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I appeared for an interview before Mar 2023.
Strings are immutable to ensure data integrity and security.
Immutable strings prevent accidental changes to data
Immutable strings allow for safe sharing of data between different parts of a program
Immutable strings help in multithreading environments by avoiding race conditions
Example: 'hello' cannot be changed to 'hallo', a new string must be created
HashMap is a data structure that stores key-value pairs and uses hashing to quickly retrieve values based on keys.
HashMap internally uses an array of linked lists to store key-value pairs.
When a key-value pair is added, the key is hashed to determine the index in the array where it will be stored.
If multiple keys hash to the same index, a linked list is used to handle collisions.
To retrieve a value, the key is hashed a...
I applied via Approached by Company and was interviewed before Aug 2023. There was 1 interview round.
GoodWorkLabs Services interview questions for popular designations
I applied via Naukri.com and was interviewed in Mar 2021. There were 3 interview rounds.
New input types include color, date, datetime-local, email, month, number, range, search, tel, time, url, and week.
Color - allows users to select a color
Date - allows users to select a date
Datetime-local - allows users to select a date and time
Email - allows users to enter an email address
Month - allows users to select a month and year
Number - allows users to enter a number
Range - allows users to select a value within ...
No, Article Tag cannot be written inside Session Tab.
Article Tag and Session Tab are separate elements in web development.
Article Tag is used for defining the content of an article.
Session Tab is used for managing user sessions and interactions.
Placing Article Tag inside Session Tab would not make sense in terms of web structure.
Less and SASS/SCSS are CSS preprocessors that offer advantages such as variables, mixins, and nesting.
Both preprocessors allow for the use of variables, which can simplify the process of updating styles across a website.
Mixins allow for the reuse of code, reducing the amount of code that needs to be written.
Nesting allows for more organized and readable code.
SASS/SCSS also offers additional features such as functions a...
SASS is an older syntax of SCSS, which is a newer and more popular syntax of Sass.
SASS uses indentation for nesting, while SCSS uses braces.
SCSS is more similar to CSS syntax, making it easier for beginners to learn.
SCSS supports inline comments, while SASS does not.
SCSS files have a .scss extension, while SASS files have a .sass extension.
posted on 24 Oct 2023
I applied via Approached by Company and was interviewed before Oct 2022. There were 3 interview rounds.
Find duplicate items in array of strings.
Iterate through array and store each item in a hash set.
If item already exists in hash set, it is a duplicate.
I appeared for an interview in Feb 2025, where I was asked the following questions.
posted on 6 Jan 2025
I applied via LinkedIn and was interviewed in Dec 2024. There were 2 interview rounds.
Based on JavaScript and Java.
A task based on JavaScript.
posted on 2 Aug 2024
I applied via Approached by Company and was interviewed before Aug 2023. There was 1 interview round.
posted on 13 Aug 2024
I applied via Referral and was interviewed in Jul 2024. There was 1 interview round.
Single page application is a web application that loads a single HTML page and dynamically updates the content as the user interacts with the app.
SPA uses AJAX and HTML5 to create fluid and responsive user experience.
It eliminates the need for page reloading during use, making it faster and more efficient.
Examples include Gmail, Facebook, and Google Maps.
State management is the process of managing the state of an application, including data flow, user interface updates, and user interactions.
State management involves storing and updating the state of an application to ensure data consistency.
It helps in managing user interface updates based on changes in the application state.
State management is crucial for handling user interactions and maintaining a seamless user exp...
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