Niveus Solution Python Developer Trainee Interview Questions and Answers

Q1. What is id in python
Ans. 
id in Python is a unique identifier assigned to an object.
• id() function returns the unique identifier of an object

• id is used to check if two variables refer to the same object

• id values are unique within the lifetime of the object
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Q2. Method vs function
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A method is a function that belongs to a class, while a function is a standalone block of code.
• Methods are called on objects, while functions are called independently.

• Methods have access to the data within the class they belong to, while functions do not.

• Functions can be defined outside of classes, while methods are defined within classes.
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Q3. Generator and decorator
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Q1. Git related question
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Q2. Python list operation
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Q1. 1. Brief about yourself. 2. What is collection library in python 3. Can a list be key of dictionary in python 4. What is difference between load balancer and api gateway 5. What is primary and secondary ...read more
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Q2. Write a code to filter anagram
Ans. 
Code to filter anagram from an array of strings
• Create a dictionary to store sorted strings as keys and original strings as values

• Iterate through the array of strings and sort each string to check for anagrams

• Return the values of the dictionary to get the filtered anagrams
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Q1. Basic DSA Question
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Q2. Project based Question
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Q1. Generators and decorators
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Basic aptitude like speed time, graphs, etc and problem-solving questions of C language.

Q1. Write a Python Program in recursion
Ans. 
A Python program in recursion
• Recursion is a technique where a function calls itself to solve a problem

• The function should have a base case to stop the recursion

• The function should have a recursive case to continue the recursion

• Example: Factorial of a number using recursion

• Example: Fibonacci series using recursion
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Q2. What is Models in django
Ans. 
Models in Django are Python classes that define the structure of the database tables.
• Models are used to create, read, update and delete data from the database.

• They define the fields and their types, relationships between tables, and constraints.

• Models can be created using the Django ORM (Object-Relational Mapping) or by writing SQL.

• Example: class Book(models.Model): title = models.CharField(max_length=100) author = mod...read more
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Q3. How to import views in django
Ans. 
To import views in Django, you need to create a views.py file and import it in urls.py
• Create a views.py file in your Django app directory

• Define your views in the views.py file

• Import your views in urls.py using the 'from . import views' syntax

• Map your views to URLs in urls.py using the 'path()' function
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Q4. Method overloading method overriding
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Q1. Tell me about projects you worked on
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Q2. Basic python questions
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