Java Online Quiz – Test your knowledge in 7 min
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Java’s widespread adoption across various applications and web services necessitates a strong understanding of its core concepts. Whether you’re a seasoned developer or embarking on your Java journey, regularly testing your knowledge is crucial for solidifying your grasp of the language.
Online Java quizzes offer an engaging and efficient way to assess your current comprehension and identify areas requiring further exploration.
This blog post presents a Java online quiz designed to test your knowledge in just 7 minutes. The quiz encompasses multiple-choice questions that delve into various aspects of Java, including fundamental syntax, data structures, object-oriented programming (OOP) principles, and commonly used libraries.
By actively participating in this quiz, you gain valuable insights into your strengths and weaknesses, allowing you to tailor your learning and target areas that require more focus.
Bookmark other java quizzes as well in the series of 7 java quizzes. Some of them are as below:
- Java Quiz – 1
- Java Quiz – 2
- Java Quiz – 3
- Java Quiz – 4
So, All The Best for this Java Online Quiz.
Summary:
The beauty of online Java quizzes lies in their ability to provide immediate feedback. As you answer each question, you’ll receive confirmation of your selection being correct or incorrect. Correct answers reinforce your understanding of those specific topics, while incorrect answers pinpoint areas requiring further study. Don’t be discouraged by encountering challenges; view them as opportunities to learn and grow your Java proficiency.
Remember, the ultimate goal is not to achieve a perfect score but to gain valuable insights into your Java knowledge. By actively engaging with online quizzes, identifying areas for improvement, and dedicating time to targeted learning, you can take significant strides towards mastering Java and achieving your development goals. So, take the challenge, test your knowledge, and embark on your journey to Java mastery!
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Q4. Iterable ! Why Set/List ?
Q3. Map does not implement Collection
Q18. ConcurrentSkipListMap
Java QUizz part 2, question 4 : Collection Interface is the root interface – the corret answer ; wheras List extends Collection.
There are other mistakes – but generally the level is good and I had pleasure to review
BR
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quiz 2
question 4 its Collection Interface
quiz 2
Q7 its a list a set doesn’t permit storage of multiple null values. Since it doesn’t duplicate values
Q8. nextIndex() and previousIndex() are methods of which interface?
The previous index and next index in an ArrayList can be obtained using the methods previousIndex() and nextIndex() respectively of the ListIterator interface.
some questions are not correct