2025 RELIABLE REASONABLE 1Z0-819 EXAM PRICE | 100% FREE 1Z0-819 LATEST DUMPS SHEET

2025 Reliable Reasonable 1Z0-819 Exam Price | 100% Free 1Z0-819 Latest Dumps Sheet

2025 Reliable Reasonable 1Z0-819 Exam Price | 100% Free 1Z0-819 Latest Dumps Sheet

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The 1Z0-819 exam covers a wide range of Java SE 11 topics, including Java classes, interfaces, and objects, Java data types, Java collections, Java streams, Java IO and NIO, Java concurrency, Java annotations, Java generics, and Java exceptions. 1Z0-819 Exam also covers Java development tools, such as Java Development Kit (JDK), Java Integrated Development Environment (IDE), and Java Virtual Machine (JVM).

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Oracle 1z1-819 is a certification exam for Java SE 11 Developers. 1Z0-819 exam is designed to test developers' understanding and proficiency of the Java programming language. 1Z0-819 exam covers topics such as Java syntax, object-oriented programming, concurrency, and exception handling.

Oracle 1z1-819: Java SE 11 Developer exam is an excellent opportunity for Java developers to validate their skills and knowledge. Java SE 11 Developer certification is globally recognized and is a valuable asset for professionals who want to enhance their career prospects. 1Z0-819 Exam covers a wide range of topics, and the candidate needs to score a minimum of 63% to pass the exam.

Oracle Java SE 11 Developer Sample Questions (Q224-Q229):

NEW QUESTION # 224
Given:

and

Which two method definitions at line n1 in the Bar class compile? (Choose two.)

  • A. public List<Integer> foo(Set<CharSequence> m) {...}
  • B. public List<Integer> foo(TreeSet<String> m) {...}
  • C. public List<Number> foo(Set<String> m) {...}
  • D. public List<Object> foo(Set<CharSequence> m) {...}
  • E. public ArrayList<Number> foo(Set<CharSequence> m) {...}
  • F. public ArrayList<Integer> foo(Set<String> m) {...}

Answer: B,E


NEW QUESTION # 225
Given:

Which annotation should be used to remove warnings from compilation?

  • A. @SuppressWarnings on the main and print methods
  • B. @SuppressWarnings("rawtypes") on main and @SafeVarargs on the print method
  • C. @SuppressWarnings("all") on the main and print methods
  • D. @SuppressWarnings("unchecked") on main and @SafeVarargs on the print method

Answer: D

Explanation:


NEW QUESTION # 226
Given:

executed with this command:
java Main one two three
What is the output of this class?

  • A. nothing
  • B. The compilation fails.
  • C. 1) one
  • D. 1) one2) two3) three
  • E. A java.lang.ArrayIndexOutOfBoundsException is thrown.

Answer: D


NEW QUESTION # 227
Given:

What is the result?

  • A. Unknown
  • B. WorkingUnknown
  • C. Working
  • D. The compilation fails.
  • E. TuesdayUnknown
  • F. Tuesday

Answer: A

Explanation:


NEW QUESTION # 228
Why does this compilation fail?

  • A. The method Y. print (object) does not call the method super.print (object)
  • B. The method print (object) and the method print (object...) are duplicates of each other.
  • C. The method x. print (object) is not accessible to Y.
  • D. In method x. print (Collection), system. Out :: prints is an invalid Java identifier.
  • E. The method Y. print (object...) cannot override the final method x.print (object....).

Answer: B


NEW QUESTION # 229
......

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