Code Reading and Debugging – Page 2 – Sharp: NCLEX, Java & Python

Java: Code Reading and Debugging

What happens if you try to use a variable before declaring it?

Why trace a checkout example by hand before trusting the output?

How would you explain a variable in a Java interview?

Why is data type important in Java?

How do compile-time errors differ from logic errors?

How can variable scope affect your program?

Why is using 'magic numbers' in your code risky in production code?

How can you spot a logic error when reading Java code?

What role do comments play in Java code?

Why should you avoid global variables in Java?