Candela Labs Interview Questions and Answers

Q1. Explain model, view and controller in brief
Ans. 
Model represents data, View displays data to user, Controller handles user input and updates model/view
• Model: Represents data and business logic

• View: Displays data to user

• Controller: Handles user input and updates model/view

• Example: In a web application, model could be a database table, view could be an HTML page, and controller could be a server-side script
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Q2. What are the various steps to create request object
Ans. 
Steps to create a request object
• Define the request object class

• Add properties to the request object class

• Implement methods to set and get values of the properties

• Instantiate the request object class

• Set values for the properties of the request object
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Q1. Where do you see yourself in next 5 years?
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Q2. Why are you interested in this job
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Q1. Basic accounting questions
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Q1. Tell me about yourself
Ans. 
I am an experienced analyst with a strong background in data analysis and problem-solving.
• Experienced analyst with a track record of successfully analyzing complex data sets

• Proficient in using statistical software and data visualization tools

• Strong problem-solving skills and ability to identify trends and patterns

• Excellent communication and presentation skills

• Example: In my previous role as a financial analyst, I condu...read more
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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 from XYZ University.

• I have 3 years of experience working as a data analyst at ABC Company.

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

• I have a proven track record of delivering actionable insights to drive business decisions.

• I am a q...read more
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Q2. Journal entries
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Q1. Lazy loading in react
Ans. 
Lazy loading in React is a technique used to improve performance by loading components only when they are needed.
• Lazy loading helps reduce initial load time by splitting the code into smaller chunks.

• React.lazy() and Suspense are commonly used for lazy loading in React.

• Lazy loading is especially useful for large applications with many components.
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Q2. Cache bursting
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Q3. Difference between == and ===
Ans. 
The difference between == and === is that == checks for equality after type coercion, while === checks for equality without type coercion.
• == is a loose equality operator that performs type coercion before comparing two values.

• === is a strict equality operator that does not perform type coercion before comparing two values.

• Example: 1 == '1' will return true, but 1 === '1' will return false.
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Q1. Related to DSA, language was Golang, mandatory, based on my profile
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Q1. Related to DSA and my previous company work experience
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Q1. DSA, Concurrency in Golnag, my previous company work experience and Cloud knowledge, Docker Kubernetes Knowledge
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Q1. Manegerial round, with my team manager
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MCQ with aptitude + basis of oops

Q1. Dictionary related questions in Python
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Q1. Salary Discussion, How early you can join etc
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Q1. Java coding round for freshers
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Q2. Java coding round for freshers engineering
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