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I applied via Hirist and was interviewed in Jul 2023. There were 3 interview rounds.
Django follows the Model-View-Controller (MVC) architectural pattern, with models representing data, views handling user interface, and controllers managing the logic.
Django uses the Model-View-Template (MVT) pattern, where templates handle the presentation layer.
Models define the data structure, views handle user requests and responses, and templates render the HTML output.
Django's architecture promotes reusability, m...
Django ORM is used to interact with the database in a more Pythonic way, allowing developers to work with database tables as Python objects.
Django ORM abstracts away the complexities of SQL queries, making it easier for developers to interact with the database.
It provides an object-oriented interface to interact with the database, allowing developers to define models and perform CRUD operations.
Django ORM automatically...
Binary search algorithm to find an element in a sorted array.
Define a function that takes a sorted array and a target element as input.
Initialize low and high pointers to the start and end of the array.
While low pointer is less than or equal to high pointer, calculate mid pointer and compare target with element at mid.
If target is found at mid, return mid index. If target is less than element at mid, update high pointe...
Indexing in MongoDB improves query performance by allowing the database to quickly locate and retrieve specific documents.
Indexes in MongoDB are similar to indexes in relational databases, allowing for efficient data retrieval.
Types of indexes in MongoDB include single field, compound, multikey, text, hashed, and geospatial indexes.
Single field indexes are created on a single field in a document, while compound indexes...
Optimising MongoDB Database involves indexing, proper query optimization, sharding, and using the right data model.
Create indexes on fields frequently used in queries to improve query performance.
Use the explain() method to analyze and optimize query performance.
Implement sharding to distribute data across multiple servers for scalability.
Use the appropriate data model for your application to reduce the number of queri...
Sharding is a database partitioning technique to distribute data across multiple servers.
Sharding helps improve scalability by distributing data across multiple servers.
Each shard is a separate database that stores a subset of the data.
Sharding can be based on different criteria like range-based, hash-based, or key-based sharding.
Example: In a social media platform, user data can be sharded based on the user's geograph
Media queries are CSS rules that allow for different styles to be applied based on the characteristics of the device displaying the webpage.
Media queries are used in responsive web design to make websites adapt to different screen sizes and resolutions.
They are written using the @media rule in CSS.
Media queries can target various features such as screen width, height, orientation, and resolution.
Example: @media only sc...
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I applied via Company Website and was interviewed before Dec 2020. There were 4 interview rounds.
I applied via Referral and was interviewed before Jan 2021. There was 1 interview round.
I applied via Campus Placement and was interviewed before Feb 2021. There were 3 interview rounds.
Aptitude round consists Logical reasoning, General Aptitude, Grammar related questions etc. All are moderate level questions.
OOPs is a programming paradigm that uses objects to represent real-world entities. Java is an OOPs language.
OOPs stands for Object-Oriented Programming System
Java is a class-based OOPs language
Encapsulation, Inheritance, Polymorphism, and Abstraction are the four pillars of OOPs
Objects have state and behavior
Java supports interfaces, which allow for multiple inheritance
Example: A car can be represented as an object wit...
Java solves machine dependency by using bytecode and virtual machine.
Java code is compiled into bytecode which is platform-independent
The bytecode is executed by the Java Virtual Machine (JVM) which is platform-specific
JVM translates bytecode into machine code for the specific platform
This allows Java code to run on any platform with a JVM installed
Example: A Java program compiled on Windows can run on Linux or Mac as
I applied via Campus Placement and was interviewed before May 2021. There were 2 interview rounds.
Numerical ability and logical reasoning followed by some coding mcqs
Printing 1 to 100 without for loop
Use recursion to print numbers from 1 to 99
Print 100 outside the recursion
Use a base case to stop recursion at 100
I applied via Campus Placement and was interviewed before Jun 2021. There were 2 interview rounds.
Simple aptitude test
I applied via Company Website and was interviewed before Jul 2021. There were 2 interview rounds.
Attended the codevita competition in final year of college.
I applied via Campus Placement and was interviewed before Aug 2021. There were 2 interview rounds.
It was a basic aptitude test.
I applied via Campus Placement and was interviewed before Jun 2021. There were 2 interview rounds.
I applied via Campus Placement and was interviewed before May 2021. There were 2 interview rounds.
- basic programming on C
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