Follow-up questionsIf the candidate misses one of the requirements for immutability, invent a scenario in which immutability is violated and see how they handle it.You could ask about the internal data structure
The above program won’t compile because the exception object in the multi-catch block is final and we can’t change its value. You will get compile time error as “The parameter e of a multi-catch block cannot be assigned”. We have to remove the assignment of “e” to a new e...
Crack your next tech interview with these top Java coding interview questions. Covers core Java, OOP, data structures, and real coding examples
The second scenario is when Class is not found. Exception in thread main java.lang.NoSuchMethodError: main: This exception comes when you are trying to run a class that doesn’t have main method. Exception in thread "main" java.lang.ArithmeticException: Whenever any exception is thrown from ...
This scenario arises when a class assumes too many responsibilities or when one concern is spread over many classes rather than having its own class. Let's understand by an example: There is a Manager class which is dependent on SmartWorker class. Means until Manager has not smartWorker ...
Top 100 Selenium Interview Questions & Answers 1) What is Selenium and what is composed of? Selenium is a suite of tools for automated web testing. It is composed of Selenium IDE (Integrated Development Environment) :It is a tool for recording and playing back. It is a firefox plugin ...
In short, java software development can be done at a much faster pace by leveraging the existing code libraries, already built tools, and some integrations. You must be well aware of that popular saying that “Time is money” fits perfectly here in this scenario. ...
Proceed to ask more specific questions. Which pattern would the candidate use in a real-world scenario pertaining to the project? What are their thoughts about using one design pattern over another in a specific scenario? What are Java Streams, and what can they be used for? The Java Streams...
Proceed to ask more specific questions. Which pattern would the candidate use in a real-world scenario pertaining to the project? What are their thoughts about using one design pattern over another in a specific scenario? What are Java Streams, and what can they be used for? The Java Streams...
If we need to run a function on a remote computer and wait for the result, we can use RPC. The specific process can be seen in the figure.application scenario: need to wait for the interface to return data, such as order payment ...