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15mins each code merge two array
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React has three main phases in its lifecycle: mounting, updating, and unmounting.
Mounting: when a component is created and inserted into the DOM
Updating: when a component is updated due to changes in props or state
Unmounting: when a component is removed from the DOM
Lifecycle methods can be used to perform actions at each phase, such as componentDidMount() or componentWillUnmount()
React also has error handling methods,
Strict mode is a way to write secure and optimized JavaScript code.
Enables catching of silent errors
Disallows duplicate property names or parameters
Prevents use of undeclared variables
Makes `eval()` safer to use
Throws errors on invalid usage of `this` keyword
CURD operations along with implementation of a mock UI
OOPs concepts are fundamental principles in object-oriented programming, including inheritance, encapsulation, polymorphism, and abstraction.
Inheritance: Allows a class to inherit properties and behavior from another class.
Encapsulation: Bundling data and methods that operate on the data into a single unit.
Polymorphism: Ability to present the same interface for different data types.
Abstraction: Hiding the complex imple...
I applied via Naukri.com and was interviewed before Jan 2023. There were 3 interview rounds.
I applied via Approached by Company and was interviewed in Feb 2024. There was 1 interview round.
Find the index of second maximum integer in a given array.
Iterate through the array to find the maximum integer.
Then iterate again to find the second maximum integer and return its index.
Hackerrank algorithms and ds test
I applied via Referral and was interviewed before Jan 2023. There were 3 interview rounds.
Logical Reasoning, Questions on distances, Questions on directions
1- Difference between array list and linked list.
2- Reverse the linked list
1-Difference between Arraylist and Linked list.
2-Check if strings are anagram.
I applied via Referral and was interviewed in Nov 2023. There was 1 interview round.
Basic maths question - given a number a and b get the nth number which is divisible by both a and b. And one sql query of concatinating the string in the column results.
Other - which movie you watched?
why do you watch?
who is your role model?
Why? What? How? Where?
Silly questions
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