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I applied via Walk-in and was interviewed in Sep 2022. There were 2 interview rounds.
If the Zoom application does not open, I will troubleshoot the issue by checking for any error messages, restarting the computer, updating the application, and reinstalling if necessary.
Check for any error messages or notifications
Restart the computer to refresh the system
Update the Zoom application to the latest version
Reinstall the Zoom application if the issue persists
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I applied via Naukri.com and was interviewed in Nov 2020. There were 3 interview rounds.
I applied via Naukri.com and was interviewed in Sep 2020. There were 3 interview rounds.
Event loop is a mechanism that allows non-blocking I/O operations in a single-threaded environment.
Event loop is used in programming languages like JavaScript and Python.
It manages the execution of multiple tasks by prioritizing them based on their priority level.
It continuously checks for new events and executes them in a loop.
It allows for efficient handling of I/O operations without blocking the main thread.
It is co...
let, var and const are used to declare variables in JavaScript with different scoping rules and mutability.
let and var are used to declare variables that can be reassigned later, but var has function scope while let has block scope.
const is used to declare variables that cannot be reassigned and have block scope.
Using const does not mean the value is immutable, only the variable reference is.
let and const were introduc...
I applied via Recruitment Consulltant and was interviewed before Sep 2021. There were 3 interview rounds.
This was a very easy test. It can be crackable easily.
Junit test cases should always be re-run to ensure code quality and prevent regression.
Junit test cases should be run after every code change.
Test cases should cover all possible scenarios and edge cases.
Test cases should be automated to save time and ensure consistency.
Test cases should be reviewed and updated regularly.
Regression testing should be performed to ensure new changes do not break existing functionality.
posted on 21 Apr 2021
posted on 4 Jun 2021
Singleton design pattern restricts the instantiation of a class to one object.
Ensures only one instance of a class exists
Provides a global point of access to that instance
Used when only one instance of a class is needed throughout the application
Example: Database connection manager
I applied via LinkedIn and was interviewed before Nov 2021. There were 2 interview rounds.
OOPs concepts are the principles of object-oriented programming. Function pointers are pointers that point to functions.
OOPs concepts include encapsulation, inheritance, polymorphism, and abstraction.
Encapsulation is the process of hiding implementation details and exposing only necessary information.
Inheritance is the process of creating new classes from existing ones.
Polymorphism is the ability of objects to take on ...
posted on 20 Apr 2022
I applied via Recruitment Consulltant and was interviewed before Apr 2021. There was 1 interview round.
NoSQL databases are non-relational databases that store and retrieve data in a non-tabular format.
Document-oriented databases (MongoDB, Couchbase)
Key-value stores (Redis, Riak)
Column-family stores (Cassandra, HBase)
Graph databases (Neo4j, OrientDB)
Scaling refers to the process of increasing or decreasing the capacity of a system to handle more or less load.
Vertical Scaling: Adding more resources to a single node
Horizontal Scaling: Adding more nodes to a system
Load Balancing: Distributing the load across multiple nodes
Database Sharding: Splitting a database into smaller parts to distribute the load
Caching: Storing frequently accessed data in memory for faster acc
I applied via Approached by Company and was interviewed before Apr 2021. There were 2 interview rounds.
I applied via Recruitment Consultant and was interviewed in May 2019. There were 3 interview rounds.
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