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Qlik QSDA2018 Exam Syllabus Topics:
| Section | Objectives |
|---|---|
| Topic 1: Data Modeling | - Associations and synthetic keys - Star and snowflake schema design - Conceptual and logical data models |
| Topic 2: Data Connections | - Data source authentication - Connecting to databases and files |
| Topic 3: Data Quality and Governance | - Data validation techniques - Handling nulls and duplicates |
| Topic 4: Application Design | - Performance optimization considerations - Data layer vs presentation layer separation |
| Topic 5: Data Loading and Transformation | - Qlik load script fundamentals - Incremental load strategies - Data transformation functions |
Qlik Sense Data Architect Certification Exam - June 2018 Release Sample Questions:
1. Refer to the exhibit.
The data model shown has a synthetic key for information that contains actual sales and budget sales for a multi-national company As a business requirement, users must be able to drill down by department and country. Datajnust not be lost.
Due to data quality issues, some departments are NOT included in the Sales and Budget tables.
The data architect needs a method to eliminate synthetic keys that generates the fastest performing data model Which method should the data architect use?
A) A link table to associate the two tables
B) A forced concatenation statement
C) A Left Join statement in the script
D) Field aliases or comment out redundant fields
2. The dates are stored as strings in the database. The data architect must convert the dates to date format The reload must be as fast as possible.
Which script should the data architect use?
A)
B)
C)
D)
A) Option D
B) Option A
C) Option C
D) Option B
3. Refer to the exhibit.
A fashion retail company needs to analyze data about product inventory. The company needs to filter by attributes by such as color, material, and size.
Which strategy should a data architect use to meet these requirements?
A) Turn data rows into fields by using a generic load
B) Loop through the table to transpose fields
C) Use crosstable in the load statement to unpivot
D) Use the hierarchy load statement to expand hierarchy levels
4. Refer to the exhibit.
A major healthcare organization requests a new app with the following requirements:
* Users can filter AdmissionDate and DischargeDate by all fields in the Master Calendar table
* Use an existing QVD file which includes dates 20 years into the future
* Users should not be able to filter on dates that have no associated encounters Which approach should the data architect take to meet these requirements?
A) 1. Load the Master Calendar and Encounters tables
2 Perform a Join Load on the Encounters table to the Resident master calendar and alias the date fields appropriately for the Admission Date
3 Perform a Join Load on the Encounters table to the Resident master calendar and alias the date fields appropriately for the Discharge Date
B) 1. Load the master calendar
2. Create two mapping tables called AdmissionCalendar anADischargeCalendar from the Resident master calendar that has all fields appropriately named
3 Load the Encounters table and use ApplyMap for the AdmissionDate and DischargeDate appropriately
C) 1. Load the master calendar as AdmissionCalendar and alias the fields to reflect they are for Admission
2. Load the master calendar as DischargeCalendar and alias the fields to reflect they are for Discharge
3. Load the Encounters table
D) 1 Load the Encounters table
2. Perform a Left Join Load on the Encounters table to the master calendar and alias the date fields appropriately for the Admission Date
3. Perform a Left Join Load on the Encounters table to the master calendar and alias the date fields appropriately for the Discharge Date
5. Refer to the exhibit
The business analyst previews some data and notices different values for the United States in the Country field. The analyst must be able to report the total sales for the United States The data architect must fix this issue in the LOAD script.
Which function should the data architect use to fix this data quality issue?
A) Replace
B) ApplyMap
C) Switch
D) Case
Solutions:
| Question # 1 Answer: A | Question # 2 Answer: D | Question # 3 Answer: A | Question # 4 Answer: D | Question # 5 Answer: B |

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