by Sachin, on Jul 29, 2022 10:42:07 PM
Q1. Explain briefly about Qlik Sense?
Ans
- Self Service data visualization application that empowers you to search and explore vast amounts of data to discover insights into the organization. It uses analytics and the discovery of data. With Qlik Sense, a company can create elastic, interactive visualizations and make meaningful decisions.
- It is fast and easy.
- Redefines how you access, create and share insight
- Faster time to gain insight on anyone, anytime, anywhere, and on any device.
Q2. What is the main difference between QlikView and Qlik Sense?
Ans
The main difference between QlikView and Qlik Sense is the type of analytics tool and its usage. QlikView is a guided analytics tool whereas Qlik sense is a self-service analytics tool. Both of these tools solve the problem and help the business with its data analysis. Further, the visualization is pretty good in Qlik's sense when compared to Qlikview.
Q3. Explain what is Qlik sense charts?
Ans
Qlik sense charts is another type of service that Qlik sense offers in the form of (Saas) I.e software as a service. Using these charts the data visualization has been completely changed the way how the data can be represented in a meaningful way. These charts can be easily shared across social media platforms. Further, these charts have limited interaction and it does allow the users to explore the tool very much.
Q4. What are the data types that are available in the Qlik sense?
Ans
- Strings
- Dates
- Numbers
- Times
- Currencies etc
All of these data types can be actually used at the time of calculations. So that means that the above parameters like date and time can be added or subtracted based on the necessity.
Q5. Explain Qlik sense Hub?
Ans
It is the platform that permits users to perform various operations on the data, to design applications with proper visualizations and charts. It offers the functionality of simple drag and drop, data model association, visualization ranges such as tables, maps, box plots, distribution plots, and KPIs.
Q6. Define QIX engine?
Ans
It is considered the main interactive engine, which offers the essential functionalities of Qlik sense. They are like as given below.
- The indexing and calculations of in-memory data.
- Speed searching.
- Interactions of self-services.
- Schedule correspondence of applications.
Q7. What are the architectural components of Qlik sense?
Ans
- QSP- Qlik sense proxy
- QIX- Qlik sense engine
- QSS- Qlik sense schedule
- QSR- Qlik sense respiratory
- QVF- Qlik sense applications
Q8. Define streams in the Qlik sense?
Ans
The applications are designed by users of Qlik sense in a centralized Hub. These applications are parts of a stream. These streams are the place for a particular number of authorized users to share and analyze the work of published applications. It represents that only particular users of the group gain the applications accessible for the specific stream. When we have authorized access for stream one apps, then we gain authorized access for stream two apps. But we have no access to the streams of each other.
Q9. Differentiate between traditional and associative Index?
Ans
| Traditional | Associative |
| IT-driven | User-driven |
| Linear and pre-defined thinking | Follow User |
| Deep insight not followed | Insight-driven |
| info storing | All data, always visible |
| Many days to change | Minutes to change |
Q10. What are the four essential abilities of Qlik Sense?
Ans
- Storytelling and reporting of data
- Advanced geographic analysis
- Augmented visualization
- Associative model
Q11. Explain the process of publishing a sheet?
Ans
- Within the app, overview click on view the sheets button
- Right-click on the file where you want to publish the file
- Once the publish button appears the sheet will be automatically be published and will be automatically moved to the published list.
- All the other users will be able to see the sheets within the community section
- Once the sheet is published it will be available for others to go through the sheet.
Q12. List out some data sources which connect with Qlik sense?
Ans
- Redshift of amazon
- Drill of apache
- Apache Hive
- Beta- phoenix
- Beta- apache-spark
- SQL of azure
- Impala of Cloudera
- BigQuery of Google
- IBM DB2
- The server of Microsoft SQL
- Beta- MongoDB
- Enterprise of MySQL
- Oracle
- Presto
- Teradata
- Salesforce
- ODBC
Q13. List out the services managed by the Qlik management console?
Ans
- Connectivity of data
- Management of applications
- Management of tasks
- Administrative security
- Monitoring of data
- Auditing
Q14. What is Qlik Sense map visualization?
Ans
Maps are useful in displaying data geographically. This data is related to the region, i.e, states, cities, countries, etc. This can be displayed using map visualization. There are different layers like area, line, etc. These layers help display data in a different manner.
Q15. What are the desktop operations of Qlik Sense?
Ans
- You may view the entire app in the App Overview
- You can edit applications from the App Overview
- You can view and edit individual sheets in the app from the Sheets Overview
- You can adjust and edit visualizations using the Edit Mode
- You can view and manage data tables using Data Manager
- You can add databases using Data Load Editor
- You can design and view stories using the Storytelling View
Q16. What are the services managed by QMC?
Ans
- Application management
- Data connectivity
- Task management
- Security administration
- Data monitoring
- Work auditing
Q17. What are the activities that are possible in the Qlik experience Cloud?
Ans
Within the Qlik experience cloud, one can develop applications and also share the apps in the cloud. Once they are logged in, the browser is divided into three sections they are
- Workspace area
- Tab panel
- Toolbar
Q18. How to add a data table?
Ans
Using Qlik sense anyone can add a data table. A data table can be added from the Data manager or it can be done by various other sources.
With the help of connections, we can add a data table. You have to select the data that was already created from the connections.
- Connect a data table by connecting a new data source. For example: connect a new data source like ODBC or web files
- Qlikdatamarket
- Upload a file from the application
Q19. Explain the concept of synthetic keys in logical tables?
Ans
Within the data table if two or more fields are in common then this will enable composite key relationships within the tables. With the use of Qlik sense, it makes it obvious by providing synthetic keys automatically. These keys are anonymous keys.
Q20. Explain the process of publishing a sheet?
Ans
- Within the app, overview click on view the sheets button
- Right-click on the file where you want to publish the file
- Once the publish button appears the sheet will be automatically be published and will be automatically moved to the published list.
- All the other users will be able to see the sheets within the community section
- Once the sheet is published it will be available for others to go through the sheet.
Q21. How to deploy Qlik sense?
Ans
The entire architecture is based on the number of nodes that are connected and the way they are connected. Well, deploying of Qlik sense is done based on different ways, it is primarily based on the number of nodes it is connected to or so-called common repository, this is often called as a common node.
The following are the different ways that Qlik's sense can be deployed.
- Deploying via a single node
- Deploying multi-node sites
