Define NoSQL databases and explain the primary motivations behind their development. Provide examples of scenarios where each type of NoSQL database is suitable.

Explain the purpose of Apache Hive in the Hadoop ecosystem. How does Spark address limitations of the traditional MapReduce model?

Discuss the significance of the three Vs (Volume, Velocity, Variety) in the context of big data. Provide examples of each of the three Vs in real-world scenarios. How does MapReduce facilitate parallel processing of large datasets? Explain the functionality of the Map function in the MapReduce paradigm with the help of an example.

What is data preprocessing, and why is it a crucial step in the data science workflow? Why is it important to identify and handle outliers in a dataset during data preprocessing?

Discuss the implications of hypothesis testing results in decision-making. Provide examples of real-world situations where statistical hypothesis testing is commonly used.

What is Exploratory Data Analysis (EDA) and why is it important in the data science workflow? What are the key components of the data science process?

Provide a detailed description of pearl harvesting, the grading process, and the economics of pearl culture.

What is the difference between monoculture and polyculture? Discuss the risks are associated with the pen culture method?

Describe any five common diseases of shrimp and explain how each disease is diagnosed.

Describe the methods for processing and storing Artemia cysts and biomass.

Provide a brief explanation of the culture practices used in ponds for the production of Artemia cysts and biomass.

Describe the desirable characteristics of a species considered suitable for aquaculture.

List the commercially important finfish species suitable for coastal aquaculture. What are the most effective methods for their cultivation?

Discuss the ecological significance of mangroves.

List five essential nutritional requirements of fish and shrimp and explain the significance of each nutrient.

Outline the primary components of artificial diets formulated for fish and shrimp larvae.

Explain the key functional units of a shrimp hatchery and their roles.

Define saline and alkaline soils. Discuss the soil properties that are important for aquaculture.

What are the different types of aquaculture by-products? Describe any one.

Discuss the major constraints in existing system of fishery education.