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Question Result 2081

What background suits an Oracle ERP career?

Why it mattersAssuming a technical degree is required causes strong finance candidates to rule themselves out.What it isFusion finance roles draw heavily from accounting and finance backgrounds. NetSuite roles favour people comfortable across finance, operatio...

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Question Result 2082

What class of exceptions are generated by the Java run-time system?

The Java run-time system automatically generates exceptions that belong to the RuntimeException and Error classes.Examples include: ArithmeticException (e.g., division by zero) NullPointerException (accessing null object) ArrayIndexOutOfBoundsException (invali...

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Question Result 2083

What do you mean by Computer language? Name any two computer languages.

A computer language is the means by which instructions and data are transmitted to the computer. Two examples of computer languages are Java and C.

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Question Result 2084

What do you mean by synchronized Non Access Modifier?

Java provides these modifiers for providing functionalities other than Access Modifiers, synchronized used to indicate that a method can be accessed by only one thread at a time.

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Question Result 2085

What do you understand by the term data abstraction? Explain with an example.

Data Abstraction: Data abstraction is the concept of hiding the internal details of a class and showing only the essential features. This allows the user to interact with the object at a higher level without worrying about the underlying complexity. It is impl...

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Question Result 2086

What does JDK stand for?

JDK stands for Java Development Kit. It is a software development kit (SDK) that provides the necessary tools to develop, compile, and run Java applications. The JDK includes: Java Compiler (javac) – Compiles Java source code into bytecode. Java Runtime Enviro...

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Question Result 2087

What does the token 'keyword' refer to, in the context of Java? Give an example for keyword.

In Java, a keyword is a reserved word that has a predefined meaning in the language and cannot be used for naming variables, classes, or methods. Example: public, class, void.

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Question Result 2088

What happens if a try-catch-finally statement does not have a catch clause to handle an exception thrown within the try block?

If a try block throws an exception and there is no suitable catch clause to handle it, the exception is propagated upward to the next higher-level try-catch block (if present).If no such block exists, the program terminates abnormally and displays an error mes...

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Question Result 2089

What happens when you run a program that creates an array of ints and then sets a value beyond its length?

If a program tries to access an element beyond the array’s size, Java will throw an ArrayIndexOutOfBoundsException. Example: public class Example { public static void main(String[] args) { int[] ints = new int[50]; ints[60] = 12345; // Error: index 60 doesn’t ...

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Question Result 2090

What is a composite datatype? What is a user-defined datatype?

Composite datatype:A datatype that is made up of multiple values or other datatypes.Examples in Java: Array → collection of same type of data. Class/Objects → bundle of variables + methods. String → technically an object that holds a sequence of characters. in...

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Question Result 2091

What is a datatype?

A datatype defines what kind of data a variable can hold in Java. Example: int age = 25; // age can store integer values double salary = 5000.50; // salary can store decimal values char grade = 'A'; // grade stores a single character boolean isPassed = true; /...

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Question Result 2092

What is a finally block? When and how is it used? Give an example.

The finally block is a block of code that always executes, whether or not an exception occurs. It is mainly used to release resources such as files, database connections, or network sockets. Syntax: try { // Code that may throw exception } catch (Exception e) ...

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Question Result 2093

What is a function in Java?

A function in Java (called a method) is a block of code that performs a specific task and is executed when it is called. void greet() { System.out.println("Hello"); }

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Question Result 2094

What is a programming language?

A programming language is a set of rules and symbols used to write computer programs, such as Python, Java, or C++.

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Question Result 2095

What is a recursive function?

A recursive function is a function whose definition contains a call to itself. In Java, if a method calls itself inside its own body, it is known as a recursive method. void recur() { recur(); // calling itself }

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Question Result 2096

What is a return type in Java methods?

It specifies the type of value returned by the method. int sum() { return 10; } Use void if nothing is returned.

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Question Result 2097

What is a static function in Java?

A static method belongs to the class, not to objects. static void display() { System.out.println("Static method"); } ✅ Called using: ClassName.display();

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Question Result 2098

What is AJAX, and how does it work?

Answer: AJAX stands for Asynchronous JavaScript and XML. It is a set of web development techniques that allows web pages to be updated asynchronously by exchanging small amounts of data with the server behind the scenes. AJAX enables a smoother and more respon...

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Question Result 2099

What is AJAX?

AJAX stands for Asynchronous JavaScript and XML. It is a group of interrelated web development techniques used on the client-side to create asynchronous web applications with a high level of interactivity. AJAX relies on XMLHttpRequest, a built-in browser obje...

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Question Result 2100

What is an array? Write a statement to declare an integer array of 10 elements.

An array is a data structure that stores a fixed-size sequence of elements of the same type. It allows you to store multiple values in a single variable, with each value being accessed by its index or position in the array. Here's a statement to declare an int...

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