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Exercise (Theory)
Stage 5 Evaluation
Follow the following steps in the process of evaluation:
Step 13 Insert the Data Table and connect the Solved Questions
Sentiment Analysis to Data Table by
dragging the output from Sentiment SECTION A (Objective Type Questions)
Analysis to the input of Data Table. uiz
Step 14 Double-click on the Data table to see
A. Tick ( ) the correct option.
the output of the Sentiment Analysis.
1. What is the purpose of Natural Language Processing (NLP) in AI?
Step 15 Insert the Corpus Viewer and connect
the Sentiment Analysis to the Corpus a. To make decisions
Viewer by dragging the output from b. To help machines understand and use human language
Sentiment Analysis to the input of
c. To improve computer programming
Corpus Viewer.
d. To recognise images
Step 16 Double-click in Corpus Viewer to see
2. What does AI typically use to find patterns and solve problems?
the review and sentiment based on
the feature selected. This completes a. Direct programming b. Random guesses
our steps to design an AI Project for c. Machine learning and deep learning d. Manual input from humans
Sentiment Analysis.
3. Which of the following is not a rule that governs languages?
Stage 6 Deployment a. Syntax b. Lexicon
c. Algorithm d. Semantics
Once the best-performing model is identified, the next step involves deploying the model to make predictions on
new data or integrating it into the system. 4. What is an example of an incorrect syntax?
a. "John eats an apple" b. "Eats John an apple"
c. "John an apple eats" d. "An apple John eats"
At a Glance 5. What do personal assistant applications like Siri, Cortana, and Alexa primarily use to understand human language?
• Natural language refers to the language humans use to communicate with one another. a. Image recognition b. Natural Language Processing (NLP)
• Natural Language Processing (NLP) is a subfield of Artificial Intelligence that focuses on enabling computers, c. Data analysis d. Machine learning algorithms
through specialised programs, to perform tasks such as speech recognition, translation, and the analysis and
extraction of large amounts of natural language data. 6. How can businesses benefit from using keyword extraction?
• Some of the real-life applications of NLP are Automatic Text Summarisation, Autogenerated Captions, Language a. By understanding the grammar of customer feedback
Translation, Sentiment and Emotion Analysis, Text Classification, Voice assistants, etc.
b. By enhancing their customer service and addressing customer needs more effectively
• The stages of NLP are Lexical Analysis, Syntactic Analysis, Semantic Analysis, Discourse Integration, and Pragmatic
Analysis. c. By eliminating irrelevant information from customer feedback
• Chatbot is an AI enabled computer program that communicates with the user in natural human language either
d. By generating random content for advertisements
through voice or text.
• Text normalisation is the process of cleaning textual data by converting it into a standard form. 7. Which stage of NLP converts speech into text and arranges them into sentences and paragraphs?
• A corpus is a large collection of text, such as articles, rhymes, or email.
a. Lexical Analysis b. Syntactic Analysis
• Stemming is the process of removing the affixes from the words to reduce them to their root words.
c. Named Entity Recognition d. Machine Translation
• Lemmatization is a process of removing the affixes from the words to create a meaningful root word.
• No-code NLP tools allow users to perform Natural Language Processing tasks without programming knowledge, 8. Which NLP stage arranges words and sentences according to the grammar of the language?
offering intuitive interfaces for text analysis, sentiment detection, and more.
a. Lexical Analysis b. Syntactic Analysis
• MonkeyLearn is an user-friendly, no-code NLP platform for sentiment analysis, keyword extraction, and customer
feedback analysis, designed for non-technical users. c. Semantic Analysis d. Pragmatic Analysis
• MeaningCloud is a no-code NLP tool for text analytics, enabling users to extract insights from text data without
coding, with options for API integration or direct text upload. B. Fill in the blanks.
• Sentiment analysis is a technique within Natural Language Processing (NLP) that helps determine the emotional 1. ……….……................ is used to produce descriptive text for images, videos or real-world contexts.
tone behind a piece of text.
2. ……….……................ keep track of your choices and references, and help in giving relevant recommendations.
3. ……….……................ provides valuable insights into public opinions about a business on social media.
4. Lexicon refers for a collection of the various ……….……................ and ……….……................ used in a language.
252 Artificial Intelligence Play (Ver 1.0)-X

