Data Scientist Multitude Test
Quiz by Mondelez International Inc.
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40 questions
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- Q1Which data storage solution is commonly used for structured data analysis?Relational databaseJSON documentBlockchainFlat file30s
- Q2What is the primary goal of exploratory data analysis (EDA)?To build predictive modelsTo test hypothesesTo discover patterns and insightsTo clean the data30s
- Q3Which technique is commonly employed by data analysts to predict future trends based on historical data?ClusteringTime series analysisData wranglingRandom sampling30s
- Q4What is the term for a visual representation of data designed to communicate information clearly and efficiently?SpreadsheetDashboardReportDocument30s
- Q5What is the primary purpose of data cleansing in data analysis?To ensure data qualityTo create visualizationsTo increase data sizeTo program algorithms30s
- Q6Which statistical measure is often used to understand the spread of data points in a dataset?Standard deviationMedianModeMean30s
- Q7What programming language is commonly used for data analysis and manipulation?PythonC#JavaHTML30s
- Q8Which key skill is essential for a Data Analyst when handling large datasets?Data visualizationSingingCookingPainting30s
- Q9What type of chart is most effective for showing the distribution of a dataset?HistogramPie chartBar chartLine chart30s
- Q10Which of the following is a common function used in data manipulation with Python's Pandas library?filter()merge()concat()plot()30s
- Q11What primary skill is essential for a Data Analyst when interpreting data?Project managementMachine learningProgramming languagesData visualization30s
- Q12What does the term 'data cleaning' refer to in data analysis?Collecting data from various sourcesThe process of correcting or removing inaccurate records from a datasetCreating visual representations of dataStoring data in a database30s
- Q13Which of the following tools is commonly used by Data Analysts for data manipulation and analysis?PowerPointIllustratorExcelPhotoshop30s
- Q14What type of data visualization is most effective for showing the relationship between two numerical variables?Pie chartScatter plotHistogramBar chart30s
- Q15Which statistical measure is commonly used to understand the central tendency of a dataset?Standard deviationRangeMeanVariance30s