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NEW QUESTION # 104
Given TripleThis.java:
Compiling TripleThis.java gives this compiler warning:
Note: TripleThis.java uses unchecked or unsafe operations.
Which two replacements done together remove this compiler warning?
- A. Replace line 12 with public static void printValue function<Integer> f, int num) {.
- B. Replace line 9 with function<Integer>, Integer> = X -> { return (integer) x * 3; }.
- C. Replace line 12 with public static int printValue function<Integer, Integer>, f, T num {.
- D. Replace line 12 with public static <T> void printValue (Function<T, T> f, T num ) {,
- E. Replace line 9 with function<Integer> tripler = x-> - { return (Integer) X * 3 ; }.
Answer: C,E
NEW QUESTION # 105
Given:
When run and all three files exist, what is the state of each reader on Line 1?
- A. Only reader1 has been closed.
- B. All three readers are still open.
- C. The compilation fails.
- D. All three readers have been closed.
Answer: C
NEW QUESTION # 106
Given:
and omitting the throws FooException clause results in a compilation error.
Which statement is true about FooException?
- A. The body of foo can only throw FooException.
- B. FooException is unchecked.
- C. FooException is a subclass of RuntimeError.
- D. The body of foo can throw FooException or one of its subclasses.
Answer: D
NEW QUESTION # 107
Examine these module declarations:
Which two statements are correct? (Choose two.)
- A. The placement of the com.example.api API in a separate module, ServiceAPI, makes it easy to install multiple provider modules.
- B. The Consumer module should require the ServiceProvider module.
- C. The ServiceProvider module is the only module that, at run time, can provide the com.example.api API.
- D. The ServiceProvider module does not know the identity of a module (such as Consumer) that uses the com.example.api API.
- E. The ServiceProvider module should export the com.myimpl package.
Answer: B,C
NEW QUESTION # 108
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. @Override // position 2public void z() { } // position 3
- C. implements A // position 1@Override // position 2
- D. public void z() { } // position 3
Answer: B
NEW QUESTION # 109
Given:
Which statement is true about the Fox class?
- A. Fox class does not have to override the inhabit method if Forest and Town provide compatible implementations.
- B. Fox class must implement either Forest or Town interfaces, but not both.
- C. The inhabit method implementation from the first interface that Fox implements will take precedence.
- D. Fox class must provide implementation for the inhabit method.
- E. Fox class does not have to override inhabit method, so long as it does not try to call it.
Answer: A
NEW QUESTION # 110
Given:
What is the result?
- A. appleorangegrapelemonapricotwatermelon
- B. appleapricotgrapelemonorangewatermelon
- C. nothing
- D. watermelonorangelemongrapeapricotapple
Answer: D
Explanation:
NEW QUESTION # 111
Given:
What is the result?
- A. 1.99,2.99,0
- B. 1.99,2.99,0.0
- C. The compilation fails.
- D. 1.99,2.99
Answer: B
NEW QUESTION # 112
Given:
What is the output?
- A. The compilation fails due to an error in line 1.
- B. I am an object array
- C. I am an array
- D. I am an object
Answer: D
NEW QUESTION # 113
A company has an existing sales application using a Java 8 jar file containing packages:
com.company.customer;
com.company.customer.orders;
com.company.customer.info;
com.company.sales;
com.company.sales.leads;
com.company.sales.closed;
com.company.orders;
com.company.orders.pending;
com.company.orders.shipped.
To modularize this jar file into three modules, customer, sales, and orders, which module-info.java would be correct?
A)
B)
C)
D)
- A. Option B
- B. Option C
- C. Option A
- D. Option D
Answer: B
NEW QUESTION # 114
Given:
Which two are correct? (Choose two.)
- A. Option B
- B. Option D
- C. Option C
- D. Option A
Answer: B,C
NEW QUESTION # 115
Given:
Which is true?
- A. The code does not compile.
- B. The code prints 25.
- C. The code compiles but does not print any result.
- D. The code throws an exception at runtime.
Answer: A
NEW QUESTION # 116
Given an application with a main module that has this module-info.java file:
Which two are true? (Choose two.)
- A. To run without an error, the application must have at least one module in the module path that provides an implementation of country.CountryDetails.
- 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. A module providing an implementation of country.CountryDetails must have a requires main; directive in its module-info.java file.
- 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: D,E
NEW QUESTION # 117
Given:
Which two lines cause compilation errors? (Choose two.)
- A. line 7
- B. line 12
- C. line 6
- D. line 8
- E. line 9
Answer: A,C
NEW QUESTION # 118
Given:
After which line can we insert assert i < 0 || values[i] <= values[i + 1]; to verify that the values array is partially sorted?
- A. after line 8
- B. after line 10
- C. after line 5
- D. after line 6
Answer: D
Explanation:
NEW QUESTION # 119
Given the code fragment:
Which two code snippets inserted independently inside println method print Mondial:domainmodel? (Choose two.)
- A. Main.prefix + Main.name
- B. Main.prefix + Main.getName()
- C. new Main().prefix + new Main().name
- D. prefix + Main.name
- E. prefix + name
- F. prefix + getName
Answer: B,F
NEW QUESTION # 120
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