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I appeared for an interview before Mar 2023.
HOC (Higher Order Components) in React are functions that take a component and return a new component with additional functionality.
HOCs are a common pattern in React for code reuse, logic abstraction, and separation of concerns.
They are used to enhance components with additional props, state, or lifecycle methods.
Example: Creating a HOC that adds a loading spinner while data is being fetched from an API.
A generic button component for React
Create a Button component with props for text, onClick function, and optional styles
Use React's useState hook to manage button state if needed
Implement onClick handler to trigger a function when button is clicked
Allow for customization of button styles using props
Memoization techniques involve storing the results of expensive function calls and returning the cached result when the same inputs occur again.
Using a hash table to store previously computed results
Implementing memoization with dynamic programming
Memoizing recursive functions to avoid redundant calculations
I applied via Approached by Company and was interviewed in Aug 2024. There was 1 interview round.
I appeared for an interview in Mar 2024.
Kotlin extension functions allow adding new functions to existing classes without modifying their source code.
Extension functions are defined outside the class they extend.
They can be called on the object of the class they extend.
They can access the properties and functions of the class they extend.
A higher order function is a function that can take other functions as parameters or return functions as results.
Higher order functions can be used to create more flexible and reusable code.
They can be used to implement callbacks, event handling, and functional programming concepts.
Example: map, filter, and reduce functions in JavaScript are higher order functions.
Activity lifecycle methods are a set of methods that are called at different stages of an activity's life cycle.
onCreate() - called when the activity is first created
onStart() - called when the activity is becoming visible to the user
onResume() - called when the activity will start interacting with the user
onPause() - called when the activity is going into the background, but still visible
onStop() - called when the act...
Fragments are modular sections of an activity's user interface, allowing for more flexible and dynamic UI designs.
Fragments can be reused across multiple activities
They help in creating responsive UIs for different screen sizes
Fragments can be added or removed dynamically during runtime
They are useful for implementing multi-pane layouts on tablets
I applied via Company Website and was interviewed in Mar 2024. There was 1 interview round.
Trantor interview questions for popular designations
I applied via Approached by Company and was interviewed in Apr 2024. There was 1 interview round.
I applied via LinkedIn and was interviewed in Jun 2024. There was 1 interview round.
Chart and report , function and formula
I applied via Recruitment Consulltant and was interviewed in Jun 2023. There were 3 interview rounds.
I applied via Campus Placement and was interviewed in May 2023. There were 3 interview rounds.
NACL is a stateless firewall at the subnet level, while security groups are stateful firewalls at the instance level.
NACL operates at the subnet level, controlling inbound and outbound traffic based on rules.
Security groups operate at the instance level, controlling inbound and outbound traffic based on rules.
NACL is stateless, meaning it does not keep track of the state of connections.
Security groups are stateful, mea...
I applied via Recruitment Consulltant and was interviewed in Jul 2023. There were 4 interview rounds.
Basics dsa coding ,oops concepts, spring boot microservices REST jpa etc
Basic dsa , spring boot microservices REST jpa aws hibernate etc
I applied via LinkedIn and was interviewed in Aug 2023. There were 3 interview rounds.
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