1. What is Qlik Sense?
Qlik Sense is a data visualization and business intelligence tool that allows users to create interactive and automatic dashboards and reports for data analysis.
2. Explain the architecture of Qlik Sense.
Qlik Sense architecture consists of three core components: Qlik Sense Desktop, for app development; Qlik Sense Hub, for end-user interaction; and the Qlik Management Console (QMC), responsible for administration and management.
3. Explain the difference between QlikView and Qlik Sense.
QlikView is a predecessor of Qlik Sense and is more developer-centric, while Qlik Sense is designed for self-service business intelligence, making it easier for non-technical users to create and explore data visualizations.
4. What is data modeling in Qlik Sense?
Data modeling in Qlik Sense involves the creation of a data model or schema that defines how data from different sources is structured and related to each other for analysis.
5. Explain the Qlik Sense data load script.
The Qlik Sense data load script plays a major role in data integration and analysis, allowing users to extract, transform, and load data from various sources into a Qlik Sense app. This script facilitates comprehensive data preparation.
6. What is a Qlik Sense app?
A Qlik Sense app acts as a valuable container that houses visualizations, data models, and data connections. It builds users to effectively create, organize, and share their data-focused projects, Enhancing data analysis and collaboration.
7. What is a Qlik Sense sheet?
A Qlik Sense sheet is a canvas where users can create and arrange visualizations, charts, and tables to empower interactive dashboards and reports.
8. What is the associative model in Qlik Sense?
The associative model is a core concept in Qlik Sense that allows users to explore data by clicking on data points to dynamically associate and disassociate related data.
9. What is a Qlik Sense extension object?
A Qlik Sense extension object refers to a custom visualization or component developed using HTML, CSS, and JavaScript. These extensions can be combine into Qlik Sense dashboards to expand functionality and accommodate specific visualization requirements
10. How do you create a Master Item in Qlik Sense?
To create a Master Item in Qlik Sense, navigate to the Master Items section within the Qlik Sense Hub. From there, you can opt to generate either a measure. These Master Items can then be applied across various visualizations, ensuring consistency and reusability in your Qlik Sense apps.
11. What is data reduction in Qlik Sense?
Data reduction in Qlik Sense is a security feature that restricts access to data based on user privileges, ensuring that users only see the data they are authorized to access.
12. Explain the concept of Data Island in Qlik Sense.
A Data Island in Qlik Sense refers to a separate data table that is not directly linked to the main data model but is used to store additional data that can be associated with the main data.
13. What is the significance of Set Analysis in Qlik Sense?
Set an Analysis holds great importance in Qlik Sense, empowering users to specify distinct data sets for analysis. This capability facilitates advanced filtering and calculations, enhancing the precision of data exploration.
14. What is the use of the Qlik Sense Data Manager?
The Qlik Sense Data Manager serves as a valuable tool for data preparation activities, encompassing tasks such as data profiling, cleansing, and transformation. These preparatory steps are essential prior to loading data into a Qlik Sense app, ensuring that the data is well-prepared and optimized for analysis.
15. How do you handle data modeling challenges in Qlik Sense?
Qlik Sense’s data compression techniques, they Incorporate techniques point at optimizing storage and performance. These methods include the use of symbol tables to store unique values efficiently, binary compression for space-saving storage, and run-length encoding to reduce data redundancy and enhance efficiency.
16. Explain Qlik Sense’s data compression techniques.
Qlik Sense uses various data compression techniques to optimize storage and performance, such as symbol tables, binary compression, and run-length encoding.
17. What is the Qlik Sense expression language?
The Qlik Sense expression language enables users to Develop custom calculations and expressions for visualizations and charts, simplify complex calculations.
18. How do you publish a Qlik Sense app?
To ensure a Qlik Sense app is readily accessible, you can employ the Qlik Management Console (QMC) to distribute it to users and verify its ready for utilization.
19. What is a Qlik Sense snapshot?
A Qlik Sense snapshot is a static image or PDF export of a visualization or a sheet that can be shared or saved for offline viewing.
20. Explain the use of the Qlik Sense load balancing.
Load balancing in Qlik Sense ensures that user requests are evenly distributed across multiple Qlik Sense servers to optimize performance and scalability on.
21. What are the benefits of Qlik Sense’s associative search?
Associative search in Qlik Sense allows users to explore data freely, making it easy to discover hidden insights and relationships in the data.
22. How do you schedule data reloads in Qlik Sense?
Data reloads in Qlik Sense can be scheduled using the Qlik Management Console (QMC) to start that the app always contains up-to-date data.
23. What is the purpose of the Qlik Sense Governance Dashboard?
The Governance Dashboard in Qlik Sense provides insights into app usage, performance, and user activity, helping administrators manage and optimize the Qlik Sense environment.
24. Explain the concept of Qlik Sense Direct Discovery.
Direct Discovery in Qlik Sense allows you to combine in-memory data with data stored in external data sources, enabling real-time access to large datasets.
25. What is the Qlik Sense Hub’s role in user collaboration?
The Qlik Sense Hub is a collaborative platform where users can share and collaborate on apps and insights, further teamwork and data-driven decision-making.
26. What are data stories in Qlik Sense?
Data stories in Qlik Sense are interactive description that combines visualizations, text, and images to convey insights and tell a data-driven story
27. Explain Qlik Sense’s support for multi-cloud deployment.
Qlik Sense allows organizations to install their BI solutions in multi-cloud environments, providing flexibility and scalability while provide data security and governance.
28. How does Qlik Sense handle real-time data streaming?
Qlik Sense can consume real-time data streams through various connectors and APIs, ready to organizations to analyze and visualize data as it is generated
29. What is the role of Qlik Sense Mobile in the Qlik Sense ecosystem?
Qlik Sense Mobile allows users to access and interact with Qlik Sense apps on mobile devices, allow that data insights are available on the go.
30. How does Qlik Sense support advanced analytics and machine learning integration?
Qlik Sense facilitates advanced analytics and machine learning integration through extensions, R/Python support, pre-built models, and third-party connections.