IQVIA Biotech Interview Questions and Answers

Q1. Difference between pyspark and Pandas
Ans. 
Pyspark is a distributed computing framework for big data processing, while Pandas is a library for data manipulation in Python.
• Pyspark is designed for big data processing and distributed computing, while Pandas is more suitable for smaller datasets that can fit into memory.

• Pyspark is part of the Apache Spark ecosystem, allowing for parallel processing across multiple nodes, while Pandas operates on a single machine.

• Py...read more
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Q2. What are user defined function.
Ans. 
User defined functions are functions created by the user to perform specific tasks in a program.
• User defined functions are created by the programmer to perform specific tasks.

• They can be called multiple times within a program to avoid repetition of code.

• User defined functions can take parameters and return values.

• Examples include functions to calculate the area of a circle or to sort an array.
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Q3. What is concat and merge in pandas
Ans. 
Concat and merge are methods in pandas used for combining dataframes.
• Concatenation is used to combine dataframes along rows or columns

• Merge is used to combine dataframes based on common columns or indices

• Concatenation example: pd.concat([df1, df2], axis=0)

• Merge example: pd.merge(df1, df2, on='key_column')
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Basic grammar, Pharmaceutics, Biochemistry, HAP,

Q1. What is clinical Research
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Q2. What is clinical trials
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Q3. What are different types of clinical trials
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Q4. What are the classifications of Anti-hypertensive and Anti-diabetic??
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Q5. Define the Medical terms of Liver, Heart, kidney, Nerves, skin?
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Q6. Define ICH, GMP,
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Q7. What is cholangitis
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Q1. Why industry and why iqvia
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Q1. What are way of prioritisation of requirement
Ans. 
Some ways of prioritizing requirements include MoSCoW method, Kano model, and cost-benefit analysis.
• MoSCoW method categorizes requirements as Must have, Should have, Could have, and Won't have

• Kano model classifies requirements as Basic, Performance, and Excitement

• Cost-benefit analysis evaluates the cost of implementing a requirement against the benefits it will bring
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Q2. What is difference between functional and non functional requirement
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Functional requirements describe what the system should do, while non-functional requirements describe how the system should perform.
• Functional requirements focus on specific behaviors of the system, such as user interactions or data manipulation.

• Non-functional requirements focus on qualities of the system, such as performance, security, or scalability.

• Functional requirements are typically easier to test and verify com...read more
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Basic Aptitude test containing Quant, language comprehension and logical reasoning sections.

Basic guesstime questions and discussion on previous experience if any.

Pharma domain knowledge is a plus.

Reasoning based questions

Q1. Tell me about yourself
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Q2. Let me know about your work experience
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