1Z1-816 試験問題を無料オンラインアクセス

Given:
LocalDate d1 = LocalDate.of(1997,2,7);
DateTimeFormatter dtf =
DateTimeFormatter.ofPattern( /*insert code here*/ );
System.out.println(dtf.format (d1));
Which pattern formats the date as Friday 7th of February 1997?

• A."eeee d'th of' MMMM yyyy"
• B."eeee dd+"th of"+ MMM yyyy"
• C."eeee d+"th of"+ MMMM yyyy"
• D."eeee dd'th of' MMM yyyy"

Which is a proper JDBC URL?

• A.jdbc:mysql://localhost:3306/database
• B.http://localhost.mysql.com:3306/database
• C.http://localhost mysql.jdbc:3306/database
• D.jdbe.mysql.com://localhost:3306/database

Given:

And the command:
java Main Helloworld
What is the result ?

• A.Input: Helloworld Echo: Helloworld
• B.Input:
  Echo: Helloworld
• C.Input: Echo:
• D.A NullPointerException is thrown at run time.
• E.Input:
  Then block until any input comes from System.in.

Given this enum declaration:

Examine this code:
System.out.println(Alphabet.getFirstLetter());
What code should be written at line 3 to make this code print A?

• A.String getFirstLetter() { return A.toString(); }
• B.static String getFirstLetter() { return A.toString(); }
• C.static String getFirstLetter() { return Alphabet.values()[1].toString(); }
• D.final String getFirstLetter() { return A.toString(); }

Given an application with a main module that has this module-info.java file:

Which two are true? (Choose two.)

• A.An implementation of country.countryDetails can be added to the main module.
• B.A module providing an implementation of country.CountryDetails must have a requires main; directive in its module-info.java file.
• C.To run without an error, the application must have at least one module in the module path that provides an implementation of country.CountryDetails.
• D.To compile without an error, the application must have at least one module in the module source path that provides an implementation of country.CountryDetails.
• E.A module providing an implementation of country.CountryDetails can be compiled and added without recompiling the main module.