Find Interview Questions for Starling bank

Right Answer:
The gain percent is 20%.

Right Answer:
The different types of data distributions include:

1. Normal Distribution
2. Binomial Distribution
3. Poisson Distribution
4. Uniform Distribution
5. Exponential Distribution
6. Log-Normal Distribution
7. Geometric Distribution
8. Beta Distribution
9. Chi-Squared Distribution
10. Student's t-Distribution

Right Answer:
Correlation is a statistical measure that indicates the extent to which two variables fluctuate together, while causation implies that one variable directly affects or causes a change in another variable.

Right Answer:
SQL (Structured Query Language) is used in data analysis to query, manipulate, and manage data stored in relational databases. It allows analysts to retrieve specific data, perform calculations, filter results, and aggregate information to derive insights from large datasets.

Right Answer:
Data analysis is the process of inspecting, cleaning, and modeling data to discover useful information, draw conclusions, and support decision-making. It is important because it helps organizations make informed decisions, identify trends, improve efficiency, and solve problems based on data-driven insights.

Right Answer:
Regression analysis is a statistical method used to examine the relationship between one dependent variable and one or more independent variables. It is used to predict outcomes, identify trends, and understand the strength of relationships in data.

Right Answer:
World View should analyze their pricing strategy, customer acquisition costs, and service offerings. They may be facing high operational costs, ineffective marketing, or not meeting consumer expectations. Conducting market research to understand customer needs and preferences, optimizing their pricing model, and improving service quality could help them become profitable. Additionally, exploring partnerships or bundling services might attract more customers.

Right Answer:
Yes, they should consider buying the company if the database provides valuable insights, has a competitive advantage, and can generate revenue through licensing or services.

Right Answer:
To price a new credit card product, consider the following factors:

1. **Cost Analysis**: Calculate the costs associated with issuing and managing the card, including operational costs, marketing, and customer service.

2. **Market Research**: Analyze competitors' pricing strategies and features to understand market standards and customer expectations.

3. **Target Audience**: Identify the target demographic and their willingness to pay for specific features or benefits.

4. **Risk Assessment**: Evaluate the credit risk associated with potential customers and adjust pricing to mitigate losses from defaults.

5. **Value Proposition**: Determine the unique features of the card (e.g., rewards, cashback, travel benefits) and price it based on the perceived value to customers.

6. **Regulatory Compliance**: Ensure pricing adheres to legal and regulatory requirements in the banking industry.

7. **Feedback Loop**: After launch, gather customer feedback and monitor usage patterns to adjust pricing as necessary.

Set an introductory rate or promotional offers to attract

Right Answer:
Focus on cost reduction and efficiency improvements, invest in innovation and technology, diversify your product offerings, strengthen customer relationships, and explore new markets or partnerships. Prepare for a potential rebound by maintaining a flexible and adaptive business strategy.

Right Answer:
I would prioritize the emails based on urgency and importance. First, I would look for emails from my manager or key stakeholders, then respond to any time-sensitive requests, followed by emails from clients or customers. After that, I would address emails that require quick responses or are related to ongoing projects. Finally, I would consider the subject lines and senders to identify any critical issues or high-priority topics.

Right Answer:
I prefer to work in the private sector because I value the opportunities for innovation, career growth, and a dynamic work environment that it offers.

Right Answer:
In SQL Server, `int` is a data type that stores integer values ranging from -2,147,483,648 to 2,147,483,647, while `bigint` (often abbreviated as `bint`) is a data type that stores larger integer values ranging from -9,223,372,036,854,775,808 to 9,223,372,036,854,775,807.

Right Answer:
The query returns 1024.

Right Answer:
```sql
CREATE PROCEDURE GetEmployeeByID
@EmployeeID INT
AS
BEGIN
SELECT * FROM Employees
WHERE EmployeeID = @EmployeeID;
END;
```

Right Answer:
1. **Performance**: Stored procedures are precompiled, which can lead to faster execution.
2. **Reusability**: They can be reused across multiple applications, reducing code duplication.
3. **Security**: They provide a layer of security by restricting direct access to the underlying tables.
4. **Maintainability**: Changes can be made in one place without affecting the application code.
5. **Reduced Network Traffic**: They can execute multiple SQL statements in a single call, minimizing data transfer.
6. **Transaction Control**: They allow for better management of transactions and error handling.

Right Answer:
Varchar can store variable-length strings up to 8,000 bytes, while Varchar2 can store variable-length strings up to 4,000 bytes (or up to 32,767 bytes in some configurations) and is more efficient in terms of storage and performance.

Right Answer:
Investment banking is a financial service that helps companies and governments raise capital by underwriting and issuing securities, providing advisory services for mergers and acquisitions, and facilitating other financial transactions.

Right Answer:
HPLC stands for High-Performance Liquid Chromatography. It is a technique used to separate, identify, and quantify components in a mixture by passing it through a column filled with a stationary phase while using a liquid mobile phase.

Right Answer:
To join data in Excel, you can use the VLOOKUP function or the INDEX and MATCH functions to combine information from different tables based on a common key. Alternatively, you can use Power Query to merge tables.