zacks leo's HackerRank Certificates
Certificate: Java (Basic)
skill
Certificate: Python (Basic)
skill
Certificate: Ruby (Basic)
skill
Certificate: Python (Intermediate)
skill
Certificate: Python (Advanced)
skill
Certificate: Problem Solving (Intermediate)
skill
Certificate: Problem Solving (Basic)
skill
Certificate: Java (Intermediate)
skill
Certificate: Ruby (Intermediate)
skill
Certificate: C++ (Basic)
skill
Certificate: C++ (Intermediate)
skill
Certificate: SQL (Basic)
skill
Certificate: SQL (Intermediate)
skill
Certificate: SQL (Advanced)
skill
Certificate: C (Basic)
skill
Certificate: C (Intermediate)
skill
Certificate: C (Advanced)
skill
Java (Basic)
It will cover basic topics in Java language such as classes, data structures, inheritance, exception handling, etc. You are expected to be proficient in either Java 7 or Java 8.