The question evaluates the candidate's understanding of Java collections and various operations like creating lists, sets, and maps. It extends to reading a text file using the BufferedReader class, handling exceptions, and designing a user-friendly interface.

This task evaluates the candidate's skills in developing an Angular application. It tests understanding of Angular services, CRUD operations, and application of logic to meet specific requirements.

This question evaluates the candidate's knowledge of inheritance, method overriding, and polymorphism in object-oriented programming languages, specifically in Java.

This question evaluates the candidate's understanding of Java's exception handling and method overriding, with a focus on identifying correct code replacements to prevent errors.

This question evaluates the candidate's understanding of Java classes and objects, and specifically, the concept of instance variables. It requires knowledge of how to create objects and access their instance variables in Java.

This question evaluates the candidate's understanding of synchronized code blocks in Java. It requires knowledge of how to declare synchronized code blocks and the different ways it can be done.

This question tests a candidate's understanding of Java Collections Framework, specifically HashMap, as well as functional interfaces and lambda expressions in Java 8 to iterate and print key-value pairs.

This question assesses the candidate's understanding of Angular's reactive forms and their implementation of validation logic.

This question evaluates the candidate's understanding of Angular routing in version 13. The question tests their ability to infer the behavior of a wildcard route based on the provided code snippet. The candidate must analyze the code and determine the expected outcome.

This question evaluates the candidate's familiarity with Angular 11 and component creation. It requires understanding of Angular's component architecture and the usage of decorators. The candidate must recognize the correct decorator to use in order to create and display an instance of TypicalComponent.

This question tests the candidate's understanding of modules in Angular 8, with a particular focus on how to troubleshoot and resolve a common issue related to module loading.

This question evaluates the candidate's understanding of Angular concepts and specifically focuses on the Angular HttpClient service. It requires knowledge of observables, dependency injection, and asynchronous programming in Angular. The candidate must understand how the HttpClient service is used for HTTP transactions and its role in the Angular application.