Artificial intelligence
Natural language understanding is used in:

text understanding systems
(b) and (c) above
natural language front ends
All of these
natural language interfaces

ANSWER DOWNLOAD EXAMIANS APP

Artificial intelligence
A heuristic is a way of trying __________

To search and measure how far a node in a search tree seems to be from a goal
To discover something or an idea embedded in a program
To compare two nodes in a search tree to see if one is better than the other is
All of the mentioned

ANSWER DOWNLOAD EXAMIANS APP