Huron Interview Questions, Process, and Tips

Aptitude test included topics like Logical reasoning, Quantitative questions and some technical question.

Q1. What are type of inheritance?
Ans. 
Types of inheritance include autosomal dominant, autosomal recessive, X-linked dominant, and X-linked recessive.
• Autosomal dominant inheritance: only one copy of the mutated gene is needed for the disease to be expressed (e.g. Huntington's disease)

• Autosomal recessive inheritance: two copies of the mutated gene are needed for the disease to be expressed (e.g. cystic fibrosis)

• X-linked dominant inheritance: the mutated gen...read more
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Q2. Difference between NoSQL and SQL?
Ans. 
NoSQL is a non-relational database management system, while SQL is a relational database management system.
• NoSQL databases are schema-less, allowing for flexibility in data storage.

• SQL databases use structured query language for defining and manipulating data.

• NoSQL databases are horizontally scalable, making them suitable for big data applications.

• SQL databases are vertically scalable, meaning they can handle increased...read more
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Q1. What are you future aspirations?
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Q1. Most of the interview was focused around SQL combine with case study assessment.
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Q2. Explanation of joins
Ans. 
Joins are used in databases to combine rows from two or more tables based on a related column between them.
• Joins are used to retrieve data from multiple tables based on a related column between them

• Common types of joins include INNER JOIN, LEFT JOIN, RIGHT JOIN, and FULL JOIN

• INNER JOIN returns rows when there is at least one match in both tables

• LEFT JOIN returns all rows from the left table and the matched rows from th...read more
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Q3. Order of execution concept
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Order of execution concept refers to the sequence in which instructions are executed in a program.
• Instructions are executed in the order they appear in the code unless specified otherwise.

• Some programming languages have specific rules for order of execution, such as PEMDAS in mathematics.

• Understanding order of execution is crucial for debugging and optimizing code.

• Example: In Python, arithmetic operators follow the PEM
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Q4. Explanation on nulls
Ans. 
Nulls are placeholders for missing or unknown values in a database.
• Nulls represent the absence of a value in a database field.

• Nulls are different from empty strings or zero values.

• Nulls can cause issues in database queries if not handled properly.

• Nulls can be used to indicate missing data or unknown values.

• Nulls can be replaced with default values or handled using functions like COALESCE.
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Q1. This was taken with Director which focused mainly on behaviour, career plans and other relevant scenario and ethics.
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Q1. Are you comfortable in night shift?
Ans. 
Yes, I am comfortable working in night shifts as I have prior experience and can adjust my schedule accordingly.
• I have previous experience working night shifts

• I am able to adjust my schedule to accommodate night shifts

• I understand the importance of being alert and focused during night hours
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Q2. HOw much do you rate yourself in SQL?
Ans. 
I rate myself 8 out of 10 in SQL. I have strong knowledge and experience in writing complex queries and optimizing database performance.
• I have extensive experience writing complex SQL queries

• I am proficient in optimizing database performance

• I have worked with large datasets and can efficiently manipulate data using SQL
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Q1. What difference between master detail and lookup relationship
Ans. 
Master detail relationship is a parent-child relationship where the child record is dependent on the parent record, while lookup relationship is a loose association between two objects.
• Master detail relationship is a strict relationship where the child record cannot exist without the parent record.

• Lookup relationship is a more flexible relationship where the child record can exist without the parent record.

• In master de...read more
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