Oracle Java SE 17 Developer - 1Z0-829 FREE EXAM DUMPS QUESTIONS & ANSWERS]

Question 1

Given:

What is the result?

A. 6 B. 3 C. Compilation fails. D. Nothing is printed because of an indefinite loop. E. 2 F. 5 G. 4 H. A runtime exception is thrown.

Discussion 0

Correct Answer: C Vote an answer

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Question 2

Given:

What is the result?

A. Mb B. Mb
MC C. mA D. Mb E. MA

Discussion 0

Correct Answer: C Vote an answer

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Question 3

Given the code fragment:

Which action sorts the book list?

A. At Line n2, replace compareTo () with compare (). B. At Line n1, convert type to mutable array type. C. At Line n2, replace books,sort() with books.stream().sort(0. D. At line n1, convert books type to mutable ArrayList type.

Discussion 0

Correct Answer: A Vote an answer

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Question 4

Given the code fragment:

abstract sealed interface SInt permits Story, Art { default String getTitle() { return "Book Title" ; }
}
Which set of class definitions compiles?

A. Non-sealed interface story extends SInt {}
Non-sealed interaface Art extends Sint {} B. Sealed interface Storty extends sInt {}
Non-sealed class Art implements Sint {} C. Public interface story extends sInd {}
Public interface Art extends SInt {} D. Non-sealed interface story extends SInt {}
Class Art implements Sint {} E. Interace story extends STnt {}
Interface Art extends SInt {}

Discussion 0

Correct Answer: B Vote an answer

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Question 5

Given the code fragment:

Which code fragment invokes all callable objects in the workers set?

A.

B.

C.

D.

Discussion 0

Correct Answer: D Vote an answer

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