Vendor: Oracle
Certifications: Oracle Certifications
Exam Name: Java SE 11 Programmer II
Exam Code: 1Z0-816
Total Questions: 80 Q&As ( View Details)
Last Updated: Mar 12, 2025
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Oracle 1Z0-816 Last Month Results
1Z0-816 Q&A's Detail
Exam Code: | 1Z0-816 |
Total Questions: | 80 |
Single & Multiple Choice | 80 |
CertBus Has the Latest 1Z0-816 Exam Dumps in Both PDF and VCE Format
1Z0-816 Online Practice Questions and Answers
Given:
var fruits = List.of("apple", "orange", "banana", "lemon");
You want to examine the first element that contains the character n.
Which statement will accomplish this?
A. String result = fruits.stream().filter(f -> f.contains("n")).findAny();
B. fruits.stream().filter(f -> f.contains("n")).forEachOrdered(System.out::print);
C. Optional
D. Optional
Given:
And the command: java Main Helloworld What is the result ?
A. Input: Echo:
B. Input: Helloworld Echo: Helloworld
C. Input: Then block until any input comes from System.in.
D. Input: Echo: Helloworld
E. A NullPointerException is thrown at run time.
Given:
When is the readObject method called?
A. before this object is deserialized
B. after this object is deserialized
C. before this object Is serialized
D. The method is never called.
E. after this object is serialized
Given:
Which two are secure serialization of these objects? (Choose two.)
A. Define the serialPersistentFields array field.
B. Declare fields transient.
C. Implement only readResolve to replace the instance with a serial proxy and not writeReplace.
D. Make the class abstract.
E. Implement only writeReplace to replace the instance with a serial proxy and not readResolve.
Which interface in the java.util.function package can return a primitive type?
A. ToDoubleFunction
B. Supplier
C. BiFunction
D. LongConsumer
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