#Apple java coding questions how to
#Apple java coding questions install
#Apple java coding questions code
#Apple java coding questions windows

#Apple java coding questions code

This saved the developers time as we only have to write the source code once.' 2.

#Apple java coding questions install

We could then run this byte code on any other operating system, such as Microsoft or MAC, by converting the code using the Java Virtual Machine, which is available to install on all operating systems. Earlier programming languages, such as C and C++, require developers to compile separate source code for every operating system they run it on.įor example, at my last job, I wrote Java code using a Linux operating system. Platform independence means the execution of your program is not dependent on the operating system being used. You can show the real-world application benefits of this feature by describing a specific example of code you have written on one platform that runs across multiple platforms.Įxample answer: 'One of the primary purposes for Java code was to create a programming language that developers could use across multiple platforms without having to change the source code for each platform. When answering this question, make it clear to the interviewer you know the platform independence feature was one of the primary purposes for creating Java code and how this feature creates real-world benefits in application. Interviewers ask this question because they want to determine whether you know the basic features and foundations of Java code and their real-world benefits. Why is Java known as the 'platform-independent programming language'? Here are seven Java questions along with sample answers to help you prepare: 1. What are the differences between HashMap and HashTable in Java?Ĭan you overload or override static methods in Java?ħ Java coding interview questions and answers How is inheritance in C++ different from Java? What is an abstract class? How are abstract classes similar or different in Java from C++? Write a Selenium code to switch to the previous tab. Write a Java program to find the duplicate characters in a string. Write a Java program to find whether a number is prime or not. Write a Java program to swap two numbers without using the third variable. Write a Java program to swap two numbers using the third variable. Interviewers usually ask basic Java code questions in interviews along with some theoretical aspects. You might be asked questions or tasks like these: Related: 12 Tough Interview Questions and Answers Common Java code interview questions It's a memory management and multithreaded programming language. Java has experienced consistent development. The code is robust enough to independently run Java programs without any external dependencies.

#Apple java coding questions windows

Most computers can handle a JRE, including Macintosh, Linux, Unix, Windows and selective mobile phones.įeatures that make Java programming popular include:Īny code written with Java can run on virtually any computing platform. As long as your computer has the Java Runtime Environment, you can execute a Java program on your computer. One of the biggest reasons Java is popular among employers is because of its independence. Why is Java coding popular among employers? Please note that none of the organizations mentioned in this article are affiliated with Indeed. In this article, we review why Java is a popular language among employers and provide examples of Java coding interview questions and answers to help you prepare. Though the questions the interviewer asks vary, you can practice your responses to help refresh your knowledge of Java. Practicing your responses can help you feel more confident when responding to questions or writing test code. If you're preparing to interview for a job that requires knowledge of Java, it's important to learn about some of the common questions the hiring manager may ask.

#Apple java coding questions how to

We analyze everything from common interview questions to etiquette and how to follow up. In this video, we dissect an entire job interview from start to finish. Related: Top Interview Tips: Common Questions, Body Language & More