Automation :
What is POM ?
What is TestNg?
Which reporting framework you use?
Usage of @BeforeMethod
Count of links containing text
Following : Siblings in Xpath
Waits - Implicit & Explicit
Java :
Class & Structures
Access Modifiers
Count of duplicate character in String
Palindrome
Reverse A String
SQL :
2nd Maximum Values
Join
Triggers
Testing :
Agile
Retrospective Meeting
Burndown Chart
Please ensure you are good with syntax