1z1-808無料試験学習ガイド！（更新された398問あります)
1z1-808問題集にはJava and Middleware認証済み試験問題と解答
Oracle 1z0-808試験は、Java SE 8プログラマーIとして認定されたい人々にとって重要な認定試験です。この試験は、Javaプログラミング言語の知識と、その知識を実践的なプログラミングシナリオに適用する能力をテストします。試験に備えるためには、Javaプログラミングの経験があること、Java SE 8トレーニングコースを修了し、試験目標を勉強することが推奨されます。試験に合格することは、Javaプログラマーとしてキャリアアップするための大きな成果であり、役立つことができます。
質問 # 123
Given:
What will be the output?
- A. Option C
- B. Option A
- C. Option D
- D. Option B
正解：C
質問 # 124
Given the code fragment:
What is the result?
- A. 5 : 10
- B. 10 : 10
- C. 5 : 5
- D. Compilation fails
正解：B
質問 # 125
A method is declared to take three arguments. A program calls this method and passes only two arguments. What is the results?
- A. The third argument is given the appropriate falsy value for its declared type. F) An exception occurs when the method attempts to access the third argument.
- B. The third argument is given the value null.
- C. The third argument is given the value void.
- D. The third argument is given the value zero.
- E. Compilation fails.
正解：E
質問 # 126
Given the following array:
Which two code fragments, independently, print each element in this array?
- A. Option D
- B. Option C
- C. Option E
- D. Option F
- E. Option A
- F. Option B
正解：C、F
質問 # 127
Given:
What is the result?
- A. 10 : 22 : 6
- B. 10 : 22 : 20
- C. 10 : 22 : 22
- D. 10 : 30 : 6
正解：C
質問 # 128
Given the code fragment:
Which code fragment, when inserted at line 3, enables the code to print 10:20?
- A. int array = new int[2];
- B. int[] array;array = int[2];
- C. int[] array n= new int[2];
- D. int array [2] ;
正解：B
質問 # 129
Given:
And given the code fragment:
What is the result?
- A. 300:0
0:300 - B. 300:300
200:300 - C. 200:300
200:300 - D. 300:100
200:300
正解：C
質問 # 130
Given:
What is the result?
- A. true:false
- B. false:true
- C. false:false
- D. true:true
正解：B
質問 # 131
Given the code fragment:
What is the result?
- A. An exception is thrown at runtime.
- B. Compilation fails.
- C. 13480.02
- D. 13480.0
正解：D
質問 # 132
Given the content of three files:
Which statement is true?
- A. The B.java and C.java files compile successfully.
- B. Only the A.Java file compiles successfully.
- C. Only the C.java file compiles successfully.
- D. The A.Java and B.java files compile successfully.
- E. Only the B.java file compiles successfully.
- F. The A.Java and C.java files compile successfully.
正解：B
質問 # 133
Given the code fragment:
What is the result?
- A. 1 3
1 3 0 0 - B. Compilation fails.
- C. 1 3
1 3 - D. 1 3 5 7
1 3 - E. 1 3
followed by an ArrayIndexOutOfBoundsException
正解：C
解説：
質問 # 134
Given:
What is the result?
- A. 200.0 : 100.0
- B. 400.0 : 200.0
- C. 400.0 : 100.0
- D. Compilation fails.
正解：C
質問 # 135
Which statement is/are true?
I. Default constructor only contains "super();" call.
II. We can't use any access modifier with a constructor.
III. A constructor should not have a return type.
- A. Only II.
- B. Only I and III.
- C. Only I.
- D. AIL
- E. Only I and II.
正解：B
解説：
Statement I is correct as the default constructor only contains super0 call
Statement II is incorrect as we can use any access modifier with a constructor.
Statement III is correct as constructor can't have return type, even void.
So option D is correct.
httpsy/docs.oracle.com/javase/tutorial/iava/javaOO/construaors.html
質問 # 136
Given the code fragments:
And,
Which statement is true?
- A. After line 11, one object is eligible for garbage collection.
- B. After line 11, none of the objects are eligible for garbage collection.
- C. After line 11, two objects are eligible for garbage collection.
- D. After line 11, three objects are eligible for garbage collection.
正解：A
質問 # 137
Given the definitions of the MyString class and the Test class: What is the result?
- A. Option D
- B. Option C
- C. Option A
- D. Option B
正解：B
質問 # 138
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