Which is true if the clowns database exists and contains an empty clowns table? A. The code
Question:
Which is true if the clowns database exists and contains an empty clowns table?
A. The code compiles and prints 0 without error.
B. The code compiles and prints 1 without error.
C. The code does not compile.
D. The code compiles but throws an exception at runtime on line r1.
E. The code compiles but throws an exception at runtime on line r2.
Transcribed Image Text:
var url = "jdbc:derby: clowns"; var sql = "SELECT COUNT(*) FROM clowns"; try (var conn = DriverManager.getConnection (url); var stmt = conn.prepareStatement(sql); var rs = stmt.executeQuery()) { rs.next(); } System.out.println(rs.getInt (1)); // r1 // r2
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Related Book For
OCP Oracle Certified Professional Java SE 11 Developer Practice Tests Exam 1Z0 819 And Upgrade Exam 1Z0 817
ISBN: 9781119696131
1st Edition
Authors: Scott Selikoff, Jeanne Boyarsky
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