B.TechSemester 72022-23Natural Language ProcessingKCS072

Natural Language Processing (KCS072) - AKTU Question Paper 2022-23

B.Tech · Semester 7 · Free PDF Download

This is the official AKTU Natural Language Processing Previous Year Question Paper for B.Tech Semester 7, academic session 2022-23. Published by Dr. A.P.J. Abdul Kalam Technical University (AKTU/UPTU), Lucknow. Free PDF download — no login required.

Course:B.Tech

Semester:Semester 7

Session:2022-23

University:AKTU / UPTU

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Questions Asked in 2022-23

Natural Language Processing (KCS072) — complete question paper

Section AAttempt all questions in brief. 2x10 = 20

a
Explain Language Modelling
b
What are the different i ssues and problems in NLP?
c
Explain Treebank Corpus
d
Differentiate betwee n syntax and semantics
e
Explain Context Free Grammars
f
How spelling corrections work? Explain
g
Explain Frequency and Amplitude
h
Explain transcription. (i) What is Log–Spectral Distance? (j) Explain TF and IDF

Section BAttempt any three of the following: 10x3 = 30

a
We are given the following corpus: <s> I am Sam </s> <s> Sam I am </s> <s> I am Sam </s> <s> I do not like green eggs and Sam </s> Using a bigram language model wi th Laplace smoothing, what is P (Sam |am)? Include <s> and </s> in your counts just like any other token
b
Explain Context Free Grammar . Draw tree structure for the following sentence: I need to fly between New Delhi and Mumbai
c
Explain nearest neighbour alg orithm using contextual word e mbeddings. Take example to explain
d
Write short notes on: (i) Short-Time Fourier Transform (ii) Linear Predictive Coding (LPC)
e
Explain Viterbi Search A lgorithm with an example

Section CAttempt any one part of the following: 10x1 = 10

a
Write an algorithm for parsi ng a finite-state transducer us ing the pseudo code. Explain the algorithm with an example
b
Differentiate between Bottom-up and Top-down parsing. What algorithms are used for each of these types of parsing?
a
Draw a tree structure for the following statement: Rachael Ray finds inspiration in cooking her family and her dog Write the Context Free Grammar (CFG) for the above statement
b
Explain Cocke-Kasami-Younge r (CKY) algorithm. Explain it with an example
a
Explain about Word Sense Dis ambiguation and Distributional semantics. Also explain about the path length problem in with an example
b
Define the issues in Informa tion Content-BasedSimilarity Me asures with example. Elaborate on the approachused in similarity measure
a
Define Articulatory Phoneti cs. Also explain production and classification of speech sounds in detail. Give examples

Write regular expressions for the following languages.

(i) the set of all alphabetic strings;
(ii) the set of all lower-case alphabetic strings ending in a b;
(iii) the set of all strings from the alphabet a,b such that each a i s
immediately preceded by and immediately followed by a b;
Explain how these regular expressions will be used in speech processing

a
Explain different feature ex traction and patte rn comparison techniques used in speech analysis. Also elaborate on likelihood distortions, and spectral distortion, in detail
b
Explain hidden Markov model with Baum-Welch parameter re-es timation. Also elaborate on its implementation issues

Question text is extracted from the official AKTU question paper PDF above. Hindi translations are omitted — every question is printed in English in the original paper. Last verified: 2026-08-23.

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