Shobhadoshi的專家團隊針對Oracle 1z0-809題庫下載 認證考試研究出了最新的短期有效培訓方案，為參加Oracle 1z0-809題庫下載 認證考試的考生進行20個小時左右的培訓，他們就能快速掌握很多知識和鞏固自己原有的知識，還能輕鬆通過Oracle 1z0-809題庫下載 認證考試，比那些花大量的時間和精力準備考試的人輕鬆得多。 Shobhadoshi不僅能為那你節約寶貴的時間，還可以讓你安心地參加考試以及順利的通過。Shobhadoshi具有很好的可靠性，在專業IT行業人士中有很高的聲譽。 在這個時間很寶貴的時代，時間就是金錢。
Java SE 1z0-809題庫下載 - Java SE 8 Programmer II 只有這樣，在考試的時候你才可以輕鬆應對。 用過了軟體版的考古題，你就可以在參加考試時以一種放鬆的心態來做題，有利於你正常發揮你的水準。Shobhadoshiの1z0-809 考試題庫考古題可以讓你輕鬆地準備考試。
你可以免費下載考古題的一部分。在購買考古題之前，你可以去Shobhadoshi的網站瞭解更多的資訊，更好地瞭解這個網站。另外，關於考試失敗全額退款的政策，你也可以事先瞭解一下。
每個人都有自己的人生規劃，選擇不同得到的就不同，所以說選擇很重要。Shobhadoshi Oracle的1z0-809題庫下載考試認證培訓資料是幫助每個IT人士實現自己人生宏偉目標的最好的方式方法，它包括了試題及答案，並且和真實的考試題目不相上下，真的是所謂稱得上是最好的別無二選的培訓資料。
Shobhadoshi以它強大的考古題得到人們的認可，只要你選擇它作為你的考前復習工具，就會在1z0-809題庫下載資格考試中有非常滿意的收穫，這也是大家有目共睹的。現在馬上去網站下載免費試用版本，你就會相信自己的選擇不會錯。
QUESTION NO: 1
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
QUESTION NO: 2
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: 3
Given the code fragments:
class Employee {
Optional<Address> address;
Employee (Optional<Address> address) {
this.address = address;
}
public Optional<Address> getAddress() { return address; }
}
class Address {
String city = "New York";
public String getCity { return city: }
public String toString() {
return city;
}
}
and
Address address = null;
Optional<Address> addrs1 = Optional.ofNullable (address);
Employee e1 = new Employee (addrs1);
String eAddress = (addrs1.isPresent()) ? addrs1.get().getCity() : "City Not available"; What is the result?
A. City Not available
B. null
C. New York
D. A NoSuchElementException is thrown at run time.
Answer: A
QUESTION NO: 4
Given that /green.txt and /colors/yellow.txt are accessible, and the code fragment:
Path source = Paths.get("/green.txt);
Path target = Paths.get("/colors/yellow.txt);
Files.move(source, target, StandardCopyOption.ATOMIC_MOVE);
Files.delete(source);
Which statement is true?
A. A FileAlreadyExistsException is thrown at runtime.
B. The file green.txt is moved to the /colors directory.
C. The yellow.txt file content is replaced by the green.txt file content and an exception is thrown.
D. The green.txt file content is replaced by the yellow.txt file content and the yellow.txt file is deleted.
Answer: A
QUESTION NO: 5
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
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Updated: May 28, 2022