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Home / Interview Subjects / Java 17
WithoutBook LIVE Mock Interviews Java 17 Related interview subjects: 39

Interview Questions and Answers

Know the top Java 17 interview questions and answers for freshers and experienced candidates to prepare for job interviews.

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Know the top Java 17 interview questions and answers for freshers and experienced candidates to prepare for job interviews.

Interview Questions and Answers

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Experienced / Expert level questions & answers

Ques 1

What is new macOS rendering pipelines in Java 17?

This JEP makes a Java 2D internal processing pipeline for macOS since Apple removed the OpenGL API in macOS 10.14. The Swing GUI used the OpenGL API.

Apart from the underlying engine, there were no modifications to the current APIs because the implementation uses the Apple Metal API.

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Ques 2

What is the macOS/AArch64 Port update in Java 17?

Apple announced a long-term strategy to switch its computer line from X64 to AArch64. With the help of this JEP, the JDK may now run on macOS platforms with AArch64.

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Ques 3

What is removal of the Security Manager in Java 17?

Reject the Security Manager so it can be taken out in a later update. For several years, it was never the main method of protecting client-side code.

The security manager aimed to secure client-side Java code is yet another feature marked for removal due to not being relevant anymore.

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Ques 4

Provide an example of Vector API update in Java 17.

The example is as follows:

public void newVectorComputation(float[] a, float[] b, float[] c) {
    for (var i = 0; i < a.length; i += SPECIES.length()) {
        var m = SPECIES.indexInRange(i, a.length);
        var va = FloatVector.fromArray(SPECIES, a, i, m);
        var vb = FloatVector.fromArray(SPECIES, b, i, m);
        var vc = va.mul(vb);
        vc.intoArray(c, i, m);
    }
}

public void commonVectorComputation(float[] a, float[] b, float[] c) {
    for (var i = 0; i < a.length; i ++) {
        c[i] = a[i] * b[i];
    }
}

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