Oracle 1z0-809 Deluxe Study Guide with Online Test Engine
1z0-809 dumps review - Professional Quiz Study Materials
What is the duration of the 1Z0-809 Exam
- Format: Multiple choices, multiple answers
- Passing Score: 65%
- Length of Examination: 150 minutes
- Number of Questions: 85
Who should take the 1Z0-809 exam
The Oracle Java SE 8 Programmer II 1Z0-809 Exam certification is an internationally-recognized validation that identifies persons who earn it as possessing skilled as an Oracle Certified Java Programmer. If a candidate wants significant improvement in career growth needs enhanced knowledge, skills, and talents. The Oracle Java SE 8 Programmer II 1Z0-809 Exam certification provides proof of this advanced knowledge and skill. If a candidate has knowledge of associated technologies and skills that are required to pass Oracle Java SE 8 Programmer II 1Z0-809 Exam then he should take this exam.
NEW QUESTION 90
Given the code fragment:
public static void main (String[] args) throws IOException {
BufferedReader brCopy = null;
try (BufferedReader br = new BufferedReader (new FileReader
("employee.txt"))) { //
line n1
br.lines().forEach(c -> System.out.println(c));
brCopy = br; //line n2
}
brCopy.ready(); //line n3;
}
Assume that the ready method of the BufferedReader, when called on a closed BufferedReader, throws an exception, and employee.txt is accessible and contains valid text.
What is the result?
- A. A compilation error occurs at line n2.
- B. The code prints the content of the employee.txtfile and throws an exception at line n3.
- C. A compilation error occurs at line n1.
- D. A compilation error occurs at line n3.
Answer: B
NEW QUESTION 91
Given:
and the code fragment:
Which definition of the ColorSorterclass sorts the blocks list?
- A.
- B.
- C.
- D.
Answer: A
NEW QUESTION 92
Given the code fragment:
public class Foo {
public static void main (String [ ] args) {
Map<Integer, String> unsortMap = new HashMap< > ( );
unsortMap.put (10, "z");
unsortMap.put (5, "b");
unsortMap.put (1, "d");
unsortMap.put (7, "e");
unsortMap.put (50, "j");
Map<Integer, String> treeMap = new TreeMap <Integer, String> (new
Comparator<Integer> ( ) {
@Override public int compare (Integer o1, Integer o2) {return o2.compareTo (o2); } } ); treeMap.putAll (unsortMap); for (Map.Entry<Integer, String> entry : treeMap.entrySet () ) { System.out.print (entry.getValue () + " ");
}
}
}
What is the result?
- A. j z e b d
- B. z b d e j
- C. d b e z j
- D. A compilation error occurs.
Answer: B
NEW QUESTION 93
Which two statements are true for a two-dimensional array?
- A. Using a row by column convention, each row of a two-dimensional array must be of the same size.
- B. At declaration time, the number of elements of the array in each dimension must be specified.
- C. It is implemented as an array of the specified element type.
- D. All methods of the class Object may be invoked on the two-dimensional array.
Answer: C,D
NEW QUESTION 94
Given:
What is the result?
- A. ns = 50 s = 50
ns = 125 s = 125
ns = 100 s = 100 - B. ns = 50 s = 50
ns = 125 s = 125
ns = 0 s = 125 - C. ns = 50 s = 125
ns = 125 s = 125
ns = 0 s = 125 - D. ns = 50 s = 125
ns = 125 s = 125
ns = 100 s = 125
Answer: C
NEW QUESTION 95
Given the code fragment:
9. Connection conn = DriveManager.getConnection(dbURL, userName, passWord);
10. String query = "SELECT id FROM Employee";
11. try (Statement stmt = conn.createStatement()) {
12. ResultSet rs = stmt.executeQuery(query);
13.stmt.executeQuery("SELECT id FROM Customer");
14. while (rs.next()) {
15. //process the results
16.System.out.println("Employee ID: "+ rs.getInt("id"));
17.}
18. } catch (Exception e) {
19. System.out.println ("Error");
20. }
Assume that:
The required database driver is configured in the classpath.
The appropriate database is accessible with the dbURL, userName, and passWord exists.
The Employee and Customer tables are available and each table has id column with a few records and the SQL
queries are valid.
What is the result of compiling and executing this code fragment?
- A. compilation fails on line 13.
- B. The program prints customer IDs.
- C. The program prints Error.
- D. The program prints employee IDs.
Answer: C
NEW QUESTION 96
Given that version.txtis accessible and contains:
1234567890
and given the code fragment:
What is the result?
- A. 0
- B. 1
- C. 2
- D. The program prints nothing.
Answer: C
NEW QUESTION 97
Given the code fragment:
int b = 3;
if ( !(b > 3)) {
System.out.println("square ");
}{
System.out.println("circle ");
}
System.out.println("...");
What is the result?
- A. square...
- B. Compilation fails.
- C. squarecircle...
- D. circle...
Answer: C
NEW QUESTION 98
Given:
What is the result?
- A. Hello Log 1:0
- B. Welcome Log 2:1
- C. Hello Log 2:1
- D. Welcome Log 1:0
Answer: B
NEW QUESTION 99
Given the code fragment:
What is the result?
- A. Compilation fails only at line n2.
- B. Compilation fails only at line n1.
- C. Jesse 25
Walter 52 - D. Compilation fails at both line n1 and line n2.
Answer: D
NEW QUESTION 100
Given the content of the employee.txtfile:
Every worker is a master.
Given that the employee.txtfile is accessible and the file allemp.txtdoes NOT exist, and the code fragment:
What is the result?
- A. allemp.txt is created and the content of employee.txt is copied to it.
- B. Exception 2
- C. The program executes, does NOT affect the system, and produces NO output.
- D. Exception 1
Answer: D
NEW QUESTION 101
Given the code fragment:
What is the result?
- A. 1 : 2 : 3 :
- B. An ArrayOutOfBoundsException is thrown at runtime.
- C. 1 : 2 : 3 : 4 : 5 :
- D. Compilation fails.
Answer: C
NEW QUESTION 102
Given the code fragment:
Which code fragment, when inserted at line n1, enables the code to print /First.txt?
- A. Path iP = new Paths ("/First.txt");
- B. Path iP = Paths.get ("/", "First.txt");
- C. Path iP = Paths.toPath ("/First.txt");
- D. Path iP = new Path ("/First.txt");
Answer: B
NEW QUESTION 103
Given the code fragment:
What is the result?
- A. A C D
- B. A B C C
- C. A B D
- D. A B D C
- E. A B C D
Answer: B
NEW QUESTION 104
Given:
public class Product {
int id; int price;
public Product (int id, int price) {
this.id = id;
this.price = price;
}
Public String toString () { return id + ":" + price;)
}
and the code fragment:
List<Product> products = new ArrayList <> (Arrays.asList(new Product(1, 10),
new Product (2, 30),
new Product (3, 20));
Product p = products.stream().reduce(new Product (4, 0), (p1, p2) -> {
p1.price+=p2.price;
return new Product (p1.id, p1.price);});
products.add(p);
products.stream().parallel()
. reduce((p1, p2) - > p1.price > p2.price ? p1 : p2)
. ifPresent(System.out: :println);
What is the result?
- A. The program prints nothing
- B. 2:30
- C. 4:60
2:30
3:20
1:10 - D. 4:60
- E. 4:0
Answer: C
NEW QUESTION 105
......
Conclusion
Certified specialists in the field of Java development are highly valued by employers of large IT companies, so only those candidates who have proven their practical skills in using Java language by passing specialized Oracle exams can avoid serious competition and show their expertise. However, having the OCP Java SE 8 Programmer certificate will not only set you apart from other applicants but allow you to qualify for a higher salary.
So now that you see the benefits and are ready to continue on the path to Oracle certification, enroll for the Oracle 1Z0-809 exam and start preparing diligently. You have all the possibilities in your hands, it is enough to cast aside doubts and start studying hard to get ahead of the challenging job market.
Exam Questions Answers Braindumps 1z0-809 Exam Dumps PDF Questions: https://www.itcertmagic.com/Oracle/real-1z0-809-exam-prep-dumps.html
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