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1Z1-809最新考古題，1Z1-809考試題庫 - Oracle 1Z1-809考題寶典 - Royalholidayclubbed
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快來購買1z1-809最新考古題考古題吧！如果您想要真正的考試模擬，那就選擇我們的1z1-809最新考古題題庫在線測試引擎版本，支持多個設備安裝，還支持離線使用。Royalholidayclubbed為考生提供真正有效的考試學習資料，充分利用我們的Oracle 1z1-809最新考古題題庫問題和答案，可以節約您的時間和金錢。
1z1-809 PDF DEMO:
QUESTION NO: 1
Given the code fragment:
Stream<Path> files = Files.list(Paths.get(System.getProperty("user.home"))); files.forEach (fName ->
{//line n1 try { Path aPath = fName.toAbsolutePath();//line n2 System.out.println(fName + ":"
+ Files.readAttributes(aPath, Basic.File.Attributes.class).creationTime ());
} catch (IOException ex) {
ex.printStackTrace();
});
What is the result?
A. A compilation error occurs at line n1.
B. A compilation error occurs at line n2.
C. The files in the home directory are listed along with their attributes.
D. All files and directories under the home directory are listed along with their attributes.
Answer: C
QUESTION NO: 2
Given the code fragment:
What is the result?
A. Checking...Checking...
B. A compilation error occurs at line n1.
C. A compilation error occurs at line n2.
D. Checking...
Answer: B
QUESTION NO: 3
Given:
class Book {
int id;
String name;
public Book (int id, String name) {
this.id = id;
this.name = name;
}
public boolean equals (Object obj) { //line n1
boolean output = false;
Book b = (Book) obj;
if (this.id = = b.id) {
output = true;
}
return output;
}
}
and the code fragment:
Book b1 = new Book (101, "Java Programing");
Book b2 = new Book (102, "Java Programing");
System.out.println (b1.equals(b2)); //line n2
Which statement is true?
A. The program prints true.
B. A compilation error occurs. To ensure successful compilation, replace line n2 with:System.out.println (b1.equals((Object) b2));
C. A compilation error occurs. To ensure successful compilation, replace line n1 with:boolean equals
(Book obj) {
D. The program prints false.
Answer: D
QUESTION NO: 4
Given the code fragments:
4. void doStuff() throws ArithmeticException, NumberFormatException, Exception {
5. if (Math.random() >-1 throw new Exception ("Try again");
6. }
and
24. try {
25. doStuff ( ):
26. } catch (ArithmeticException | NumberFormatException | Exception e) {
27. System.out.println (e.getMessage()); }
28. catch (Exception e) {
29. System.out.println (e.getMessage()); }
30. }
Which modification enables the code to print Try again?
A. Replace line 27 with:throw e;
B. Comment the lines 28, 29 and 30.
C. Replace line 26 with:} catch (ArithmeticException | NumberFormatException e) {
D. Replace line 26 with:} catch (Exception | ArithmeticException | NumberFormatException e) {
Answer: C
QUESTION NO: 5
Given that course.txt is accessible and contains:
Course : : Java
and given the code fragment:
public static void main (String[ ] args) {
int i;
char c;
try (FileInputStream fis = new FileInputStream ("course.txt");
InputStreamReader isr = new InputStreamReader(fis);) {
while (isr.ready()) { //line n1
isr.skip(2);
i = isr.read ();
c = (char) i;
System.out.print(c);
}
} catch (Exception e) {
e.printStackTrace();
}
}
What is the result?
A. ueJa
B. The program prints nothing.
C. ur :: va
D. A compilation error occurs at line n1.
Answer: A
我們Royalholidayclubbed網站是個歷史悠久的Oracle的Salesforce CRT-211考試認證培訓資料網站。 快登錄Royalholidayclubbed網站吧！這里有大量的學習資料試題和答案，是滿足嚴格質量標準的考試題庫，涵蓋所有的Oracle Adobe AD0-E727考試知識點。 有了它你就可以毫不費力的通過了這麼困難的Oracle的Salesforce MuleSoft-Integration-Associate考試認證。 Oracle CWNP CWDP-305是其中的重要認證考試之一。 Huawei H19-634_V1.0 - 來吧，你將是未來最棒的IT專家。
Updated: May 28, 2022
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