Abdullah Abdulghani & Bros. Co. W.L.L Solution Designer Interview Questions and Answers

SQL joins are used to combine rows from two or more tables based on a related column between them.

• Types of SQL joins include INNER JOIN, LEFT JOIN, RIGHT JOIN, and FULL JOIN.

• INNER JOIN returns rows when there is at least one match in both tables.

• LEFT JOIN returns all rows from the left table and the matched rows from the right table.

• RIGHT JOIN returns all rows from the right table and the matched rows from the left tab...read more

I led a team in implementing a cloud-based CRM solution for a large retail company.

• Led a team in designing and implementing a cloud-based CRM solution

• Worked closely with stakeholders to gather requirements and ensure alignment with business goals

• Managed project timeline, resources, and budget to successful completion

• Provided technical guidance and support to team members throughout the project

• Conducted training session...read more

Designing and implementing a cloud-based solution for a multinational corporation's global data management system.

• Developing a scalable architecture to handle large volumes of data from multiple sources

• Integrating various cloud services for data storage, processing, and analytics

• Ensuring data security and compliance with regulations across different regions

• Collaborating with cross-functional teams to gather requirement...read more

The caching strategy to be adopted depends on the specific requirements and constraints of the system.

• Consider the data access patterns and frequency of updates

• Evaluate the size and volatility of the data

• Choose between client-side, server-side, or distributed caching

• Use techniques like time-based expiration, LRU, or LFU

• Consider using a combination of caching strategies for different data types or scenarios

Serverless architecture in the cloud refers to the design and deployment of applications without the need to manage servers.

• Serverless architecture allows developers to focus on writing code without worrying about server management.

• Applications are built using functions or microservices that are executed in response to events.

• Serverless platforms automatically scale resources based on demand, reducing costs and improvi...read more

Different types of cloud strategies include public, private, hybrid, and multi-cloud. The suggested strategy depends on specific business needs.

• Public cloud strategy involves using services provided by third-party cloud providers like AWS, Azure, or Google Cloud.

• Private cloud strategy involves creating and managing a cloud infrastructure within an organization's own data center.

• Hybrid cloud strategy combines both publi...read more

Time series forecasting involves analyzing past data to make predictions about future values based on patterns and trends.

• Time series forecasting uses historical data to identify patterns and trends over time.

• Common techniques include ARIMA, exponential smoothing, and machine learning algorithms like LSTM.

• Forecasting accuracy can be improved by adjusting parameters, incorporating external factors, and using ensemble me...read more

Various machine learning techniques such as regression, classification, clustering, and deep learning are used to analyze data and make predictions.

• Regression: Used to predict continuous values, such as predicting house prices based on features like size and location.

• Classification: Used to categorize data into different classes, such as classifying emails as spam or not spam.

• Clustering: Used to group similar data poin...read more

Product lifecycle refers to the stages a product goes through from introduction to withdrawal from the market.

• Product development: Research, design, and creation of the product.

• Introduction: Launching the product into the market.

• Growth: Sales and market share increase as product gains popularity.

• Maturity: Sales peak and competition intensifies.

• Decline: Sales decrease, leading to eventual withdrawal from the market.

• Exam...read more