MSBI Interview Questions and Answers for Experienced PDF: A Comprehensive Guide
MSBI Interview Questions and Answers for Experienced PDF Free Download
If you are looking for a career in business intelligence or data analysis, you might be interested in Microsoft Business Intelligence (MSBI), a powerful tool that helps you aggregate, analyse and report data from various sources. MSBI is widely used by businesses and developers to improve decision making, performance and efficiency.
msbi interview questions and answers for experienced pdf free download
However, to land a job as an MSBI developer, consultant or analyst, you need to ace the interview process and demonstrate your knowledge and skills in using MSBI. To help you prepare, we have compiled a list of 10 common MSBI interview questions and answers that cover the essential aspects of MSBI, such as its tools, components, features and functions.
By reading this article, you will learn:
What is MSBI and why is it important?
What are the benefits of MSBI for businesses and developers?
How to use MSBI tools and components to integrate, analyse and report data?
How to download a free PDF of this article for future reference?
Introduction
What is MSBI and why is it important?
MSBI stands for Microsoft Business Intelligence, a suite of tools and services that enable businesses to collect, transform, analyse and visualise data from various sources, such as databases, files, web services, etc. MSBI consists of three main tools: SQL Server Integration Services (SSIS), SQL Server Analysis Services (SSAS) and SQL Server Reporting Services (SSRS).
MSBI is important because it helps businesses to:
Gain insights into their data and make informed decisions
Improve their performance, efficiency and profitability
Identify trends, patterns and opportunities
Solve problems and challenges
Create interactive reports and dashboards
What are the benefits of MSBI for businesses and developers?
MSBI offers several benefits for businesses and developers, such as:
It is easy to use and learn, as it integrates with other Microsoft products, such as Excel, Power BI, etc.
It is flexible and scalable, as it can handle large volumes of data from different sources and formats
It is cost-effective and reliable, as it leverages the power of SQL Server, a robust database management system
It is secure and compliant, as it supports encryption, authentication, authorization and auditing features
It is customizable and extensible, as it allows users to create custom tasks, components, scripts, expressions, etc.
MSBI Interview Questions and Answers
MSBI Tools and Components
Q1. What are the different tools of MSBI?
A1. MSBI A1. MSBI consists of three main tools that work together to provide a complete business intelligence solution. They are: - SQL Server Integration Services (SSIS): This is a tool that helps users to integrate data from various sources, such as databases, files, web services, etc. SSIS also allows users to perform data transformation, cleansing, validation, and loading operations. SSIS is used to create and execute ETL (Extract, Transform and Load) packages that move data from source to destination. - SQL Server Analysis Services (SSAS): This is a tool that helps users to analyse and model data using multidimensional and tabular structures. SSAS also allows users to create and deploy cubes, dimensions, measures, hierarchies, calculations, etc. SSAS is used to create and execute OLAP (Online Analytical Processing) and BI (Business Intelligence) queries that provide insights into data. - SQL Server Reporting Services (SSRS): This is a tool that helps users to create and deliver interactive reports and dashboards using various formats, such as HTML, PDF, Excel, etc. SSRS also allows users to design and publish reports using graphical tools, expressions, parameters, etc. SSRS is used to create and execute RDL (Report Definition Language) files that display data in a visual way. Q2. What are the components of SSIS, SSAS and SSRS?
A2. Each of the MSBI tools has several components that perform different functions and tasks. Some of the main components are: - SSIS Components: - SSIS Designer: This is a graphical tool that allows users to create and edit ETL packages using drag-and-drop interface. - SSIS Service: This is a Windows service that manages the storage and execution of ETL packages on the server. - SSIS Catalog: This is a database that stores the ETL packages, projects, parameters, environments, etc. - SSIS Runtime: This is a component that executes the ETL packages on the server or client machine. - SSIS Debugger: This is a tool that allows users to debug and troubleshoot ETL packages by setting breakpoints, watches, etc. - SSAS Components: - SSAS Designer: This is a graphical tool that allows users to create and edit data models using multidimensional or tabular modes. - SSAS Service: This is a Windows service that manages the storage and processing of data models on the server. - SSAS Database: This is a database that stores the data models, cubes, dimensions, measures, etc. - SSAS Engine: This is a component that executes the OLAP and BI queries on the server or client machine. - SSAS Browser: This is a tool that allows users to browse and explore the data models using a web interface. - SSRS Components: - Report Designer: This is a graphical tool that allows users to create and edit reports using various tools and features. - Report Server: This is a Windows service that manages the storage and delivery of reports on the server. - Report Database: This is a database that stores the reports, data sources, subscriptions, etc. - Report Processor: This is a component that executes the RDL files and renders the reports in different formats. - Report Manager: This is a web-based tool that allows users to manage and access the reports on the server.
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Q3. How do you use SSIS to perform ETL operations?
A3. SSIS is a tool that helps users to perform ETL operations, which are the processes of extracting data from various sources, transforming data according to business rules and logic, and loading data into a destination. To use SSIS to perform ETL operations, users need to follow these steps:
Create a new SSIS project in Visual Studio or SQL Server Data Tools (SSDT)
Add one or more data sources and data destinations to the project, such as SQL Server, Excel, Flat File, etc.
Create a new SSIS package in the project and open it in the SSIS Designer
Add one or more control flow tasks to the package, such as Execute SQL Task, Data Flow Task, Script Task, etc.
Add one or more data flow tasks to the package and open them in the Data Flow tab
Add one or more data flow components to each data flow task, such as Source, Destination, Tran