Advantages and Disadvantages of Decision Tables / Decision Trees

Decision Table(MATRIX) Advantages

Help the Analyst to ensure the completeness and the accuracy.

Decision Tree Advantages 

Easy to understand 
Map nicely to a set of business rules 
Applied to real problems 
Make no prior assumptions about the data 
Able to process both numerical and categorical data 

Decision Tree Disadvantages 

Output attribute must be categorical 
Limited to one output attribute 
Decision tree algorithms are unstable 
Trees created from numeric datasets can be complex