languages such as Java, SQL, C++, etc. are required in order to be a data analyst. One also needs the knowledge of data mining, pattern recognition and problem solving ability along with a good analytics training for the job. What does the term “data cleansing” means?Data cleansing refers to the process of detecting and removing any inconsistency or errors from the data in order to improve its quality. Data can be cleansed in many ways. Name some best tools which can be used for data analysis.Some of the most useful tools for data analysis are –
Mention some best techniques for data cleansing.Some of the best techniques for data cleansing are –
What are data validation methods?Data validation can be done in two manners –
What is logistic regression?Logistic regression or logit regression refers to a statistical method of data examination where one or more independent values are defining an outcome. Mention the various steps in an analytics project.Various steps in an analytics project –
Article Source: https://imarticus.org/what-are-top-15-data-analyst-interview-questions-and-answers/
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