Tornado Group Interview Questions and Answers

Q1. How do yo sharding in mongodb
Ans. 
Sharding in MongoDB involves partitioning data across multiple servers to improve scalability and performance.
• Sharding is achieved by dividing data into chunks based on a shard key

• Each shard contains a subset of the data, distributed across multiple servers

• MongoDB's sharding architecture includes config servers, query routers, and shard servers

• Sharding can be implemented at the collection level in MongoDB
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Q1. Python questions
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Q1. Why you want to work here
Ans. 
I am passionate about software development and believe in the company's mission and values.
• I admire the company's innovative projects and technologies.

• I resonate with the company's culture of collaboration and continuous learning.

• I am excited about the opportunity to work with a talented team of developers.

• I believe my skills and experience align well with the company's needs.
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Q1. Sdlc process, MVC architecture, entity framework, SQL queries
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Q2. SQL queries, state vs stateless, url
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Q1. In depth technical questions
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Q2. System design questions
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Basic Fibonacci and prime number questions.

Q1. Questions on your resume
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Q2. Questions on summer internship
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Q1. Awareness in general about trends
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Q2. Company awareness
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Q1. Educational Qualification of yours
Ans. 
Bachelor's degree in Economics from XYZ University
• Bachelor's degree in Economics

• Graduated from XYZ University

• Specialized in macroeconomics

• Completed coursework in statistics and econometrics
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Q2. Knowledge of Ind AS
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Q1. Automation testing platforms
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Q2. Java programs for list and strings
Ans. 
Java programs for manipulating lists and strings.
• Use ArrayList class for lists and String class for strings.

• To add elements to a list: list.add(element);

• To access elements in a list: list.get(index);

• To concatenate strings: string1 + string2;

• To find the length of a string: string.length();
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Q1. What is the use of namespace in Php?
Ans. 
Namespace in PHP is used to avoid naming conflicts between classes, functions, and variables.
• Namespace allows grouping of related classes, functions, and variables under a common name.

• It helps in organizing code and makes it easier to maintain.

• Namespace can be declared using the 'namespace' keyword followed by the namespace name.

• Example: namespace MyNamespace;

• To use a class or function from a namespace, we need to spec...read more
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Q2. Difference between interface and abstract class
Ans. 
Interface defines only method signatures while abstract class can have both method signatures and implementations.
• An interface can be implemented by multiple classes while an abstract class can only be extended by one class.

• An abstract class can have constructors while an interface cannot.

• An abstract class can have non-abstract methods while an interface can only have abstract methods.

• An abstract class can have instanc...read more
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