Qlik Qlik Sense Data Architect QSDA2019 Questions & Answers

• Question 1:

  A data architect plans to build an app that contains geographically diverse data that must be specific to

  user run-time selections. The source contains transactional data. The app must have minimal impact on

  already limited server resources.

  Which approach should the data architect use?

  A. Loop and Reduce

  B. QVDs

  C. In-memory

  D. ODAG

  Correct Answer: A

• Question 2:

  Refer to the exhibit.

  

  This table contains information about the number of admissions and discharges of patients in a hospital.

  The values can be positive or negative. The data architect needs to create an extra column that contains

  the number of patients that are currently in the hospital.

  Which script should the data architect use?

  

  

  A. Option A

  B. Option B

  C. Option C

  D. Option D

  Correct Answer: A

• Question 3:

  Refer to the exhibit.

  

  The Section Access security table for an app is shown User ABC\PPP opens a Qlik Sense app with a table using the field called LEVEL on one of the table columns.

  What is the result?

  A. The user gets an "Invalid visualization" error

  B. The table is displayed without the LEVEL column

  C. The table is removed from the user interface

  D. The user gets a "Field not found" error

  Correct Answer: A

• Question 4:

  Refer to the exhibit.

  

  A data architect builds a simple data model to show the relationship between students and exams. The

  data is loaded. Every StudentID in the Exams table should be found in the Students table. Some students

  have NOT taken an exam.

  The data architect selects the field "StudentID" from the Students table and sees the following:

  

  A data architect needs to fix this anomaly.

  What should the data architect do to ensure data integrity?

  A. Update the Students table and add 16.7% of the missing records

  B. Remove records from the Exams table where StudentID is null

  C. Update the Exams table and add 33.4% of the missing records

  D. In the LOAD script, add DISTINCT before the Students and Exams tables

  Correct Answer: C

• Question 5:

  A data architect is developing an app that will generate QVDs for multiple business analysts. The field naming conventions on the source data are NOT business friendly. For every table loaded, multiple fields will require a name change. An Excel file is maintained centrally that lists all source data field names and the appropriate names as they should appear in the QVDs

  Which strategy should the data architect use to meet these requirements?

  A. Use the Rename function and a mapping load

  B. Create master items using business-friendly names

  C. Use the Alias function and a mapping load

  D. Load in the Excel file as a data island and use the Peek function

  Correct Answer: A

• Question 6:

  A data architect needs to upload different data sources. To properly handle null values, the data architect

  decides to set all of these values to "Missing Value".

  Which syntax should the data architect use?

  A. NullAsValue*; Set NullValues = 'Missing Value';

  B. NullasNull *; Set NullValues = 'Missing Value';

  C. NullasNull *; Set NullValue = 'Missing Value';

  D. NullAsValue*; Set NullValue = 'Missing Value';

  Correct Answer: C

• Question 7:

  A human resources (HR) team manager is due to go on leave. The manager needs to assign permissions to colleague to help the HR team publish apps.

  Which action(s) should the manager assign to the colleague before going on leave?

  A. Owner Publish

  B. Publish

  C. Owner Publish, Read

  D. Publish, Read

  Correct Answer: D

• Question 8:

  Refer to the exhibit.

  

  A global sales organization operates in three regions: AMERICAS, EMEA: and APAC. Each region stores its sales transactions in a separate database in which the employees update customer data through a third-party app. The data is extracted into three QVDs.

  A data architect sets up a two-tier architecture for the data load. The data architect needs to add the region to the data model.

  Which technique should the data architect use to create the Region field?

  A. Create a Region field in the SalesTransaction table and populate using fixed region values while loading from each source

  B. Create a Region field in the Employee table and populate using the LTrim function on the EmployeelD

  C. Create a Region field in the Employee table and populate using the SubField function on the EmployeelD

  D. Create a Region field in the SalesTransaction table and create a mapping table based on the Country field in the Customer table

  Correct Answer: D

• Question 9:

  Refer to the exhibit.

  

  A data architect has a data model that includes historical order fulfillment centers. The order fulfillment

  centers occasionally changed location. The history of order fulfillment must be tracked on a per center, per

  location basis.

  Which scripting function should the data architect use to meet this data modeling requirement?

  A. IntervalMatch

  B. Peek

  C. ApplyMap

  D. Inner Join

  Correct Answer: A

• Question 10:

  A data architect is loading two tables into a data model from a SQL database. These tables are related on key fields CustomerlD and CustomerKey.

  Which scripts should be used to load the data while maintaining the correct associations?

  

  A. Option A

  B. Option B

  C. Option C

  D. Option D

  Correct Answer: A