Angular 17 Hard Scenario-based MCQs

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New Control Flow Features in Angular 17

• Angular 17 introduces a new declarative control mechanism for managing templates.
• The new control flow features are inspired by JavaScript and Python syntax.

Advantages of the New Control Flow Features

• The new features make the code easier to read and understand.
• They significantly enhance the performance of the code.

Comparison with @nglf Construct

• The new control flow features (@for, @if, and @switch) replace the traditional @nglf construct.
• The new features simplify the code structure, making it clearer and more expressive.
• They eliminate the need for using extra tags or the ng-template tag.

And here are 5 difficult level scenario-based MCQs in technical skill Angular 17:

• MCQ 1* Scenario: John, a Frontend Developer at TechSpark IT Solutions, is working on a new feature that requires conditional rendering in an Angular 17 application.

What is the recommended control flow feature in Angular 17 to replace the traditional @nglf construct for conditional rendering?

A) @nglf B) @if C) ng-template D) @for

Correct answer: B) @if

Explanation: The new control flow feature @if is recommended for conditional rendering in Angular 17, replacing the traditional @nglf construct.

• MCQ 2* Scenario: Emily, a Software Engineer at MedCare Healthcare, is tasked with optimizing the performance of an Angular 17 application.

What is the primary benefit of using the new control flow features in Angular 17?

A) Simplifying the code structure B) Enhancing the performance of the code C) Reducing the number of lines of code D) Improving the readability of the code

Correct answer: B) Enhancing the performance of the code

Explanation: The primary benefit of using the new control flow features in Angular 17 is that they significantly enhance the performance of the code.

• MCQ 3* Scenario: David, a UI Developer at FinTech Solutions, is working on a new component that requires iterative rendering in an Angular 17 application.

What is the recommended control flow feature in Angular 17 for iterative rendering?

A) @if B) @for C) ng-template D) @switch

Correct answer: B) @for

Explanation: The new control flow feature @for is recommended for iterative rendering in Angular 17, replacing the traditional @nglf construct.

• MCQ 4* Scenario: Rachel, a Full-Stack Developer at EcomSmart, is tasked with refactoring an existing Angular 17 application to improve its readability.

What is the primary advantage of using the new control flow features in Angular 17?

A) Reducing the number of lines of code B) Simplifying the code structure C) Improving the performance of the code D) Enhancing the scalability of the code

Correct answer: B) Simplifying the code structure

Explanation: The primary advantage of using the new control flow features in Angular 17 is that they simplify the code structure, making it easier to read and understand.

• MCQ 5* Scenario: Michael, a Technical Lead at BankOn Financial Institution, is evaluating the impact of Angular 17's new control flow features on the company's existing Angular applications.

What inspired the syntax of Angular 17's new control flow features?

A) Java syntax B) JavaScript and Python syntax C) C# syntax D) Ruby syntax

Correct answer: B) JavaScript and Python syntax

Explanation: The syntax of Angular 17's new control flow features is inspired by JavaScript and Python syntax.