Carelon Global Solutions Data Analyst Intern Interview Questions and Answers

Q1. What id primary key
Ans. 
A primary key is a unique identifier for a record in a database table, ensuring data integrity and enabling efficient data retrieval.
• Uniqueness: Each value in a primary key column must be unique across the table.

• Non-null: Primary key fields cannot contain NULL values.

• Single or Composite: A primary key can be a single column or a combination of multiple columns (composite key).

• Example: In a 'Users' table, 'UserID' can b...read more
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Q2. What is view
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A view is a virtual table in a database that provides a way to present data from one or more tables.
• Views can simplify complex queries by encapsulating them.

• They can provide a layer of security by restricting access to specific data.

• Example: A view can show only the names and salaries of employees from a larger employee table.

• Views can be updated, but not all views are updatable depending on their complexity.
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Q1. Explain implementation phases
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Implementation phases outline the steps taken to execute a project from planning to completion.
• 1. Planning: Define project scope, objectives, and resources needed. Example: Creating a project timeline.

• 2. Design: Develop detailed specifications and architecture. Example: Wireframes for a software application.

• 3. Development: Actual coding or construction of the project. Example: Writing software code or building infrastr...read more
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Q2. Explain parallel run tetsing
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Parallel run testing involves executing two systems simultaneously to compare outputs and ensure accuracy during transitions.
• Used during system migrations to validate new systems against legacy systems.

• Example: Running a new ERP system alongside the old one to ensure data integrity.

• Helps identify discrepancies in data processing and reporting.

• Facilitates user training by allowing users to familiarize themselves with th...read more
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Q1. Talk about customer support
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Q2. Excel knowledge
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It was easy and understanding was good

Q1. Tell me about self
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As an Analyst, I leverage data to drive insights, support decision-making, and enhance business strategies through analytical techniques.
• Data Analysis: I have experience in analyzing large datasets using tools like Excel and SQL to identify trends and patterns that inform business decisions.

• Reporting: I create comprehensive reports and dashboards that visualize key performance indicators, helping stakeholders understan...read more
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It is nice to do work

It helps in understanding the 5

It helps a lot in company

Q1. How to do job in company?
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Q2. What I should do?
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Q3. How to do work?
Ans. 
Effective work involves planning, execution, analysis, and continuous improvement to achieve goals efficiently.
• Set clear goals: Define what you want to achieve, e.g., completing a project by a specific deadline.

• Plan your tasks: Break down your work into manageable tasks, like creating a timeline for data analysis.

• Prioritize: Focus on high-impact tasks first, such as analyzing key metrics that drive business decisions.

• U...read more
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Q4. What should I do
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Q5. What is the goal?
Ans. 
The goal of a Data Analyst is to analyze data to extract valuable insights and make data-driven decisions.
• Identify trends and patterns in data

• Create visualizations to communicate findings

• Provide actionable recommendations based on data analysis
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Q1. Some questions on background, why this role
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