Java – Page 13 – Sharp: NCLEX, Java & Python

Java: Transactions

What are the consequences of incorrect transaction management in JDBC?

How can transaction isolation levels affect performance?

Which behavior of JDBC auto-commit mode is the default in Java?

How does a PreparedStatement improve JDBC transactions?

How would you explain a phantom read in JDBC transactions in an interview?

How can transactions ensure data integrity during an e-commerce checkout?

What happens if a SQLException occurs before commit() in JDBC?

Why should a senior design answer start with assumptions?

What makes a tradeoff answer sound senior?

What design considerations should you make for JDBC transactions in a high-concurrency environment?