Practice on 2023 LATEST 1Z0-819 Exam Updated 262 Questions [Q71-Q87]

Practice on 2023 LATEST 1Z0-819 Exam Updated 262 Questions

Download Latest 1Z0-819 Dumps with Authentic Real Exam QA’s

Oracle 1Z0-819 exam is a challenging exam that requires a thorough understanding of Java programming concepts and techniques. Candidates who pass 1Z0-819 exam can demonstrate their expertise in Java SE 11 and open up new career opportunities in the field of Java development. To succeed in 1Z0-819 exam, candidates should have a strong work ethic, a dedication to learning, and a passion for programming. With the right preparation and mindset, candidates can pass 1Z0-819 exam and become certified Java SE 11 developers.

 

NO.71 Given:

Which three are true? (Choose three.)

 
 
 
 
 
 
 
 
 

NO.72 Given:

What is the output?
banana orange apple lemon

 
 
 
 
 

NO.73 Given:

And the command:
java Main Helloworld
What is the result ?

 
 
 
 
 

NO.74 Given the code fragment:

What is the result?
A)

B)

C)

D)

 
 
 
 

NO.75 Which two describe reasons to modularize the JDK? (Choose two.)

 
 
 
 
 

NO.76 Given:

Which two lines cause compilation errors? (Choose two.)

 
 
 
 
 

NO.77 Given the code fragment:

Which can replace line 2?

 
 
 
 

NO.78 Which two safely validate inputs? (Choose two.)

 
 
 
 
 

NO.79 Given:

Which annotation should be used to remove warnings from compilation?

 
 
 
 

NO.80 Given:
List<String> list1 = new ArrayList<>();
list1.add(“A”);
list1.add(“B”);
List list2 = List.copyOf(list1);
list2.add(“C”);
List<List<String>> list3 = List.of(list1, list2);
System.out.println(list3);
What is the result?

 
 
 
 

NO.81 What is the result?

 
 
 
 

NO.82 Given:

What code must you insert on Line 1 to enable the code to print Hello world?

 
 
 
 

NO.83 Given:

What code inserted into class C would allow it to compile?

 
 
 
 
 

NO.84 Given:

Which statement on line 1 enables this code fragment to compile?

 
 
 
 

NO.85 Given:

After which line can we insert assert i < 0 || values[i] <= values[i + 1]; to verify that the values array is partially sorted?

 
 
 
 

NO.86 Given:

executed using command:
java Hello “Hello World” Hello World
What is the output?

 
 
 
 
 

NO.87 var numbers = List.of(0,1,2,3,4,5,6,7,8,9);
You want to calculate the average of numbers. Which two codes will accomplish this? (Choose two.)

 
 
 
 
 

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