1Z1-805 試験問題を無料オンラインアクセス

The two methods of course rescue that aggregate the features located in multiple classes are __________.

• A.Copy and Paste
• B.Refactoring
• C.Virtual Method Invocation
• D.Composition
• E.Inheritance

You are using a database from XY/Data. What is a prerequisite for connecting to the database using a JDBC 4.0 driver from XY/Data?

• A.Put the XY/data driver into the classpath of your application.
• B.Create an instance of the XY/Data driver class using the new keyword.
• C.Use the JDBC DriverManager.loadDriver method.
• D.Create an Implementation of DriverManager that extends the XY/Data driver

Given the code fragment:
try {
String query = "SELECT * FROM Employee WHERE ID=110";
Statement stmt = conn.createStatement();
ResultSet rs = stmt.executeQuery(query); // Line 13
System.out.println("Employee ID: " + rs.getInt("ID")); // Line 14
} catch (Exception se) {
System.out.println("Error");
}
Assume that the SQL query matches one record. What is the result of compiling and executing this code?

• A.The code prints the employee ID.
• B.Compilation fails due to an error at line 14.
• C.Compilation fails due to an error at line 13.
• D.The code prints error.

The advantage of a CallableStatement over a PreparedStatement is that it:

• A.Is easier to construct
• B.Runs on the database
• C.Supports transactions
• D.Uses Java instead of native SQL

Given a language code of fr and a country code of FR, while file name represents a resource bundle file name that is not the default?

• A.MessageBundle_fr_FR.properties
• B.MessageBundle_fr_FR.Profile
• C.MessageBundle_fr_FR.locale
• D.MessageBundle_fr_FR.Java
• E.MessageBundle_fr_FR.Xml