Java is a simple, secured, high level, platform-independent, multithread, Object-oriented programming language.
It’s one of the most popular and widely used programming language, platform, and technology. Java is not only a language it is also a platform and technology.
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Exception Handling MCQ Part – 4 | Java try-catch MCQ – 1 | Also see:- Exception Handling Interview Questions in Java, MCQ in Java Q1) Find the output of the below Java program? a) ABb) CDc) ABCDEd) ArithmeticException View Answer Answer:- d) ArithmeticException Exception in thread “main” java.lang.ArithmeticException: / by zero; at Test.main(Test.java:3). The “System.out.print(9/0);” […]
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Q1) Which exception will be raised? a) StackOverflowErrorb) OutOfMemoryErrorc) UnknownErrord) VirtualMachineError View Answer Answer:- a) StackOverflowError In Java, every thread keeps a record of method calls inside the stack. In this program, the m1() method is called the m2() method and the m2() method is called m1() method therefore StackOverflowError will be raised. Q2) Which
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Q1) What are the different methods that can be used to get the exception message? a) printStackTrace()b) toString()c) getMessage()d) All of these View Answer Answer:- d) All of these We can use printStackTrace(), toString(), and getMessage() to get the exception message. See More:- Different Ways to Get Exception Message in Java Q2) The below exception
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Q1) Which class acts as the root for all Java exception Hierarchy? a) Exception classb) Throwable classc) Error classd) None of these View Answer Answer:- b) Throwable class Q2) Which option is true? a) Throwable is an interface.b) Throwable is an abstract class.c) Throwable is a class.d) Throwable is an Enum. View Answer Answer:- c)
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How to catch all exceptions in Java? In Java, We can catch all exceptions with a single catch block using the “java.lang.Exception” parameter. We should use this catch block only for stopping abnormal terminations irrespective of the exception thrown from its corresponding try statement. Note:- We can’t handle Error type exceptions either by using catch
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String Pattern Programs in Java | In this post, we will develop many String Pattern Programs in Java. For example:- Half pyramid string pattern, Half diamond string pattern, Mirrored half diamond string pattern, and e.t.c. String Pattern Programs in Java – 1 | Write a Java program to print the given below pattern. Solve this
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Nested try-catch in Java | In Java, we can use a try-catch block within another try-catch block. The try-catch placed inside another try/catch/finally is called the inner try-catch block. Example of nested try-catch in Java:- There are some situations when there is a chance of raising an exception inside try/catch/finally which can lead to an
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Exception Propagation in Java | The process of sending an exception from called method to calling method is called exception propagation. Whenever an exception is propagated & that exception is not caught in the calling method then execution of both called and calling method is terminated abnormally. Let us understand it through an example, Output:-
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Java Multithreading MCQ Part-6 | Thread Priority MCQ | Also see:- Define Thread in Java Multithreading Interview Questions Q1) Which method can be called to pause a thread execution until some other thread execution is completed? a) yield() methodb) join() methodc) sleep() methodd) All of these View Answer Answer:- b) join() method Q2) If we call the
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