What did a good test case look like?

Explain project architecture - Validating XSD - How MQs work, how to analyse any failure in MQ, Run test cases in multiple browsers in Selenium, Core Java Questions on Inheritance, Diff. between HTTP and Web Socket protocols, JavaScript in Selenium, Rest - HTTP codes to test for PUT and Post, JDBC steps to SQL, Assert Vs Verify, Unix - TOP, CHMOD, VI, GREP, PID etc.