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NEW QUESTION 109
Given:
Which two lines of code when inserted in line 1 correctly modifies instance variables? (Choose two.)
- A. setCCount(c) = cCount;
- B. aCount = a;
- C. tCount = tCount;
- D. cCount = setCCount(c);
- E. setGCount(g);
Answer: B,C
NEW QUESTION 110
Which code fragment represents a valid Comparatorimplementation?
- A.
- B.
- C.
- D.
Answer: C
NEW QUESTION 111
Given:
Which two codes, independently, can be inserted in line to 1 compile?
- A. Abacus aba = (int e, int f) -> { return e * f; };
- B. Abacus aba = (a, b) -> a * b;
- C. Abacus aba = (int i, j) -> ( return i * j; };
- D. Abacus aba = (int m, int n) -> { m * n };
- E. Abacus aba = v, w -> x * y;
Answer: B,C
NEW QUESTION 112
Given the code fragment:
What is the result?
- A. 2 : -1
- B. 2 : 3
- C. 3 : 0
- D. -1 : 2
Answer: A
NEW QUESTION 113
Given the Person class with age and name along with getter and setter methods, and this code fragment:
What will be the result?
- A. Aman Peter Tom
- B. Tom Peter Aman
- C. Aman Tom Peter
- D. Tom Aman Peter
Answer: A
NEW QUESTION 114
Given:
Which one is correct?
- A. An IllegalThreadStateException is thrown at run time.
- B. The compilation fails.
- C. Three threads are created.
- D. Four threads are created.
Answer: A
Explanation:
NEW QUESTION 115
Given the code fragment:
What is the result?
- A. 0
- B. 1
- C. The program prints nothing.
- D. It prints 1 in the infinite loop.
- E. 01
Answer: C
NEW QUESTION 116
Which interface in the java.util.function package can return a primitive type?
- A. BiFunction
- B. LongConsumer
- C. Supplier
- D. ToDoubleFunction
Answer: D
NEW QUESTION 117
Which three guidelines are used to protect confidential information? (Choose three.)
- A. Limit access to objects holding confidential information.
- B. Encapsulate confidential information.
- C. Validate input before storing confidential information.
- D. Transparently handle information to improve diagnostics.
- E. Clearly identify and label confidential information.
- F. Treat user input as normal information.
- G. Manage confidential and other information uniformly.
Answer: A,C,D
NEW QUESTION 118
Given the code fragment:
What is the output?
- A. [-1, -2, -3]
- B. The compilation fails.
- C. [-3, -2, -1]
- D. A runtime exception is thrown.
Answer: D
NEW QUESTION 119
Given:
Which code fragment on line 1 makes the m map contain the employee with the highest salary for each neighborhood?
A)
B)
C)
D)
- A. Option D
- B. Option A
- C. Option C
- D. Option B
Answer: A
NEW QUESTION 120
Given:
You want to use the myResource class in a try-with-resources statement. Which change will accomplish this?
- A. Extend AutoCloseable and override the close method.
- B. Implement AutoCloseable and override the autoClose method.
- C. Implement AutoCloseable and override the close method.
- D. Extend AutoCloseable and override the autoClose method.
Answer: C
NEW QUESTION 121
Given:
Which three actions implement Java SE security guidelines? (Choose three.)
- A. Change the getNames() method name to get$Names().
- B. Change line 3 to private Secret(String[] names) {.
- C. Change line 7 to return names.clone();.
- D. Change line 2 to private final String[] names;.
- E. Change line 4 to this.names = names.clone();.
- F. Change line 6 to public synchronized String[] getNames() {.
- G. Change line 2 to protected volatile String[] names;.
Answer: B,D,G
NEW QUESTION 122
Given:
What is the result?
- A. nothing
- B. appleorangegrapelemonapricotwatermelon
- C. appleapricotgrapelemonorangewatermelon
- D. watermelonorangelemongrapeapricotapple
Answer: D
Explanation:
NEW QUESTION 123
Given:
Which two statements can be added at line 1 in Bar to successfully compile it? (Choose two.)
- A. public List<Integer> foo(TreeSet<String> m) { ... }
- B. public List<Integer> foo(Set<String> m) { ... }
- C. public ArrayList<Integer> foo(Set<String> m) { ... }
- D. public List<Integer> foo(Set<CharSequence> m) { ... }
- E. public ArrayList<Number> foo(Set<CharSequence> m) { ... }
- F. public List<Object> foo(Set<CharSequence> m) { ... }
Answer: A,E
NEW QUESTION 124
Given:
List<String> longlist = List.of("Hello","World","Beat");
List<String> shortlist = new ArrayList<>();
Which code fragment correctly forms a short list of words containing the letter "e"?
- A. Option D
- B. Option A
- C. Option C
- D. Option B
Answer: C
NEW QUESTION 125
Given:
Which code, when inserted at one or more marked positions, would allow classes B and C to compile?
- A. @Override // position 3void x () {} // position 3@Override // position 3public void z() { } // position 3
- B. implements A // position 1@Override // position 2
- C. @Override // position 2public void z() { } // position 3
- D. public void z() { } // position 3
Answer: C
NEW QUESTION 126
Given an application with a main module that has this module-info.java file:
Which two are true? (Choose two.)
- A. A module providing an implementation of country.CountryDetails must have a requires main; directive in its module-info.java file.
- B. A module providing an implementation of country.CountryDetails can be compiled and added without recompiling the main module.
- C. An implementation of country.countryDetails can be added to the main module.
- D. To run without an error, the application must have at least one module in the module path that provides an implementation of country.CountryDetails.
- E. To compile without an error, the application must have at least one module in the module source path that provides an implementation of country.CountryDetails.
Answer: A,E
NEW QUESTION 127
Given:
What is the result?
- A. 0
- B. 10126 3
- C. 6104 3
- D. 6910 3
Answer: C
Explanation:
NEW QUESTION 128
......
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