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Oracle Java SE 8 Programmer I 1Z0-808 Dumps With VCE and PDF Download (Question 41 – Question 48)

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QUESTION 41
Given the following code for the classes MyException and Test:
passleader-1z0-808-dumps-411
What is the result?

A.    A
B.    B
C.    Either A or B
D.    A B
E.    A compile time error occurs at line n1

Answer: B
Explanation:
“catch (RuntimeException re)” always catches a RuntimeException.

QUESTION 42
Given:
passleader-1z0-808-dumps-421
What is the result?

A.    myStr: 9009, myNum: 9009
B.    myStr: 7007, myNum: 7007
C.    myStr: 7007, myNum: 9009
D.    Compilation fails

Answer: C

QUESTION 43
Which two are benefits of polymorphism?

A.    Faster code at runtime
B.    More efficient code at runtime
C.    More dynamic code at runtime
D.    More flexible and reusable code
E.    Code that is protected from extension by other classes

Answer: BD
Explanation:
https://www.cs.princeton.edu/courses/archive/fall98/cs441/mainus/node5.html

QUESTION 44
Given the code fragment:
passleader-1z0-808-dumps-441
What is the result?

A.    1:2:3:4:5:
B.    1:2:3:
C.    Compilation fails
D.    An ArrayoutofBoundsException is thrown at runtime

Answer: A

QUESTION 45
Given:
passleader-1z0-808-dumps-451
What is the result?

A.    true:true
B.    true:false
C.    false:true
D.    false:false

Answer: C

QUESTION 46
Given the following classes:
passleader-1z0-808-dumps-461
Which two options fail to compile when placed at line n1 of the main method?

A.    employee.salary = 50_000;
B.    director.salary = 80_000;
C.    employee.budget = 200_000;
D.    manager.budget = 1_000_000;
E.    manager.stockOption = 500;
F.    director.stockOptions = 1_000;

Answer: CE
Explanation:
C. budget is not a member of class employee.
E. stockOptions is not a member of class manager.

QUESTION 47
Given:
passleader-1z0-808-dumps-471
What is the result?

A.    200.0 : 100.0
B.    400.0 : 200.0
C.    400.0 : 100.0
D.    Compilation fails.

Answer: C
Explanation:
After call to updatePrice prt.price change its value to 400 (prt is passed by reference) variable newPrice never changes its value from 100 (newPrice is passed by value)

QUESTION 48
Given the code fragment:
passleader-1z0-808-dumps-481
What is the result if the integer aVar is 9?

A.    Hello World!
B.    Hello Universe!
C.    Hello World
D.    Compilation fails.

Answer: A


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