Most Commonly Asked Angular Interview Questions and Answers
Angular is a software engineering platform which is open-source in nature. The technology helps in building an efficient user interface. It provides the platform as well as the framework which can build client application using a medium like HTML and even TypeScript. The client applications that Angular creates are of a single-page type. The normal writing method for Angular is TypeScript. The platform is behind the implementation of the core functionality as well as the optional ones. The implementation takes place as a pile of TypeScript library that can be imported into the apps.
Angular application takes up a particular architecture. This architecture is dependent on a particular set of fundamental and basic concepts. The primary building block of the particular Angular framework in context is its components. All these components constitute the NgModules. The NgModules provide the facility of collection of related codes and formulation of these codes into functional and adaptive sets. The set of NgModules defines the Angular app. It is basic for any application to have in the minimum a root module which can help in bootstrapping. The application should also have a good number of feature modules.
Detailed Information about Angular
The components in this context define a view that is present as a set of different screen elements. These elements are available for Angular to choose from and modify these particular chosen elements, keeping in view the data and program logics. The components particularly use various services. The services give a chance to specific and various functionalities which are not related to the views directly. The service providers find their place in the components in the form of competencies that help in making the code modulating, reusable and effective as well as efficient.
The classes like modules, services and different components use the decorators. The decorators are responsible for providing the metadata that instructs Angular on the ways that define their usage. The metadata in accordance with the component class is responsible for associating that component with the template, which can define a view. The template plays the role of combining an ordinary HTML with different Angular directives as well as binding the markup. This gives an Angular chance to modify a particular HTML prior to rendering it for a certain display purpose. The metadata that is responsible for the service class works towards providing the essential information that Angular requires. The Angular need this information to provide it to the components via a process called dependency injection.
The components of the application normally define various views which are arranged in a hierarchical manner. The router service is a part of Angular function which provides scope for navigating different path among the various defined views. The router gives the feature of in-browser navigating possibility with sophistication.
Is Angular easy?
Many times a question comes to the minds of the people that if the Angular is easy to learn or not. But the answer to this question completely depends on the fact that the aspiring person has some knowledge about the JavaScript or not. The basic knowledge about JavaScript is very important to learn and understand the concepts of Angular. If there is no prior knowledge, then learning Angular can become a hectic task to do.
Why is Angular used?
The use of Angular can be seen in the development of various webs, mobile and other desktop applications. It is of great benefit when the topic of building various applications comes in mind. Angular works as an application developer using the Typescript, which is popular defines the superset of the JavaScript in view. The codes present in the form of Typescript can be commuted as JavaScript, therefore, rendering it to the browser. Angular is the most popular and efficient framework available for the development of different application in consideration. There are a number of versions of Angular. The versions are Angular 1 or Angular JS, Angular 2, Angular 4 and so on.
Learning Angular In-Depth
The popularity of the Angular framework keeps on increasing day after day. In this case, it is really important for the individual interested in this field to prepare thoroughly to keep a pace with the developing industry. There are many individuals who are aspiring to be Angular developers or professionals. The competition keeps rising day after day. Many associations are in search for the best candidates who can develop the web applications when required. The individuals can learn about Angular in different possible ways.
- Preparing with the help of tutorials – There are a great number of medium available for providing the best tutorial for Angular learning. These tutorials are of great help when it comes to preparing for the exams. The individuals can get their concept clear by studying properly and preparing well for different certification examinations. The tutorials create a step by step guiding structure to enhance the skills of the individuals.
- Different forums and study groups – There are many groups and communities who discuss the topic and share their experiences with the other members of the group. This gives scope for learning the concepts with their practical application. Many question and answer sites like Quora are also available for individuals to gather information about the subject. There are experts present in different platforms to clear out the queries relating to the subject and the industry in context.
- Various practice test and full-length mock tests – A great number of websites provide full-length mock test and practice series, which helps in a better understanding of the topic in particular. These test papers can help the individuals to have an idea about the different questions that they have to face for various certification examinations. This also gives them an insight into time management.
About certification bodies
There are various certification bodies that provide valuable certification course for aspiring individuals. One of India’s largest and the best certification bodies are the Vskills. It offers more than three hundreds of courses of various major and minor domains. The certification course of Angular developer is also a part of this body. They provide training about all the necessary skills that a person will require becoming an efficient and successful Angular professional. The demand for this certification can be seen in many situations and among different companies.
Edureka and Simplilearn are some other bodies that provide this particular certification course. They have an online training facility, which makes it easy for individuals to learn in their comfortable environment. This ensures that the candidates get proper training and all sorts of facilities required for their effective garnering of skills and knowledge, and efficient application of these acquired skills in various scenarios.
Getting a job as an Angular developer is not as easy as it seems. It requires a great amount of effort and knowledge about the subject concerned. The individuals who have the fundamental and complete knowledge about Angular get the opportunity to excel their career in this field. The aspiring individuals face various Angular interview questions through which the employer judges the candidates’ intellect. The Angular interview questions consist of different questions taking into consideration all the theories and their practical applications. These Angular interview questions are set by employers who require their potential employees to be perfect with their work and knowledge.
Top Angular Interview Questions and Answers
These are top Angular questions and answers which you can look at for better understanding of the subject and for more, you can take a look at Advanced Angular Interview Questions as well:
- What do you mean by Angular? Continue Reading
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