InnovationM Interview Questions, Process, and Tips

Activity lifecycle is affected when screen rotates, causing onPause, onStop, onDestroy, onCreate, onStart, and onResume to be called in sequence.

• When screen rotates, onPause is called to pause the activity

• onStop is called next to stop the activity

• onDestroy is called to destroy the activity

• onCreate is called to recreate the activity

• onStart is called to start the activity

• onResume is called to resume the activity

Viewmodel is used to store and manage UI-related data in a lifecycle-conscious way.

• Viewmodel survives configuration changes like screen rotations

• Prevents memory leaks by separating UI data from UI controller

• Improves app performance by reducing the need to reload data

MVVM focuses on separating the UI from the business logic, while Clean architecture emphasizes separation of concerns and layers.

• MVVM stands for Model-View-ViewModel, where the ViewModel acts as a mediator between the View and the Model.

• Clean architecture divides the app into layers (domain, data, presentation) with clear boundaries and dependencies.

• MVVM is more suitable for small to medium-sized projects, while Clean ...read more

Designing an efficient image loading library for Android applications.

• Support for loading images from various sources like network, disk, and resources.

• Caching mechanism to store and retrieve images for faster loading.

• Ability to handle image resizing and scaling for different screen sizes.

• Support for asynchronous loading to prevent UI thread blocking.

• Integration with popular image loading libraries like Picasso or Glid...read more

ViewModel is a class that stores and manages UI-related data in a lifecycle-conscious way.

• ViewModel survives configuration changes such as screen rotations.

• ViewModel is not destroyed when the activity is destroyed, allowing data to be retained.

• ViewModel is typically used to hold and manage data for the UI.

Immutable class is a class whose instances cannot be modified after creation.

• Immutable classes have all their fields marked as final, so they cannot be changed once initialized.

• Immutable classes typically have no setter methods, only getter methods.

• Examples of immutable classes in Java include String, Integer, and LocalDate.

SharedViewModel is a class that is used to share data between fragments in an Android app.

• SharedViewModel is a part of the Android Architecture Components.

• It allows fragments to communicate with each other without directly referencing each other.

• SharedViewModel is typically used to share data between fragments in a single activity.

Aligning organizational culture with strategic goals improves employee performance and business success.

• Clearly communicate strategic goals to all employees

• Lead by example - senior management should embody the desired culture

• Provide training and development opportunities to align employee skills with goals

• Recognize and reward behaviors that support the desired culture

• Encourage open communication and feedback channels

• Re...read more

Aligning organizational culture with strategic goals improves employee performance and business success.

• Clearly communicate strategic goals to all employees

• Lead by example - senior management should embody the desired culture

• Provide training and development opportunities to align employees with company values

• Recognize and reward behaviors that support the desired culture

• Encourage open communication and feedback channel...read more