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Lloyds Technology Centre
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I was interviewed in Feb 2025.
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I was interviewed in Jan 2025.
I applied via Recruitment Consulltant and was interviewed in Dec 2024. There was 1 interview round.
Lloyds Technology Centre interview questions for popular designations
I was interviewed in Dec 2024.
Get interview-ready with Top Lloyds Technology Centre Interview Questions
I applied via Naukri.com and was interviewed in Aug 2024. There was 1 interview round.
Function declaration is hoisted and can be called before it's defined, while function expression is not hoisted and must be defined before it's called.
Function declaration is hoisted, function expression is not
Function declaration can be called before it's defined, function expression must be defined before it's called
Function declaration syntax: function myFunction() {}, function expression syntax: const myFunction =
Event Looping in JS is the mechanism that allows JavaScript to handle asynchronous operations by executing callback functions in a non-blocking way.
Event Loop is responsible for executing code, collecting and processing events, and executing queued sub-tasks.
JS is single-threaded, so Event Loop helps in managing asynchronous operations without blocking the main thread.
Tasks are added to the call stack, then executed an...
Error boundaries in JS help catch and handle errors in React components.
Error boundaries are React components that catch JavaScript errors anywhere in their child component tree.
They log errors and display a fallback UI instead of crashing the whole app.
To create an error boundary, define a new component with componentDidCatch(error, info) method.
Use error boundaries sparingly as they only catch errors in components be...
Mock test cases using jest and react-testing library
Use jest.fn() to create mock functions for testing
Use jest.mock() to mock dependencies
Use render() from react-testing library to render components for testing
Use fireEvent() from react-testing library to simulate user interactions
Use expect() from jest to make assertions on test results
I applied via Walk-in and was interviewed in Jul 2024. There was 1 interview round.
Middleware is software that acts as a bridge between different applications or components, allowing them to communicate and work together.
Middleware facilitates communication between different software components
It can handle tasks such as data transformation, security, and routing
Examples include message brokers like RabbitMQ, API gateways like Kong, and web servers like Nginx
I/O streams are channels through which data can be transferred between a program and an external source or destination.
I/O streams can be used for reading input from a keyboard or file
I/O streams can be used for writing output to a screen or file
I/O streams can be used for network communication
A callback is a function that is passed as an argument to another function and is executed after a specific event occurs.
Used in asynchronous programming to handle responses or events
Allows for more flexible and modular code
Commonly used in JavaScript for event handling
I was interviewed in Jul 2024.
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