10+ Angular Frontend Developer Interview Questions and Answers for Freshers

Some new features in the latest Angular version include Ivy rendering engine, Bazel support, and differential loading.

• Ivy rendering engine for improved performance and smaller bundle sizes

• Bazel support for faster builds and better dependency management

• Differential loading for serving different bundles to modern and legacy browsers

Single page application is a web application that loads a single HTML page and dynamically updates the content as the user interacts with the app.

• Loads a single HTML page initially

• Content is dynamically updated without reloading the page

• Uses AJAX, JavaScript, and frameworks like Angular to achieve smooth user experience

• Improves performance by reducing server requests

• Examples: Gmail, Facebook, Twitter

angular.json is used for configuring Angular project settings, while package.json is used for managing project dependencies.

• angular.json is specific to Angular projects and contains configuration settings such as build options, paths, and project targets

• package.json is used in all Node.js projects and contains metadata about the project, as well as dependencies and scripts

• angular.json is used by the Angular CLI to manage project settings, while package.json is used by npm to ...read more

Yes, I am able to task solving by breaking down complex problems into smaller tasks and finding solutions.

• I have experience in breaking down complex requirements into manageable tasks

• I am skilled in problem-solving techniques and can find solutions efficiently

• I have successfully completed tasks in previous projects by following a systematic approach

Pipes in Angular are used to transform data before displaying it in the view.

• Pipes are used to format data in templates.

• They can be used to filter, sort, or transform data.

• Examples include currency, date, and uppercase pipes.

A linked list is a data structure consisting of nodes where each node points to the next node in the sequence.

• Consists of nodes connected by pointers

• Does not have a fixed size like arrays

• Can be singly linked or doubly linked

• Example: Singly linked list: 1 -> 2 -> 3 -> null

Merge Sort is a divide and conquer algorithm that divides the input array into two halves, sorts them recursively, and then merges them back together in sorted order.

• Divide the input array into two halves

• Sort each half recursively

• Merge the sorted halves back together in sorted order

• Time complexity of O(n log n)

• Example: [38, 27, 43, 3, 9, 82, 10] -> [3, 9, 10, 27, 38, 43, 82]

Pipes in Angular are used to transform data before displaying it in the view.

• Pipes are used to format data in templates.

• They can be used to filter, order, or transform data.

• Examples include currency, date, and uppercase pipes.

Data binding is a mechanism in Angular that synchronizes data between the model and the view.

• Data binding allows for automatic updates to the user interface when the underlying data changes.

• There are different types of data binding in Angular, such as interpolation, property binding, event binding, and two-way binding.

• Interpolation is used to display dynamic values in the view using double curly braces, e.g., {{ variable }}.

• Property binding allows you to set the value of an H...read more

TypeScript is a superset of JavaScript that adds static typing and other features to enhance JavaScript development.

• TypeScript is a programming language developed by Microsoft.

• It is a superset of JavaScript, meaning that any valid JavaScript code is also valid TypeScript code.

• TypeScript adds static typing, which allows for type checking during development.

• It also introduces features like classes, interfaces, modules, and decorators.

• TypeScript code is transpiled into JavaScrip...read more