oracle 1z0-808 practice test

Question 1

Given the code fragment:

What is the result?

• A. 2012-02-10
• B. 2012-01-30
• C. 2012-02-10 00:00
• D. A DateTimeException is thrown at runtime.

Question 2

Given:

What is the result?

• A. Compilation fails.
• B. false true
• C. true false
• D. true true
• E. false false

Question 3

Given the definitions of the MyString class and the Test class:

What is the result?

• A. Option A
• B. Option B
• C. Option C
• D. Option D
• E. Option E

Question 4

Given:

What is the result?

• A. BaseDerivedA
• B. BaseDerivedB
• C. DerivedBDerivedB
• D. DerivedBDerivedA
• E. A ClassCastException is thrown at runtime.

Question 5

Given the code fragment:

What is the result?

• A. Answer = 0
• B. Invalid calculation
• C. Compilation fails only at line n1.
• D. Compilation fails only at line n2.
• E. Compilation fails at line n1 and line2.

Question 6

Given the code fragment:

Which option represents the state of the num array after successful completion of the outer loop?

A. Option A
B. Option B
C. Option C
D. Option D

Question 7

Given:

What is the result?

• A. AB
• B. AC
• C. CC
• D. A ClassCastException is thrown only at line n1.
• E. A ClassCastException is thrown only at line n2.

Question 8

Given the code fragment:

Which modification enables the code to print 54321?

• A. Replace line 6 with System.out.print (--x);
• B. At line 7, insert x --;
• C. Replace line 5 with while (is Available(--x)) {
• D. Replace line 12 with return (x > 0) ? false : true;

Question 9

Given:

What is the result?

• A. Option A
• B. Option B
• C. Option C
• D. Option D

Question 10

Given the code fragment:

Test.java:

Which is the result?

• A. Option A
• B. Option B
• C. Option C
• D. Option D
• E. Option E

Question 11

Given the code fragment:

What is the result?

• A. An exception is thrown at runtime.
• B. 2014-07-31T01:01:00
• C. 2014-07-31
• D. 2014-09-30T00:00:00

Question 12

Given the code fragment:

What is the result?

• A. A B C
• B. A B C D E
• C. A B D E
• D. Compilation fails.

Question 13

Given the code fragment:

Which code fragment, when inserted at line n1, enables the App class to print Equal?

• A. Option A
• B. Option B
• C. Option C
• D. Option D

Question 14

Given:

What is the result?

• A. 97 9899 100 null null null
• B. 97 9899 100 101 102 103
• C. Compilation fails.
• D. A NullPointerException is thrown at runtime.
• E. An ArraylndexOutOfBoundsException is thrown at runtime.

Question 15

Given:

What is the result?

• A. Option A
• B. Option B
• C. Option C
• D. Option D