[0] Storage [Information Retrieval] document collections [Knowledge Retrieval] knowledge base [Data Retrieval] 
database
B o o l e a n m a t c h
d e d u c t i v e i n f e r e n c e
d e t e r m i n i s t i c m o d e l
a r t i f i c i a l l a n g u a g e
t a b l e , i n d e x
n u m b e r , r u l e
d a t a b a s e
d a t a s e t