Download Java SE 8 Programmer.1z0-808.CertDumps.2017-11-11.122q.vcex

Vendor: Oracle
Exam Code: 1z0-808
Exam Name: Java SE 8 Programmer
Date: Nov 11, 2017
File Size: 6 MB
Downloads: 1
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Demo Questions

Question 1
Given:  
  
Which option enables the code to compile?  
  
  
  1. Option A  
  2. Option B  
  3. Option C  
  4. Option D 
Correct answer: D
Question 2
Given the code fragment:  
  
What is the result?  
  
  1. [Robb, Rick, Bran]  
  2. [Robb, Rick]  
  3. [Robb, Bran, Rick, Bran]  
  4. An exception is thrown at runtime.  
Correct answer: A
Explanation:
After adding elements to names we have a list with four elements and element "Bran" repeated.  After removing element "Bran" we have a list with three elements [Robb, Rick, Bran].  remove method removes the first occurrence of the specified element from this list, if it is present. If the list does not contain the element, it is unchanged.  https://docs.oracle.com/javase/8/docs/api/java/util/ArrayList.html#remove-java.lang.Object-    
After adding elements to names we have a list with four elements and element "Bran" repeated.  
After removing element "Bran" we have a list with three elements [Robb, Rick, Bran].  
remove method removes the first occurrence of the specified element from this list, if it is present. 
If the list does not contain the element, it is unchanged.  
https://docs.oracle.com/javase/8/docs/api/java/util/ArrayList.html#remove-java.lang.Object-    
Question 3
Given:  
  
What is the result?    
  1. C B A  
  2. C  
  3. A B C  
  4. Compilation fails at line n1 and line n2
Correct answer: C
Question 4
Given:  
  
What is the result?  
  1. 3 4 5 6  
  2. 3 4 3 6  
  3. 5 4 5 6  
  4. 3 6 4 6  
Correct answer: C
Explanation:
Since variable i is static, it is shared by all instances of X. When code executes x2.i = 5, x1.i = 5 too.  Since variable j isn't static, each instance of X has its own copy of j.    
Since variable i is static, it is shared by all instances of X. When code executes x2.i = 5, x1.i = 5 too.  
Since variable j isn't static, each instance of X has its own copy of j.  
  
Question 5
Given the code fragment:  
  
 
Which code fragment, when inserted at line 3, enables the code to print 10:20?  
  1. int[] array = new int[2];  
  2. int[] array;  
    array = int[2];  
  3. int array = new int[2];  
  4. int array [2] ;  
Correct answer: B
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