The top Power BI interview questions and responses for novice, intermediate, and experienced candidates are included in this post. The most crucial inquiries are organized into groups for easy browsing prior to the interview or to serve as a thorough reference on the various Power BI topics interviewers look for.
Top 30 PowerApps Interview Questions And Answers | Frequently Asked PowerApps Interview Questions
I’ve compiled 65+ interview questions and responses for Power Platform’s Power Apps, Power Automate, Power BI, Power Virtual Agents, and more in this post.
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Top 10 Power Apps Interview Questions and Answers
These PowerApps interview questions for new hires will be helpful in your preparation if you are just starting out in this field.
Develop Your Skills with Microsoft PowerApps Certification Training
33. Differentiate Between Parent & Parent Window?
Ans:
| Parent | Parent window |
|---|---|
| Parent refers to the PB object wherein the modern-day item is positioned. For example parent in a command button’s script will refer to the window wherein the command button is placed. | Parentwindow is used to refer to the window for which the present day menu is hooked up. |
34. Explain Enumerated Data Types In Pb?
Ans:
Enumerated statistics kinds are precise to Power Script. They are used as arguments in capabilities and additionally to specify the properties of an item or manage. A variable of one of the enumerated information sorts may be assigned a fixed set of values. For example, the enumerated facts type Alignment, which specifies the alignment of textual content, may be assigned one of the following three values. Center! Left!, and Right.
35. Explain The Concepts Of Embedding And Linking?
Ans:
When you embed an item it’s miles stored as part of the OLE box object i.E. Any adjustments to the actual item will now not replicate in the embedded object. In case of Linking the original item resides wherein it becomes and link information is saved inside the OLE container item i.E. Any changes to the real object will mirror within the OLE box object. OCX is an OLE manage that implements the thing-based structure.
36. Which Pb Object Has Dde Related Events Associated With It? What Is Dde?
Ans:
DDE stands for dynamic data alternate by using which packages can talk to every different and alternate statistics between them. Examples are RemoteExec & Remote Send. A PB window has DDE occasions associated with it.
37. Why Can Pb Scripting Be Used With Different Types Of Embedded SQL?
Ans:
Transaction Management statements – CONNECT, COMMIT, ROLLBACK and DISCONNECT are used to control transactions in ASE. If a trigger fails, then a RAISEERROR needs to be issued within the cause and not ROLLBACK. PB has a DBMS unique return code (SQLDBCode = -1) inside the transaction item which can be used to throw messages to the consumer. Non-cursor statements – INSERT/UPDATE/DELETE/SELECT. Cursor statements – the user can retrieve ( declare, open, fetch & close cursors) and problem replace( replace & delete cursors). DB Stored Procedures – they may be used for retrieve, replace or each. To execute DDL statements the AutoCommit must be set to TRUE (1), however if it’s miles TRUE, ROLLBACK can not be issued, therefore after of completion of the DDL operation it ought to be set returned to FALSE.
38. Which Has A Menu, Associated With It. I deleted the menu for some reason, and now when I try to open the window, I receive an error. What Needs To Be Done?.
Ans:
Export the window as a SRW and search for the menu call in the report. Once determined the menu may be created once more and linked to the supply window.
39. What Distinguishes A Trigger Event From A Post Event?
Ans:
The former executes the required event’s script right away while the latter posts the request inside the operating machine’s message queue.
40. Define business opportunity with PowerApps?
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41. How can I determine whether the Pr application is linked to the database?
Ans:
- Use the Dbhandle () function.
42. What Would Happen If You Created A Response Window And Opened That Window In An Mdi Frame Using Open Sheet ()?
Ans:
When you open a window in a MDI frame using opensheet () or opensheetwithparm () the window gets the sheet properties no matter the window type. If a response window is opened using the above functions the window will behave like some other sheet having maximise, limit, close controls and so on.
43. Differentiate Between Instance And Shared Variables In Pb?
Ans:
| Instance | Shared variables |
|---|---|
| Instance variables are created whilst the item is created and destroyed whilst the object is destroyed even as a shared variable is created while the FIRST example of the object is created and is destroyed while the software is closed. | The cost of an instance variable in every example is impartial of its cost in different times while changing the fee of a shared variable. |
44. What Are The Different Types Of Windows In Pb?
Ans:
They are fundamental, popup; toddler, response, MDI body, and MDI frame with microhelp.
45. How Can A Dw With A Stored Procedure As A Data Source Be Updated?
Ans:
It may be accomplished by means of going to the replace residences within the DW via selecting Rows/Update homes from the menu inside the design mode in the DW painter. The tables to be updated can be selected.
46. What is the event where I can view the exact SQL statement that PowerBuilder sent to the database?
Ans:
47. How Can Multiple Result Sets Be Retrievable From A Single DW?
Ans:
DW can retrieve the most effective one end result set at a time. To retrieve different end result units, you can alternate the end result set quantity either by way of regulate () or using item notation ensuring the quantity of columns and statistics types match the prevailing DW definition.
48. What Should Be Done If The Application Needs To Display Rows As Soon As They Are Retrieved?
Ans:
Write code inside the retrieval () occasion and also set the async attribute within the DBParm assets inside the transaction item.
49. What Sets A Computed Field Apart From A Computed Column?
Ans:
The former is described as part of the SELECT announcement, (as an instance sum, avg and many others) whose values are calculated via the database, even as within the latter the PB consumer calculates the values. If it is a fat client then computed fields are advocated, else for thin clients it is computed column.
50. Define PowerApps architecture overview?
Ans:
51. Explain The Following Error: “rows Changed Between Retrieve And Update”? .
Ans:
It happens when a user updates the records before you update it. PB detects it whilst you include the timestamp column within the DW or use “key and updatable columns” within the WHERE clause. The strategy to the problem would be to use the deselect row () feature to reselect the row that brought on the error and get the ultra-modern values for the mistake row and update the DB once more.
52. Explain The Dw Validation Rule?
Ans:
If the facts in a column have changed, it checks for the correctness of the fee (both data kind and statistics cost) inside the primary buffer. Wrong information or information price will cause the ItemError () event. If the records is correct it triggers item modified () occasion, which if it returns ZERO, triggers item focus changed () event.
53. The Application’s Functionality Would Like To Enable Printing of Selected Rows by The User How Is This Done?.
Ans:
You can reproduction the chosen rows to a information shop or a hidden DW manipulate the use of rowscopy () and print the facts save or hidden DW control.
54. Can You Pass An Array To The Dw’s Retrieve () Function As An Argument?
Ans:
Yes, it may be used when your DWs data supply includes a Select declaration with an IN clause.
55. How Can A Dw’s SQL Statement Be Modified At Runtime?
Ans:
It may be executed by linking the DW control to regulate () feature or using “. Object” notation.
56. Explain Function Overloading With An Example?
Ans:
It is a function in PB where a characteristic is defined with the equal call as some other. The functions can also range within the number of arguments and also the form of arguments. An instance is the Messagebox () function.
57. Explain The Usage Of Settransobject Function With Composite Dws?
Ans:
Only this function must be used for composite presentation patterns performing as containers for other DW objects. If setTrans () is used with each DW in a composite DW then disconnect does not arise until PB session ends. It ought to be used simplest for pure retrieval when DB locks want now not be hung on tables in different words update () capabilities are not used.
58. Give some examples of performance factors that developers should think about when designing client-server (pb/sybase) applications.
Ans:
Long jogging connections – if these are NOT acceptable then the application needs to connect to the database most effectively while necessary. If ideal then COMMITs have to be issued as regularly as viable in order that the changes do in reality occur. More importantly COMMITs should be issued to launch any locks positioned on DB entities due to statements done for the duration of the transaction.
59. Describe a few characteristics of the N-up, Composite, and Cross Tab Dw presentation styles.
Ans:
N -Up: two or greater rows of facts displayed next to every other throughout the web page. It is beneficial for periodic statistics together with records for every day/week or every month in the area.CrossTab: affords a data precise in a row and column format. Data to be decided on from one or extra tables, DW can not be external. Crosstab functions may be used for filters, validation guidelines or computed fields
60. How Administering a PowerApps enterprise deployment?
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61. What are the three core concepts of PowerApps?
Ans:
Using PowerApps, you can create three types of apps: canvas, model-driven, and portal. More information: Overview of creating apps in PowerApps.
62. What are the limitations of PowerApps?
Ans:
Power BI Interview Questions
Here are the Top 50 Power BI Interview Questions and Answers that the Interviewer is Most Likely to Ask. I’ve divided the Power BI interview questions into the following categories for your convenience:
FAQ
What are the 6 major components of power apps?
- Gallery. A gallery is a tool the app uses to display data.
- Screen. A screen is a way to visualize a specific data set or record on a screen (mobile, iPad, desktop), as was alluded to in the previous section.
- Card. A screen consists of cards. …
- Control. …
- Property. …
- Function.
What is PowerApps Interview Questions?
- What are Power Apps? …
- What programming language is Power Apps? …
- What are the main components of Power Apps? …
- List PowerApps features? …
- What are the benefits of using Power Apps? …
- What distinguishes a Canvas app from a Model-driven app?
What are the three types of power apps?
Custom APIs are a potent method of connecting PowerApps to any existing API, hosted anywhere. For registration or use of a Custom API, a PowerApps Enterprise subscription is not required. You can connect to and use custom APIs via RESTful endpoints in PowerApps.
