Core Java Skill Assessment
Quizack provides Core Java MCQ practice question answers in an interactive format.
Core Java MCQ
Learn and practice your skills with our MCQ question answers to improve your knowledge. MCQs list
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Quizack 10 minutes test will assess your knowledge and give you comprehensive results along feedback.
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Core Java Skill Assessment:
Core Java is used to build and create general-purpose applications. It is known to be part of the Java Programming language and the pivotal part to build advanced Java applications.
Why consult Quizack for Java practice Test?
Our users trust Quizack because we have always come up with the most latest information and authentic answers. This is because we are not in the practice of considering every random platform but we have our own experts and resources.
Quizack will be practicing questions about:
Java 8 Generics
Java 8 Stream
Multiple choice questions on classes and objects in java
Java 8 Collections
Java OOPs
String data handling
Streams API
String data handling
Exception handling
Synchronization
JDBC resultset operations
Looking for a customized and interactive Java online Quiz?
“Core Java Q&A” is here to give you a thorough practicing hand. This session will let you see questions of your own choice and witness their answers at the same time. A specialty of this Java MCQ online test, questions have been presented through the same structure as in the real exam.
“Core Java Online Test” is a virtual exam for your self-evaluation. This test will ask randomly selected questions and you need to answer within a given time. In the end, you will be shown all the right answers.
Who can Join Quizack?
Looking for core Java interview questions and answers for experienced professionals
Need to practice tricky advanced Java multiple choice questions and answers
Aspiring to become a Core Java programmer
Look to become Core Java Developer
Need to appear in Online IT or Freelancer Skill Test
Free Sample Questions for Core Java
Which statement is true?
Any statement that can throw an Exception must be enclosed in a try block.
Any statement that can throw an Error must be enclosed in a try block.
The Error class is a RuntimeException.
catch(X x) can catch subclasses of X where X is a subclass of Exception.
Answer:
catch(X x) can catch subclasses of X where X is a subclass of Exception.
Which one of the following statements is true about threads in Java
the notify() must be called to wake up threads that have called wait() and notifyAll() must be called to wake up threads that have called join().
the notify() method can not be called if your class extends Thread class, it can only be called if your class implements the “Runnable” interface
the notify() method can only be called from inside a synchronized block or from a synchronized method
the notify() method informs the Java Virtual Machine that it has finished executing
Answer:
the notify() method can only be called from inside a synchronized block or from a synchronized method
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