Infosys Certified Angular Expert
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Join Premium10 Infosys Certified Angular Expert practice questions with answers
Real Lex exam-pattern multiple-choice questions for the Infosys Certified Angular Expert certification. Each question includes the correct answer. The full question bank is available to Premium members.
- Question 1
On a website selling products, Henry is testing the shopping cart feature. An API call is made to update the cart information whenever a user adds an item. In order to verify that the cart has been appropriately updated, Henry wishes to stub this API request. What Cypress command must be used by Henry in order to verify the API call?
- ✓
cy.expect()
Correct - B
cy.verifyRequest()
- C
cy.route()
- D
cy.intercept()
- ✓
- Question 2
While testing an application using Cypress, Peter wants to select and click on a button that says "Submit". What Cypress command should Peter use?
- ✓
cy.select('Submit').click()
Correct - B
cy.get('button').click('Submit')
- C
cy.find('button').click()
- D
cy.contains('Submit').click()
- ✓
- Question 3
Assume Richie is setting up Cypress for an Angular application. What configuration setting in the 'cypress.config.ts' file needs to be changed in order to set the base URL of your Angular app?
- ✓
appbaseUrl
Correct - B
appUrl
- C
rootUrl
- D
baseUrl
- ✓
- Question 4
Which among the following is not correct about using a production build in Angular project?
- ✓
The application is faster.
Correct - B
The application size is smaller.
- C
The application is more secure.
- D
The application is easier to debug.
- ✓
- Question 5
Which of the following HTTP option should be send with the request to return a response of Observable<string>?
- ✓
{responseType:"blob"}
Correct - B
{responseType:"string"}
- C
{responseType:"text"}
- D
{responseType:"json"}
- ✓
- Question 6
Which Angular concept promotes the reusability of UI components by encapsulating both the visual elements and their behavior?
- ✓
Dependency Injection
Correct - B
Change Detection
- C
Angular Modules
- D
Component Directives
- ✓
- Question 7
You are working on a real-time chat application using Angular. The application enables users to send messages to each other. Its observed that application is sending too many requests to the server as users type out their messages. How can you improve the server load caused by frequent message updates in real-time?
- ✓
Delay the message sending by a fixed time after each keystroke
Correct - B
Implement debouncing to delay the message sending until the user pauses typing
- C
Disable the ability to type for a short period after each keystroke
- D
Use web sockets instead of HTTP requests to optimize real-time updates.
- ✓
- Question 8
What is a standalone component in the context of Angular?
- ✓
A component that can only be used in isolation, without any interaction with other components.
Correct - B
A component that is not associated with any NgModule.
- C
A component that doesn't have any template or view.
- D
A component that is used as a base class for creating other components.
- ✓
- Question 9
What are the key differences between NgRx Store and Angular's built-in state management?
1. NgRx Store is a more complete state management solution than Angular's built-in state management.
2. NgRx Store is more scalable than Angular's built-in state management.
3. NgRx Store is more reliable than Angular's built-in state management.
4. NgRx Store is more complex to learn and use, than Angular's built-in state management.
5. All of the above.- ✓
1,2
Correct - B
1,3
- C
2,3
- D
5
- ✓
- Question 10
Christine is building a dashboard for an e-commerce platform where users can view and manage their orders. The dashboard has a section that displays order details like order number, items, total amount and shipping status. As part of an enhancement, Christine has been asked to provide users with the ability to leave comments on specific orders directly within the dashboard. Which among the below options will you suggest to Christine, as the best option to choose, to enhance the functionality of the order management dashboard?
- ✓
Create a standalone component for comments
Correct - B
Use structural directives to selectively enable comments section as per need, for a particular order
- C
Modify the order details and include code for capturing comments
- D
Create a dynamic component for comments and integrate within order details
- ✓
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