Oracle
1Z0-829 · Question #30
1Z0-829 Question #30: Real Exam Question with Answer & Explanation
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Accessing databases using JDBC
Question
Given the course table:
COURSE_ID COURSE_NAME COURSE_FEE COURSE_LEVEL
1021 Java Programmer 400.00 1
1022 Java Architect 600.00 2
1023 Java Master 800.00 3
Given the code fragment:
try (Connection con = DriverManager.getConnection(connectionString)) {
Statement statement = con.createStatement(TYPE_SCROLL_INSENSITIVE,ResultSet.CONCUR_UPDATABLE);
String sql = "UPDATE course SET course_fee = ? where COURSE_LEVEL = ?";
PreparedStatement prst = con.prepareStatement(sql, TYPE_SCROLL_INSENSITIVE);
prst.setDouble(1,800.00);
prst.setInt(2,1);
System.out.println(prst.executeUpdate());
} catch (SQLException sqlException) {
System.out.println(sqlException);
}
What is the result?
Options
- A2
- Bfalse
- Ctrue
- D1
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Topics
#JDBC PreparedStatement#executeUpdate()#SQL UPDATE#row count