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Questions and Answers
What type of connection is established between an application program and a DBMS?
What type of connection is established between an application program and a DBMS?
Application program connection to DBMS
What is the purpose of a Prepared Statement in Java Database Connectivity?
What is the purpose of a Prepared Statement in Java Database Connectivity?
To improve performance and prevent SQL injection
What is the main concern when using user input in SQL queries, and how can it be prevented?
What is the main concern when using user input in SQL queries, and how can it be prevented?
SQL Injection, and it can be prevented by using Prepared Statements and parameterized queries
What is the purpose of result set processing in database connectivity?
What is the purpose of result set processing in database connectivity?
What is the purpose of indexing in a database, and what type of index does MySQL create?
What is the purpose of indexing in a database, and what type of index does MySQL create?
What is the primary key of the Account table in the given database schema?
What is the primary key of the Account table in the given database schema?
What is the purpose of the FOREIGN KEY constraint in the Account table?
What is the purpose of the FOREIGN KEY constraint in the Account table?
What is the difference between a vendor-neutral and a vendor-specific driver in the context of database connectivity?
What is the difference between a vendor-neutral and a vendor-specific driver in the context of database connectivity?
What is the purpose of the Connection Pooling mechanism in database connectivity?
What is the purpose of the Connection Pooling mechanism in database connectivity?
What are the steps involved in preparing a statement in JDBC?
What are the steps involved in preparing a statement in JDBC?
What is the limitation of using static statements in JDBC?
What is the limitation of using static statements in JDBC?
What is the problem with the ad hoc query String query = "SELECT * FROM Account WHERE accountType = '" + value + "'";?
What is the problem with the ad hoc query String query = "SELECT * FROM Account WHERE accountType = '" + value + "'";?
What is the benefit of using prepared statements over ad hoc queries?
What is the benefit of using prepared statements over ad hoc queries?
What is the purpose of the ; character in a malicious SQL injection attack?
What is the purpose of the ; character in a malicious SQL injection attack?
What is the effect of the malicious input x' OR 'x'='x in a SQL query?
What is the effect of the malicious input x' OR 'x'='x in a SQL query?
Why is it recommended to avoid string concatenation when building SQL queries?
Why is it recommended to avoid string concatenation when building SQL queries?
What is the benefit of using prepared statements with typed values in preventing SQL injection?
What is the benefit of using prepared statements with typed values in preventing SQL injection?
What is the purpose of using prepared statements in database connectivity?
What is the purpose of using prepared statements in database connectivity?
How can user input be validated to prevent SQL injection attacks?
How can user input be validated to prevent SQL injection attacks?
What is the benefit of limiting database user account privileges?
What is the benefit of limiting database user account privileges?
What is the difference between a Statement and a PreparedStatement in database connectivity?
What is the difference between a Statement and a PreparedStatement in database connectivity?
How can the result set of a database query be processed in Java?
How can the result set of a database query be processed in Java?
Why is it important to use a separate database account for applications?
Why is it important to use a separate database account for applications?
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