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Activity in Android is a single screen with a user interface. It has a lifecycle that defines its state at any given time.
Activity is a fundamental building block of Android applications
It represents a single screen with a user interface
Activity lifecycle includes methods like onCreate(), onStart(), onResume(), onPause(), onStop(), onDestroy()
Activities can transition between different states based on user interactions
There are three main types of services: business services, consumer services, and public services.
Business services are services provided to other businesses, such as consulting or marketing services.
Consumer services are services provided directly to consumers, such as retail or hospitality services.
Public services are services provided by the government or non-profit organizations, such as healthcare or education ser
To disable screenshot, you can use a combination of hardware and software restrictions.
Use a mobile device management (MDM) solution to restrict screenshot functionality
Implement code in your app to prevent screenshots from being taken
Consider using secure containers or environments to prevent unauthorized access to sensitive information
Types of intent refer to the different categories of intentions that a user may have when interacting with a system.
Informational intent - user seeks information or answers to questions
Transactional intent - user wants to perform a specific action or transaction
Navigational intent - user wants to navigate to a specific page or section
Commercial intent - user is interested in purchasing a product or service
I applied via Company Website and was interviewed in Oct 2024. There were 3 interview rounds.
It was a coding round interview along with interviewer via Virtual mode. I was given 2 coding questions on HackerRank for the interview:
1. one was an easy problem on counting minimum replacements.
2. "pat is an ordinary kid who works hard to be a great runner...." this was a challenging problem (which I managed to solve).
3. I was asked some basic Python questions, as the role was for a Python Developer.
I would use a relational database like MySQL for the Parking lot as it provides structured data storage and supports complex queries.
Relational databases like MySQL offer structured data storage for parking lot information
Supports complex queries for managing parking lot data efficiently
Ability to handle large amounts of data and transactions
Provides data integrity and security features
Can easily integrate with other s
I applied via Company Website and was interviewed in Nov 2024. There was 1 interview round.
20 min for 1 round of interview
OOPs concepts are fundamental principles in object-oriented programming that help in organizing and managing code efficiently.
Encapsulation: Bundling data and methods that operate on the data into a single unit (class).
Inheritance: Allows a class to inherit properties and behavior from another class.
Polymorphism: Ability to present the same interface for different data types.
Abstraction: Hiding the complex implementati...
Multithreading allows multiple threads to run concurrently, improving performance and responsiveness.
Multithreading is used to execute multiple tasks simultaneously within a single process.
It can improve performance by utilizing multiple CPU cores efficiently.
Common multithreading libraries include Java's Thread class and C#'s Task Parallel Library.
Example: In a web server, multithreading can handle multiple client req...
I am a passionate software developer with experience in Java, Python, and web development.
Experienced in Java and Python programming languages
Skilled in web development using HTML, CSS, and JavaScript
Familiar with Agile development methodologies
useCallback is used to memoize functions, while useMemo is used to memoize values.
useCallback is used to memoize functions to prevent unnecessary re-renders.
useMemo is used to memoize the result of an expensive computation.
Both hooks help optimize performance by memoizing values.
Example: useCallback can be used to memoize event handler functions.
Example: useMemo can be used to memoize the result of a complex calculatio
I was interviewed in May 2024.
I applied via Naukri.com and was interviewed in Jun 2024. There were 2 interview rounds.
posted on 8 Jun 2024
I applied via Job Portal and was interviewed in May 2024. There was 1 interview round.
I used Service Bus to implement asynchronous communication between microservices in my application.
Implemented message queuing for decoupling services
Used Service Bus to handle communication between different components
Leveraged Service Bus for reliable message delivery
Authorization at our organization is implemented using role-based access control (RBAC) and OAuth.
Role-based access control (RBAC) is used to assign permissions to roles, which are then assigned to users based on their job responsibilities.
OAuth is used for authentication and authorization, allowing users to access resources based on their permissions and roles.
Access control lists (ACLs) are also used to define specif
Entity Framework Core is preferred for its improved performance, cross-platform support, and new features.
Entity Framework Core is faster and more lightweight compared to Entity Framework.
Entity Framework Core supports cross-platform development, allowing for easier deployment on different operating systems.
Entity Framework Core introduces new features like Global Query Filters, Owned Entities, and Value Conversions fo
To delete all distinct records, use a query to identify and remove duplicate entries.
Identify distinct records using a query
Delete duplicate entries from the database
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