Explore topic-wise InterviewSolutions in .

This section includes InterviewSolutions, each offering curated multiple-choice questions to sharpen your knowledge and support exam preparation. Choose a topic below to get started.

1.

What is purpose of CompletableFuture?

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2.

What is multi-resolution image api in Java 9?

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3.

What changes are made to Optional class in Java 9?

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4.

What changes are made to diamond operator in Java 9?

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5.

What changes are made to @Deprecated annotation in Java 9?

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6.

What is the purpose of try-with-resource statement?

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7.

What is the use of ofNullable method in Stream?

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8.

What changes are there in iterate method of Stream?

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9.

What is the use of dropWhile method in Stream?

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10.

What is the use of takeWhile method in Stream?

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11.

What changes are made to Stream from java 8 in java 9?

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12.

Can you perform some function if a process exits?

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13.

How can you check a system process details in Java 9?

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14.

How many kind of variables/methods an interface supports in Java 9?

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15.

What is default project structure for a web based application?

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16.

What methods are added to Collections in Java 9?

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17.

Collections are enhanced in Java 9. What are the changes?

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18.

How can you run a multirelease jar on different version of java? Give an Example.

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19.

Can you create a multi-release jar for different version of java? Give an Example.

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20.

What is multi-release jar format introduced in Java 9?

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21.

How will you create html5 compliant javadoc using java 9?

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22.

What is JShell?

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23.

What is REPL?

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24.

Source code of a module lies in which folder?

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25.

What features module system has provided?

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26.

What is module in Java 9?

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27.

Name some of significant changes in Java 9.

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28.

What are the main goals of Java 9 release?

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