Which of the following best describes Natural Language Processing (NLP)?

• A. Techniques for processing numerical data
• B. AI techniques that work with human language
• C. Algorithms for data storage optimization
• D. Methods for network security

Answer: (B)

Natural Language Processing (NLP) is best described as AI techniques that work with human language. This field combines computational linguistics with machine learning to enable computers to understand, interpret, and generate human language in a valuable and meaningful way. NLP encompasses a variety of tasks, including language translation, sentiment analysis, text summarization, and entity recognition, allowing machines to interact with humans in a more intuitive and natural manner.

The other options do not accurately reflect the essence of NLP. Techniques for processing numerical data pertain to fields such as data analysis and statistical modeling, rather than language processing. Algorithms for data storage optimization focus on improving data retrieval and storage efficiency and do not involve language. Methods for network security relate to protecting computer systems and networks, which is unrelated to processing or understanding language. These distinctions clarify why the correct answer highlights NLP's focus on human language and its interactions.