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React is a JavaScript library for building user interfaces.
Declarative: React makes it easy to create interactive UIs by breaking them into reusable components.
Virtual DOM: React uses a virtual DOM to improve performance by only updating the necessary parts of the actual DOM.
Component-based: React encourages the creation of reusable components that manage their own state.
JSX: React allows you to write HTML-like syntax
Top trending discussions
Calculator code of addition substraction and multiplication
CODING TEST OF how to add 2 numbers
Coding test of how to use loops
posted on 9 Dec 2024
I applied via Approached by Company and was interviewed in Nov 2024. There were 2 interview rounds.
I applied via Referral and was interviewed in Jun 2024. There were 3 interview rounds.
Online test for aptitude and technical questions which is quite easy you need above 12 marks i guess , only then you will be considered for technical interview
Object-oriented programming concepts that focus on classes, objects, inheritance, encapsulation, and polymorphism.
Classes: Blueprint for creating objects with attributes and methods.
Objects: Instances of classes that contain data and behavior.
Inheritance: Ability for a class to inherit attributes and methods from another class.
Encapsulation: Bundling data and methods that operate on the data into a single unit.
Polymorp...
Print numbers in pyramid shape patterns using SQL code.
Use a loop to iterate through rows and columns to print the numbers in pyramid shape.
Increment the numbers in each row to create the pyramid effect.
Consider the spacing and alignment to create a visually appealing pyramid pattern.
Code to sort array without sort function
Iterate through the array and compare each element with the rest to find the smallest element
Swap the smallest element with the first element in the unsorted portion of the array
Repeat the process for the remaining unsorted portion of the array until fully sorted
List is a collection of objects, string array is an array of strings, etc. Each has its own characteristics and uses.
List: dynamic collection of objects, can grow/shrink in size. Example: List
String array: fixed-size array containing strings. Example: String[] names = new String[3];
Array: fixed-size collection of elements of the same type. Example: int[] scores = new int[5];
SQL join types allow combining data from multiple tables based on a specified condition.
Inner Join: Returns rows that have matching values in both tables.
Left Join: Returns all rows from the left table and the matched rows from the right table.
Right Join: Returns all rows from the right table and the matched rows from the left table.
Full Outer Join: Returns all rows when there is a match in either left or right table.
S...
Key types in SQL include primary keys, foreign keys, unique keys, and composite keys.
Primary key: uniquely identifies each record in a table.
Foreign key: establishes a relationship between two tables.
Unique key: ensures that all values in a column are unique.
Composite key: combination of multiple columns to uniquely identify a record.
Use SQL JOIN to combine two tables and display information.
Use the JOIN keyword to combine tables based on a related column
Specify the columns you want to display in the SELECT statement
Use ON clause to specify the column used for joining the tables
I have worked on technologies such as Java, Python, SQL, and JavaScript.
Java
Python
SQL
JavaScript
I have implemented various web applications using technologies like HTML, CSS, JavaScript, and React.
Developed a responsive website for a local business using HTML, CSS, and JavaScript
Created a single-page application using React for a personal project
Integrated APIs to fetch and display data dynamically on web pages
posted on 23 Apr 2024
posted on 14 Apr 2024
General Aptitude Test
posted on 1 Dec 2024
Coding questions codility hacker ranl
posted on 27 Apr 2024
I applied via campus placement at Bangalore Institute Of Technology (BIT) and was interviewed in Mar 2024. There were 3 interview rounds.
Time distance and basic puzzle questions,6 questions in 45 minutes
To burn a node in a binary tree, we mark the node as burned and then recursively burn its left and right children.
Mark the current node as burned
Recursively burn the left child
Recursively burn the right child
based on 1 interview
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