A binary tree whose every node has either zero or two children is called: A Complete binary tree B Binary search tree. C xtended binary tree. D B nary tree.

1. Give your descriptions on two real-world applications of pattern recognition techniques. Furthermore, based on your own understanding, for each application please explain: i) What are the domain knowledge which we could utilize to facilitate the pattern recognition process; ii) In case of making incorrect decisions, do they have equal cost or unequal cost?

Can the field of software engineering be summed up in a single phrase? Just what does it mean?

Based on our research, Flynn's taxonomy may benefit from an extra categorization level. What distinguishes modern computers from their predecessors and gives them a commercial advantage?