Innominds Software Python Developer Interview Questions, Process, and Tips

Round duration - 60 minutes
Round difficulty - Medium

Technical Interview round with questions on Python and Web Services mainly.

Q1. Can you explain the difference between mutable and immutable objects in Python?
Ans. 
Mutable objects can be changed after creation, while immutable objects cannot be changed.
• Mutable objects: lists, dictionaries, sets

• Immutable objects: strings, tuples, numbers

• Example: list is mutable - can be modified by adding/removing elements

• Example: tuple is immutable - cannot be modified once created
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Q2. What is the difference between SOAP and REST in the context of Web API services?
Ans. 
SOAP is a protocol, while REST is an architectural style for web services.
• SOAP is a protocol that uses XML for message format and relies on a predefined set of standards (WSDL, SOAP, etc.)

• REST is an architectural style that uses standard HTTP methods (GET, POST, PUT, DELETE) and supports multiple data formats (JSON, XML, etc.)

• SOAP is more rigid and requires more bandwidth due to its XML format, while REST is more flexi...read more
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Q3. Can you explain method overriding in Python?
Ans. 
Method overriding in Python is when a subclass provides a specific implementation of a method that is already provided by its parent class.
• In method overriding, a subclass can provide a specific implementation of a method that is already defined in its parent class.

• The method in the subclass should have the same name, parameters, and return type as the method in the parent class to override it.

• Method overriding allows ...read more
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Round duration - 60 minutes
Round difficulty - Easy

Technical Interview round with questions on Python and Django mainly.

Q1. What are the differences between Django and Flask?
Ans. 
Django is a high-level Python web framework that encourages rapid development and clean, pragmatic design. Flask is a lightweight WSGI web application framework.
• Django is a full-featured framework with built-in ORM, admin panel, and authentication system, while Flask is more lightweight and flexible.

• Django follows the 'batteries included' philosophy, providing many built-in features out of the box, whereas Flask is mor...read more
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Q2. Can you explain the architecture of Django?
Ans. 
Django follows a Model-View-Template architecture, with models representing data, views handling logic, and templates for presentation.
• Django follows the Model-View-Template (MVT) architecture pattern.

• Models represent the data structure, Views handle the business logic, and Templates manage the presentation layer.

• Models interact with the database, Views process user requests, and Templates generate HTML output.

• Django's...read more
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Q3. What is the difference between JSON and XML?
Ans. 
JSON is lightweight, easy to read, and commonly used for web APIs. XML is more verbose, structured, and used for data interchange.
• JSON is lightweight and easy to read compared to XML

• XML is more verbose and structured than JSON

• JSON is commonly used for web APIs, while XML is used for data interchange

• JSON supports only text and number data types, while XML supports various data types including text, numbers, dates, and a
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