Java – Page 239 – Sharp: NCLEX, Java & Python

Java: Code Review (Spotting Bugs)

Why is it important to separate business logic from presentation in system design?

What does JVM stand for?

How would you explain a common mistake leading to SQL injection in a Java interview?

How could using HashMap in a multi-threaded environment lead to issues?

How would you explain a telltale sign of SQL injection vulnerability in a Java interview?

Why is managing threads in controllers problematic?

How would you explain a concrete example of a resource leak in a Java interview?

How can a deadlock be identified in multi-threaded code?

How would you explain a memory leak in the context of Java applications in an interview?

Why is the use of try-with-resources preferred in Java?