Hackerrank

Certificates

Skill Test Difficulty Description Certificate
Problem Solving Test Basic Data Structures (such as Arrays, Strings) and Algorithms (such as Sorting and Searching) Certificate
SQL Test Basic Queries, Relationships, and Aggregators Certificate
CSS Test Basic Cascading and Inheritance, exploring text styling fundamentals, understanding the use of layouts in CSS, understand the boxing of elements in CSS, among others. Certificate
Python Test Basic Scalar Types, Operators and Control Flow, Strings, Collections and Iteration, Modularity, Objects and Types and Classes Certificate
JAVA Test Basic Java language such as classes, data structures, inheritance, exception handling, etc. You are expected to be proficient in either Java 7 or Java 8. Certificate