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NEW QUESTION 92
Given the code fragment:
Which action enables Computatorclass to compile?
- A. change Line 3 to Double sum = 0.0;
- B. change Line 5 to List<Double> numbers = List.of(5, 4, 6, 3, 7, 2, 8, 1, 9);
- C. change Line 1 to add throws NumberFormatException
- D. change Line 4 to for (Double n : collection) {
- E. change Line 2 to public Double sum ( C collection) {
Answer: E
NEW QUESTION 93
Given:
What is the result?
- A. p1
- B. The compilation fails due to an error in line 1.
- C. Joe Bloggs
- D. null
Answer: B
Explanation:
NEW QUESTION 94
Given:
You want to obtain the Stream object on reading the file. Which code inserted on line 1 will accomplish this?
- A. var lines = Files.readAllLines(Paths.get(INPUT_FILE_NAME));
- B. Stream<String> lines = Files.lines(INPUT_FILE_NAME);
- C. Stream lines = Files.readAllLines(Paths.get(INPUT_FILE_NAME));
- D. var lines = Files.lines(Paths.get(INPUT_FILE_NAME));
Answer: A
NEW QUESTION 95
Given:
What is the result?
- A. AnotherClass#methodA()SomeClass#methodA()
- B. SomeClass#methodA()AnotherClass#methodA()
- C. The compilation fails.
- D. AnotherClass#methodA()AnotherClass#methodA()
- E. SomeClass#methodA()SomeClass#methodA()
- F. A ClassCastException is thrown at runtime.
Answer: C
Explanation:
NEW QUESTION 96
Which is the correct order of possible statements in the structure of a Java class file?
- A. package, class, import
- B. import, package, class
- C. import, class, package
- D. class, package, import
- E. package, import, class
Answer: E
NEW QUESTION 97
Given:
Path p1 = Paths.get("/scratch/exam/topsecret/answers");
Path p2 = Paths.get("/scratch/exam/answers/temp.txt");
Path p3 = Paths.get("/scratch/answers/topsecret");
Which two statements print ..\..\..\answers\topsecret? (Choose two.)
- A. System.out.print(p3.relativize(p1));
- B. System.out.print(p3.relativize(p2));
- C. System.out.print(p2.relativize(p3));
- D. System.out.print(p1.relativize(p2));
- E. System.out.print(p2.relativize(p1));
- F. System.out.print(p1.relativize(p3));
Answer: A,F
NEW QUESTION 98
Given:
What is the result?
- A. compilation error
- B. 5 12
- C. 6 13
- D. 0 5
Answer: A
Explanation:
NEW QUESTION 99
Given:
and
checkQuality(QUALITY.A);
and
Which code fragment can be inserted into the switch statement to print Best?
- A. QUALITY.A
- B. QUALITY.A.ValueOf()
- C. A
- D. A.toString()
Answer: C
NEW QUESTION 100
Given:
What is the result?
- A. Map: 0 Keys: 4 Values: 4
- B. Map: 4 Keys: 0 Values: 0
- C. Map: 4 Keys: 4 Values: 4
- D. Map: 0 Keys: 0 Values: 0
- E. The compilation fails.
Answer: B
Explanation:
NEW QUESTION 101
Given:
Which two lines of code when inserted in line 1 correctly modifies instance variables? (Choose two.)
- A. aCount = a;
- B. setGCount(g);
- C. setCCount(c) = cCount;
- D. tCount = tCount;
- E. cCount = setCCount(c);
Answer: A,D
NEW QUESTION 102
Given:
Which two constructors will compile and set the class field strings? (Choose two.)
- A. Option D
- B. Option C
- C. Option A
- D. Option E
- E. Option B
Answer: B,D
NEW QUESTION 103
Given the Person class with age and name along with getter and setter methods, and this code fragment:
What will be the result?
- A. Tom Aman Peter
- B. Tom Peter Aman
- C. Aman Tom Peter
- D. Aman Peter Tom
Answer: D
NEW QUESTION 104
Given the code fragment:
Which two code snippets inserted independently inside print method print Mondial: domainmodal?
- A. new Main (} .prefix + new Main().name
- B. prefix + Main, name
- C. Main.prefix + Main.getName()
- D. prefix + name
- E. prefix + getName
- F. Main.prefix + Main.name
Answer: A,B
NEW QUESTION 105
Given the code fragment:
Which can replace line 11?
- A. UnaryOperator<Interger >uo = (int x) -> x * 3;
- B. UnaryOperator<Interger >uo = var x -> { return x 3 ; };
- C. UnaryOperator<Interger >uo = x -> { return x * 3; };
- D. UnaryOperator<Interger > uo = (var x ) -> (x * 3);
Answer: D
NEW QUESTION 106
Given:
What is the result?
A)
B)
C)
D)
- A. Option D
- B. Option C
- C. Option A
- D. Option B
Answer: C
NEW QUESTION 107
Given these two classes:
And given this fragment:
Which describes the fragment?
- A. It is subject to livelock.
- B. It is subject to deadlock.
- C. The code does not compile.
- D. It throws IllegalMonitorStateException.
Answer: C
NEW QUESTION 108
Given:
What action ensures successful compilation?
- A. Replace enum Color implements Serializable with public enum Color.
- B. Replace int c; with private int c;.
- C. Replace public Color(int c) with private Color(int c).
- D. Replace enum Color with public enum Color.
- E. Replace int c; with private final int c;.
Answer: C
Explanation:
NEW QUESTION 109
Given:
Which option should you choose to enable the code to print Something happened?
- A. Add extends Exception on line 1.
Add extends Exception on line 2. - B. Add extends GeneralException on line 1.
Add extends Exception on line 2. - C. Add extends SpecificException on line 1.
Add extends GeneralException on line 2. - D. Add extends Exception on line 1.
Add extends GeneralException on line 2.
Answer: D
Explanation:
NEW QUESTION 110
......
1Z0-819 exam questions from ActualTorrent dumps: https://www.actualtorrent.com/1Z0-819-questions-answers.html (225 Q&As)
Free 2022 Oracle Java SE 1Z0-819 dumps are available on Google Drive shared by ActualTorrent: https://drive.google.com/open?id=1d2pUGcRmm6uSwRD-ccLGWNHGbrVh6zWe