Which Java feature best demonstrates the principle of encapsulation in object-oriented programming?, Grouping related data and methods inside a class with controlled access, Using public fields for direct data access, Inheriting behavior from a parent class into a child class, Allowing multiple methods with the same name but different parameters, Which component of the Java Development Kit (JDK) is responsible for converting .java source files into .class bytecode files?, Java Virtual Machine (JVM), Java compiler, Java Archive tool, Java Runtime Environment (JRE), 𝑣, 𝑎, Which of the following declarations correctly defines an array of 10 integers in Java? hide and seek, int[]numbers=;, int numbers[10];, int numbers=new int[10];, int[]numbers=new int[10];, n, u, Given the following code, what is the output?guess the song, It prints out because && operator always return false, It prints out because x is not greater than 3, It causes a compile-time error due to invalid syntax.𝑂, It prints range because x is between 3 and 10, 𝑡, ", In Java, what is the primary purpose of a constructor in a class?, To restrict access to class members using access specifiers, To initialize the state of a new object when it is created, To override methods from a superclass, To define static utility methods that can be called without creating objects, Consider the following code: What OOP Concept is illustrated by the dog class redefining the speak() method?, Method overriding, Abstraction, Method overloading, Encapsulation, Which statement about static members in Java is true?, Static methods can only access static variables directly within the same class., Static members belong to individual objects and are duplicated for each instance., Static methods cannot be called using the class name., Static variables cannot be initialized when declared., What is the main difference between int and Integer in Java?, int is a primitive type, while Integer is a wrapper class object, Both int and integer are primitive types used for numeric calculations, int is an object type, while primitive is a primitive type, int cannot be used in arithmetic operations, while Integer can, 𝑒, 𝑔, You need to execute a block of code exactly 10 times in Java. Which control statement is the most straightforward choice?, do-while, for, Consider this Java class:class Person { String name; int age; }. What is the primary purpose of adding a constructor to this class?, To prevent objects from being instantiated, To initialize name and age when a Person object is created, To make all fields private by default, To allow the class to inherit from other classes, 𝑚, 𝑒, Which Java control statement is most appropriate for repeatedly asking a user for input until they type, while, for, What does method overriding allow you to do in Java?, Use the same method name with different parameter lists in the same class, Define a method in a subclass that replaces a method with the same signature in its superclass, class Student { String name; int id; Student(String n, int i) { name = n; id = i; } }. What happens when you call, A Student object is created, but name and id remain at default values, The constructor runs, setting name to "Alice" and id to 101, 𝑎, 𝑚, 𝑒, name and

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