UrbanPro

Learn Java Training from the Best Tutors

  • Affordable fees
  • 1-1 or Group class
  • Flexible Timings
  • Verified Tutors

Search in

What are the trickiest Java questions?

Asked by Last Modified  

3 Answers

Learn Java

Follow 1
Answer

Please enter your answer

My teaching experience 12 years

Tricky Java questions often involve nuances of the language, especially in areas like inheritance, polymorphism, threading, and exception handling. Here are a few examples: 1. Explain the difference between `==` and `equals()` in Java. 2. What is the difference between `HashMap` and `HashTable`? 3....
read more
Tricky Java questions often involve nuances of the language, especially in areas like inheritance, polymorphism, threading, and exception handling. Here are a few examples: 1. Explain the difference between `==` and `equals()` in Java. 2. What is the difference between `HashMap` and `HashTable`? 3. How does Java handle multiple inheritance? 4. Explain the concept of method overloading and method overriding in Java. 5. Discuss the differences between `ArrayList` and `LinkedList`. 6. Explain the purpose of the `volatile` keyword in Java. 7. Describe the Java memory model and how it relates to multi-threading. 8. Discuss the difference between checked and unchecked exceptions in Java. 9. What is the use of the `transient` keyword in Java? 10. Explain the significance of the `finalize()` method in Java. These questions often require a deep understanding of Java concepts and practical experience in programming with the language. read less
Comments

C language Faculty (online Classes )

Explain the difference between deep copy and shallow copy in Java, and provide examples of scenarios where each would be appropriate. Describe the principles of multithreading in Java and discuss how you would implement thread safety in a concurrent application.
Comments

Software Engineer & Programmer, Educator

The trickest question i have came though is, Is java really is platform independent, as they claim. if yes, why they need JVM support to run java program. is it the true platform indepency? :-)
Comments

View 1 more Answers

Related Questions

What is the best book to learn data structures using Java?
There are several good books available for learning data structures using Java, depending on your level of expertise and experience. Some of the best books to learn data structures using Java are: 1....
Shubham
0 0
5
What are the requirements of learning Java? How long it takes to learn java and what is the fee structure?
Core java is main to learn, if you join my classes it takes one month to become master.
Ruuchi
How can I learn Java from home?
Hi Divya, There are several ways to learn Java from home. 1. You can find trainer on UrbanPro. 2. You can find free resources available online like youtube or javaranch, stackoverflow 3.You can connect...
Divya
0 0
5
I completed my graduation in 2017, now working as an HR Executive in a Consultancy. I want to move to IT Sector. Which course is best for me to learn and get success in life? Please Suggest me
Dear Kumar, My suggestion is to - become good in one programming language - preferably Java and one O/S preferably Linux. Be aware of Open Source systems. Try to identify the opportunities in your existing...
Kumar
Why Java Laguage is not provided get method into Iterator? is there any specific reson.
1) Iterator is an Interface. 2) It's sole purpose is to iterate not save value. POJO's have getters and setters.
Niraj Raj

Now ask question in any of the 1000+ Categories, and get Answers from Tutors and Trainers on UrbanPro.com

Ask a Question

Related Lessons

What Is Applet & Its Life Cycle?
What is Applet & its life cycle?Applet is a Java programme that can be embedded into HTML page.Java Applet runs on the java enables web browsers such as Mozilla & Internet Explorer.Applets are...
I

ICreative Solution

0 0
0

Java Interview Questions & Answers
Java Interview Questions have been designed especially to get you acquainted with the nature of questions you may encounter during your interview for the subject of Java Programming Language. As per my...

Necessity of Theory and Practical in Computer Science.
Upon studying a subject both theory and practical are important. Usually many schools concentrate more on theory and the marks not on the practical. Other and opposite kind of people prefer practical...

JAVA - Object Cloning
JAVA - Object Cloning Is the way of creating the same copy of object without calling the class constructor. It means we can make any class object multiple times without calling its default constructor....

1.3. Find the second largest element in an array.
public class Main { public static void main(String args) { int arr = {1, 3, 4, 6, 5}; int max = Integer.MIN_VALUE, secondMax = Integer.MIN_VALUE; for (int i = 0; i < arr.length; i++) { if (arr >...

Recommended Articles

Designed in a flexible and user-friendly demeanor, Java is the most commonly used programming language for the creation of web applications and platform. It allows developers to “write once, run anywhere” (WORA). It is general-purpose, a high-level programming language developed by Sun Microsystem. Initially known as an...

Read full article >

In the domain of Information Technology, there is always a lot to learn and implement. However, some technologies have a relatively higher demand than the rest of the others. So here are some popular IT courses for the present and upcoming future: Cloud Computing Cloud Computing is a computing technique which is used...

Read full article >

Java is the most famous programming language till date. 20 years is a big time for any programming language to survive and gain strength. Java has been proved to be one of the most reliable programming languages for networked computers. source:techcentral.com Java was developed to pertain over the Internet. Over...

Read full article >

Before we start on the importance of learning JavaScript, let’s start with a short introduction on the topic. JavaScript is the most popular programming language in the world, precisely it is the language - for Computers, the Web, Servers, Smart Phone, Laptops, Mobiles, Tablets and more. And if you are a beginner or planning...

Read full article >

Looking for Java Training Classes?

Learn from the Best Tutors on UrbanPro

Are you a Tutor or Training Institute?

Join UrbanPro Today to find students near you
X

Looking for Java Training Classes?

The best tutors for Java Training Classes are on UrbanPro

  • Select the best Tutor
  • Book & Attend a Free Demo
  • Pay and start Learning

Learn Java Training with the Best Tutors

The best Tutors for Java Training Classes are on UrbanPro

This website uses cookies

We use cookies to improve user experience. Choose what cookies you allow us to use. You can read more about our Cookie Policy in our Privacy Policy

Accept All
Decline All

UrbanPro.com is India's largest network of most trusted tutors and institutes. Over 55 lakh students rely on UrbanPro.com, to fulfill their learning requirements across 1,000+ categories. Using UrbanPro.com, parents, and students can compare multiple Tutors and Institutes and choose the one that best suits their requirements. More than 7.5 lakh verified Tutors and Institutes are helping millions of students every day and growing their tutoring business on UrbanPro.com. Whether you are looking for a tutor to learn mathematics, a German language trainer to brush up your German language skills or an institute to upgrade your IT skills, we have got the best selection of Tutors and Training Institutes for you. Read more