1Z0-809 Exam Questions & Answers

Exam Code: 1Z0-809

Exam Name: Java SE 8 Programmer II

Updated:

Q&As: 207

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Practice These Free Questions and Answers to Pass the Oracle Database Exam

Questions 1

Given the code fragment:

List codes = Arrays.asList ("DOC", "MPEG", "JPEG");

codes.forEach (c -> System.out.print(c + " "));

String fmt = codes.stream()

.filter (s-> s.contains ("PEG"))

.reduce((s, t) -> s + t).get();

System.out.println("\n" + fmt);

What is the result?

A. DOC MPEG JPEG MPEGJPEG

B. DOC MPEG MPEGJPEG MPEGMPEGJPEG

C. MPEGJPEG MPEGJPEG

D. The order of the output is unpredictable.

Show Answer
Questions 2

Given: and the code fragment:

What is the result?

A. A compilation error occurs at line n2.

B. A compilation error occurs because the try block doesn't have a catch or finally block.

C. A compilation error occurs at line n1.

D. The program compiles successfully.

Show Answer
Questions 3

Given:

and the command: java Product 0 What is the result?

A. An AssertionError is thrown.

B. A compilation error occurs at line n1.

C. New Price: 0.0

D. A NumberFormatException is thrown at run time.

Show Answer
Questions 4

Given: What is the result?

A. Hi Interface-2

B. A compilation error occurs.

C. Hi Interface-1

D. Hi MyClass

Show Answer
Questions 5

Given the code fragment:

Assume that:

The required database driver is configured in the classpath.

The appropriate database is accessible with the dbURL, userName, and passWord exists. The Employee

and Customer tables are available and each table has id column with a few records and the SQL queries

are valid.

What is the result of compiling and executing this code fragment?

A. The program prints employee IDs.

B. The program prints customer IDs.

C. The program prints Exception.

D. compilation fails on line 13.

Show Answer

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