Ugam Research Analyst Interview Questions and Answers

Q1. Storage modes in BI
Ans. 
Storage modes in BI refer to how data is stored and accessed in a business intelligence system.
• Storage modes include in-memory, MOLAP, ROLAP, and HOLAP.

• In-memory storage mode stores data in the system's RAM for faster access.

• MOLAP (Multidimensional OLAP) stores data in a multidimensional cube for complex analysis.

• ROLAP (Relational OLAP) directly accesses data from relational databases for real-time reporting.

• HOLAP (Hyb...read more
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Q2. Calculated columns vs Measures
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Calculated columns are static values stored in a table, while measures are dynamic calculations based on the data in the table.
• Calculated columns are pre-defined and stored in the table, while measures are calculated on the fly based on user interactions.

• Calculated columns are useful for static values like IDs or categories, while measures are used for dynamic calculations like sums or averages.

• Calculated columns can b...read more
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Power bi dashboard creation

Q1. Types of charts and uses
Ans. 
Different types of charts serve different purposes in data analysis and visualization.
• Bar chart - compares categories of data

• Line chart - shows trends over time

• Pie chart - displays parts of a whole

• Scatter plot - shows relationship between two variables

• Histogram - displays distribution of data
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Q2. Power query, tools
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Usa geography demograph

Q1. Current experience and business management knowledge
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Q1. Tell me About yourself
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I am a dedicated and detail-oriented analyst with a strong background in data analysis and problem-solving.
• I have a Bachelor's degree in Statistics and have completed multiple data analysis projects during my studies.

• I am proficient in using statistical software such as R and Python for data analysis.

• I have experience in conducting market research and creating detailed reports for stakeholders.

• I am a strong communicato...read more
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Easy and simple quest during round one. Easy to crack

Q1. Tell me abt yourself
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Q2. Platforms knowledge and process related questions
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Q3. Explain metrics used in Digital marketing's and main KPI
Ans. 
Metrics used in digital marketing include CTR, CPC, CPA, and main KPI is ROI.
• CTR (Click-Through Rate) measures the percentage of clicks on an ad compared to the number of impressions.

• CPC (Cost Per Click) is the amount paid for each click on an ad.

• CPA (Cost Per Acquisition) measures the cost of acquiring a customer through a specific campaign.

• ROI (Return on Investment) is the main KPI, calculating the revenue generated
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Q1. Oos,oot, Dissolution
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Q2. Principal of Hplc, Principal of Uv,Titration,ALCOA Principal
Ans. 
Principles of HPLC, UV, titration, and ALCOA.
• HPLC principle involves separation of components in a mixture using high pressure liquid chromatography.

• UV principle involves the measurement of the absorbance of light by a sample at a specific wavelength.

• Titration principle involves the determination of the concentration of a solution by reacting it with a standard solution of known concentration.

• ALCOA principle stands for...read more
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Q3. Dissolution criteria of S1, S2,S3
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Q1. Questions were from JD only.
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Q1. Questions were asked from the JD provided.
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Q1. What is polymorphism
Ans. 
Polymorphism is the ability of a single function or method to operate on different types of data.
• Polymorphism allows objects of different classes to be treated as objects of a common superclass.

• It enables a single interface to be used for different data types.

• Examples include method overloading and method overriding in object-oriented programming.
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Q2. Difference between foreign key and primary key
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Primary key uniquely identifies a record in a table, while foreign key establishes a link between two tables.
• Primary key ensures each record is unique in a table

• Foreign key establishes a relationship between tables

• Primary key is used to enforce entity integrity

• Foreign key is used to enforce referential integrity
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Basic Aptitude, logical reasoning

Q1. Introduction, job experience
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