Osstem Implant India Interview Questions and Answers

To find code performance issues in production, use monitoring tools and profiling techniques.

• Use monitoring tools like New Relic, AppDynamics, or Datadog to track performance metrics and identify bottlenecks.

• Use profiling techniques like CPU profiling, memory profiling, and network profiling to pinpoint specific areas of the code that are causing performance issues.

• Analyze logs and error messages to identify patterns a...read more

Asynchronous programming is a programming paradigm that allows multiple tasks to run concurrently without blocking each other.

• Asynchronous programming is used to improve the performance of applications that require a lot of I/O operations.

• It involves the use of callbacks, promises, and async/await keywords in JavaScript.

• Asynchronous programming can be used in both front-end and back-end development.

• Examples of asynchro...read more

Program to change background color on button click in Angular

• Create a button in Angular template

• Add click event listener to the button

• Use setInterval() function to change background color after every 0.5 sec

• Use ngStyle directive to change background color dynamically

Use Angular's 'resolve' property to load component after services are loaded.

• Create a resolver service that waits for all three services to complete before resolving.

• Add the resolver service to the 'resolve' property of the component's route.

• Access the resolved data in the component using the ActivatedRoute service.

• Example: { path: 'my-component', component: MyComponent, resolve: { data: MyResolverService } }

IQueryable is for querying data from a source that implements IQueryable interface while IEnumerable is for iterating over a collection of data.

• IQueryable is used for deferred execution while IEnumerable is used for immediate execution.

• IQueryable is used for querying data from a remote data source while IEnumerable is used for querying data from an in-memory collection.

• IQueryable is more efficient for large datasets as...read more

Entity Framework is an ORM while ADO.NET is a data access technology.

• Entity Framework is easier to use and provides more abstraction than ADO.NET.

• ADO.NET is faster and more flexible than Entity Framework.

• Use Entity Framework for simple CRUD operations and ADO.NET for complex queries and performance-critical applications.

The SAP EWM involves configuring end-to-end processes for warehouse management.

• Configuration of warehouse structure and layout

• Setting up storage types, storage bins, and storage sections

• Defining warehouse tasks and activities

• Configuring goods receipt and goods issue processes

• Integration with other SAP modules like MM, SD, and PP

SAP products go through various stages from development to end of life, including design, development, testing, implementation, maintenance, and retirement.

• Design phase involves planning and creating the product's architecture.

• Development phase includes coding and building the product.

• Testing phase ensures the product meets quality standards.

• Implementation phase involves deploying the product for use by customers.

• Maint...read more