Cartus Data Analyst Interview Questions and Answers

1st round consists of IQ test followed by logical Reasoning Test if you clear you would be qualified for other rounds

Q1. Basic Hr questions related to position applied. about the company and work culture
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Q2. Tell me about Yourself family background
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Q1. Regarding your past experience & project which you have done in your previous company.SQL and basic excel,Python questions were also asked.
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Q1. Can you provide a brief overview of your background and experiences?
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Q2. What skills and tools do you commonly use in your work?
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Q1. What is the difference between the DELETE and DROP commands in SQL?
Ans. 
DELETE is used to remove rows from a table, while DROP is used to remove entire tables from a database.
• DELETE is a DML command used to remove specific rows from a table based on a condition.

• DROP is a DDL command used to remove entire tables, views, or databases from a database.

• DELETE does not remove the table structure, only the data within it.

• DROP removes the table structure along with all its data, and it cannot be r...read more
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Q2. What is the concept of a Primary Key in SQL?
Ans. 
Primary Key in SQL is a unique identifier for each record in a table.
• Primary Key ensures each record in a table is unique

• It can consist of one or multiple columns

• Primary Key values cannot be NULL

• Example: 'id' column in a 'users' table
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Q3. What is the difference between UNION and UNION ALL in SQL?
Ans. 
UNION combines and removes duplicates, UNION ALL combines without removing duplicates.
• UNION merges the result sets of two or more SELECT statements, removing duplicates.

• UNION ALL merges the result sets of two or more SELECT statements, including duplicates.

• UNION is slower than UNION ALL as it involves removing duplicates.

• Example: SELECT column1 FROM table1 UNION SELECT column1 FROM table2;

• Example: SELECT column1 FROM t
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Q4. What is the LIKE operator, and how is it used in SQL?
Ans. 
The LIKE operator is used in SQL to search for a specified pattern in a column.
• The LIKE operator is used with the WHERE clause to search for a specified pattern in a column.

• It allows for the use of wildcards such as % (matches any sequence of characters) and _ (matches any single character).

• For example, 'SELECT * FROM table_name WHERE column_name LIKE 'a%'' will return all rows where the column starts with 'a'.
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Q1. What irritate you most
Ans. 
I find inefficiency and lack of communication in teams to be particularly frustrating, as they hinder productivity and collaboration.
• Irritation with unclear project goals can lead to wasted time and resources. For example, if team members are not aligned on objectives, it can result in duplicated efforts.

• Poor communication can create misunderstandings. For instance, if data requirements are not clearly communicated, it...read more
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Q2. What is moto in your life
Ans. 
My life motto is to embrace challenges as opportunities for growth and learning, fostering resilience and adaptability.
• Embrace challenges: For instance, when faced with a difficult project, I see it as a chance to enhance my skills.

• Continuous learning: I dedicate time each week to learn new data analysis tools and techniques.

• Resilience: After setbacks, I reflect on what went wrong and how I can improve for the future.
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Q3. How will you handle customer
Ans. 
Handling customers involves effective communication, understanding their needs, and providing timely solutions.
• Listen actively to understand customer concerns and needs.

• Use data analysis to identify trends in customer feedback and behavior.

• Provide clear and concise information to address customer inquiries.

• Follow up with customers to ensure their issues are resolved satisfactorily.

• Utilize CRM tools to track interaction
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Q1. About previous experience and some basic questions.
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Q1. About basic to advance level of Excel, power bi
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Q1. Valuation meanings and advance excels plus powerbi
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Q1. Situational Questions
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Q2. Do you have any experience in real estate
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