Assessment is the process of gathering information from students which is used to measure their performance and behavior to make educational decisions.  

Measurement and Testing are forms of assessment that measure the student's ability and a test is given with a set of questions.  

Measurement Type                                                                 Types of Testing 

Behavior Observation                                                      informal teacher-made test 

Interviews                                                                         formals standardize test  

Rating Scales  

Checklist  

Critical Evaluation