Web Engineer Interview Questions and Answers

Angular apps can be catered to multiple locations by using localization techniques.

• Use Angular's built-in i18n support to create translations for different languages and regions.

• Use dynamic routing to serve different content based on the user's location.

• Use APIs to fetch location-specific data and display it in the app.

• Use CSS to customize the app's appearance based on the user's location.

• Consider using a content delivery network (CDN) to serve the app from servers closer to ...read more

Change detection strategy is used to identify changes in data or code and trigger appropriate actions.

• Change detection can be done through polling or event-driven mechanisms.

• Polling involves regularly checking for changes in data or code.

• Event-driven mechanisms involve triggering actions when specific events occur.

• Uses of change detection include updating UI elements, triggering notifications, and logging changes.

• Examples of change detection tools include Angular's ChangeDete...read more

JS is the core language, while jQuery is a library built on top of JS. JS is faster for simple tasks, while jQuery can be faster for complex DOM manipulation.

• JS is the core language of the web, while jQuery is a library built on top of JS.

• JS can be faster for simple tasks due to direct DOM manipulation.

• jQuery can be faster for complex DOM manipulation tasks due to its optimized methods.

• Consider using vanilla JS for simple tasks and jQuery for complex tasks for better performa...read more

Pure pipes are functions that transform input data into output data without modifying the original data.

• Pure pipes are used in Angular to transform data before displaying it in the view.

• They are stateless and do not have any side effects.

• Pure pipes can be used to filter, sort, format, or manipulate data in other ways.

• Examples of pure pipes include DatePipe, UpperCasePipe, and CurrencyPipe.