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1Z0-804 by Oracle - Page 1 | ExamCademy

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Given:

Question Image

Which statement will iterate through Direction?

A for (Direction d : Direction.values()){ // }
B for (Direction d : Direction.asList()){ // }
C for (Direction d : Direction.iterator()){ // }
D for (Direction d : Direction.asArray()){ // }

Given:

Question Image

What is the result?

A Daniel
B Unknown
C It may print"unknown"or"Daniel"depending on the JVM implementation.
D Compilation fails.
E An exception is thrown at runtime.

Given the code fragment:

Question Image

What is the result when infected() is invoked?

A before try catch finally after
B before catch finally after
C before catch after
D before catch finally
E before catch

Which two actions can be used in registering a JDBC 3.0 driver?

A Add the driver class to the META-INF/services folder of the JAR file.
B Set the driver class name by using the jdbc.drivers system property.
C Include the JDBC driver class in a jdbcproperties file.
D Use the java.lang.class.forName method to load the driver class.
E Use the DriverManager.getDriver method to load the driver class.

Given the fragment:

Question Image

If thread a and thread b are running, but not completing, which two could be occurring?

A livelock
B deadlock
C starvation
D loose coupling
E cohesion

Which three statements are correct about thread's sleep method?

A The sleep (long) method parameter defines a delay in milliseconds.
B The sloop (long) method parameter defines a delay in microseconds.
C A thread is guaranteed to continue execution after the exact amount of time defined in the sleep (long) parameter.
D A thread can continue execution before the amount of time defined in the sleep (long) parameter.
E A thread can continue execution after the amount of time defined in the sleep (long) parameter
F Only runtime exceptions are thrown by the sleep method.

Given:

Question Image

Which two are true?

A Thread is printed
B Runnable is printed
C No output is produced
D No new threads of execution are started within the main method
E One new thread of execution is started within the main method
F Two new threads of exclusion are started within the main method

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