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MindStick Explain the Stream API introduced in Java 8. How does it work?
The Stream API, introduced in Java 8, is a powerful feature that allows for functional-style operations on collections of data.
What are lambda expressions in Java? How do they simplify code?
Lambda expressions in Java are a feature introduced in Java 8 that provides a clear and concise way to represent instances of single-method interfaces.
Explain the concept of OOP (Object-Oriented Programming) in Java.
Object-Oriented Programming (OOP) is a programming paradigm that revolves around the concept of objects, which are instances of classes
Explain the difference between TreeSet and HashSet in Java.
TreeSet and HashSet are two popular implementations of the Set interface in Java, each with distinct characteristics and use cases.
HashMap in Java and how does it work internally?
HashMap is a class that implements the Map interface, storing key-value pairs. It allows one null key and multiple null values.
Compare ArrayList and LinkedList in Java.
ArrayList and LinkedList are two commonly used implementations of the List interface in Java, each with distinct characteristics and use cases.
Understanding Java Operators
Java operators are special symbols used to perform operations on variables and values, forming the basis of all computations and logical operations in Java.
Overview of Java Scanner Class
The Scanner class in Java is part of the java.util package and provides a convenient way to parse primitive types and strings using regular expressions.
Executing a Java program using JAR file
How to create a JAR file in Command Prompt:Start Command Prompt. Navigate to the folder that holds your class files;C:\cd mywork Set path to include
Batch File
Batch files contain a sequence of DOS commands to be executed by the command line interpreter which are executed in sequential order from a specified file in place of keystrokes from the keyboard.