SPPU Information Technology (Semester 7)
Natural Language Processing
December 2016
Total marks: --
Total time: --
INSTRUCTIONS
(1) Assume appropriate data and state your reasons
(2) Marks are given to the right of every question
(3) Draw neat diagrams wherever necessary


Solve any one question from Q.1 & Q.2
1 Explain with a diagram organization of a natural language understanding system.
10 M

2 Describe all the levels of language understanding in natural language processing system.
10 M

Solve any one question from Q.3(a,b) & Q.4(a,b)
3(a) Differentiate between the depth-first and breadth-first top down parsing.
5 M
3(b) Describe simple top-down parsing algorithm.
5 M

4(a) Describe augmented grammar use in natural language processing?
5 M
4(b) Describe the Person and Number features used in natural language processing.
5 M

Solve any one question from Q.5(a,b) & Q.6(a,b)
5(a) Describe lexical probabilities and techniques of obtaining them in natural language processing.
10 M
5(b) Describe logical form as an intermediate representation in natural language processing with a diagram.
8 M

6(a) Draw and explain shift-reduce parsing in natural language processing.
10 M
6(b) Explain the human preferences in encoding uncertainty during parsing.
8 M

Solve any one question from Q.7(a,b) & Q.8(a,b)
7(a) Explain lexical resource wordnet used in natural language processing.
8 M
7(b) Describe probabilistic parsing in natural language processing.
8 M

8(a) Explain the use of semantic web ontology.
8 M
8(b) Explain word sense disambiguation in natural language processing.
8 M

Solve any one question from Q.9(a,b) & Q.10(a,b)
9(a) Explain semantic web search with an example.
8 M
9(b) How is natural language processing useful in an automatic text clustering probelm?
8 M

10(a) Describe automatic machine translation problem.
8 M
10(b) Explain the machine translation system evaluation tools.
8 M



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