ACKO Interview Questions, Process, and Tips

Basic problem solving

Q1. Implement drag and drop
Ans. 
Implementing drag and drop functionality in UI development.
• Use HTML5 drag and drop API

• Add 'draggable' attribute to elements you want to drag

• Implement 'dragstart', 'dragover', 'drop' events

• Use CSS to style dragged elements

• Consider using libraries like jQuery UI for more complex drag and drop interactions
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Q2. Basic JS questions
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Q1. Culture fit test
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Q1. Will you available 24*7 365 days ?
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Q1. It will be as usual self describe questions for past experience
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Needs to have some knowledge in advance excel

Q1. Bloc, provider, widgets, listview vs listview.builder
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Q1. What is Bloc and its uses?
Ans. 
Bloc is a state management library for Flutter that helps manage the flow of data and events.
• Bloc stands for Business Logic Component.

• It helps separate the presentation layer from the business logic.

• Bloc is commonly used with Flutter to handle state management and data flow.

• It uses streams to handle asynchronous data and events.

• Bloc pattern consists of events, states, and a bloc class to handle the business logic.
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Q2. Different types of state management
Ans. 
State management is a crucial aspect of app development to handle and update the state of the application.
• Local State Management: Managing state within a widget using setState() method.

• InheritedWidget: Sharing state across the widget tree using InheritedWidget.

• Provider: A popular state management solution that uses InheritedWidget under the hood.

• Redux: A predictable state container for managing the state of the app.

• Blo...read more
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Q3. What is stateless
Ans. 
Stateless refers to a widget in Flutter that does not have any mutable state.
• Stateless widgets are immutable and their properties cannot change once they are initialized.

• They are used for UI components that do not need to update or change based on user interactions.

• Examples include static text labels, icons, and buttons that do not change appearance.

• Stateless widgets are more efficient than stateful widgets as they do
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Q4. Lifecycle of stateful widget
Ans. 
Stateful widgets in Flutter have a lifecycle that includes various methods being called at different stages.
• Stateful widgets have methods like initState(), didChangeDependencies(), build(), and dispose() that are called at different points in the widget's lifecycle.

• initState() is called when the widget is inserted into the tree, didChangeDependencies() is called when the widget's dependencies change, build() is called ...read more
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Q1. Hiring manager : Question around past experience
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Q1. Design Instagram for kids
Ans. 
Design a kid-friendly version of Instagram
• Implement strict age verification to ensure only kids can create accounts

• Create a simplified user interface with larger icons and intuitive navigation

• Enable parental controls to monitor and limit usage

• Implement content filtering and moderation to ensure child-appropriate content

• Introduce educational features like quizzes or challenges to promote learning

• Encourage positive inter...read more
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Q1. Engineering Manager : Stakeholder Management round
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Q1. Basic HR questions
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Q1. HLD of Instagram
Ans. 
High-level design of Instagram
• User authentication and authorization

• Photo and video uploading and sharing

• Feed algorithm for displaying posts

• Direct messaging feature

• Explore page for discovering new content
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Q1. He asked to write a code on maintaining the parking and for 10min 10 rupees every 1 min 2 ruppes increase
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