1Z0-816 무료 덤프문제 온라인 액세스

Given:

Which is true?

• A.System.out is the standard output stream. The stream is open only when System.out is called.
• B.System.in cannot reassign the other stream.
• C.System.in is the standard input stream. The stream is already open.
• D.System.out is an instance of java.io.OutputStream by default.

Given:
jdeps -jdkinternals C:\workspace4\SimpleSecurity\jar\classes.jar
Which describes the expected output?

• A.jdeps lists the module dependencies and the package names of all referenced JDK internal APIs. If any are found, the suggested replacements are output in the console.
• B.The -jdkinternals option analyzes all classes in the .jar for class-level dependencies on JDK internal APIs. If any are found, the results with suggested replacements are output in the console.
• C.The -jdkinternals option analyzes all classes in the .jar and prints all class-level dependencies.
• D.jdeps outputs an error message that the -jdkinternals option requires either the -summary or the - verbose options to output to the console.

Given this enum declaration:

Examine this code:
System.out.println(Letter.values()[1]);
What code should be written at line 5 for this code to print 200?

• A.public String toString() { return String.valueOf(Letter.values()[1]); }
• B.public String toString() { return String.valueOf(ALPHA.v); }
• C.public String toString() { return String.valueOf(v); }
• D.String toString() { return "200"; }

Given:

Which two are correct? (Choose two.)

• A.Option C
• B.Option A
• C.Option B
• D.Option D

Given:

Which one is correct?

• A.An IllegalThreadStateException is thrown at run time.
• B.Three threads are created.
• C.The compilation fails.
• D.Four threads are created.