Java Interview Guide : 200+ Interview Questions and Answers - Asserts and Garbage Collection

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Information Technology (IT), Architecture
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University
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Hard
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7 questions
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1.
OPEN ENDED QUESTION
3 mins • 1 pt
What are assertions in Java and when were they first introduced?
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2.
OPEN ENDED QUESTION
3 mins • 1 pt
Explain the purpose of using assertions in a method.
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3.
OPEN ENDED QUESTION
3 mins • 1 pt
What is the difference between an assertion error and an exception?
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4.
OPEN ENDED QUESTION
3 mins • 1 pt
When should assertions not be used in Java?
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5.
OPEN ENDED QUESTION
3 mins • 1 pt
Describe how garbage collection works in Java.
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6.
OPEN ENDED QUESTION
3 mins • 1 pt
What triggers the garbage collection process in the JVM?
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7.
OPEN ENDED QUESTION
3 mins • 1 pt
Why is it not recommended to call the System GC method from a program?
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