Qlik Sense Data Architect Certification Exam – 2024 QSDA2024 Question # 12 Topic 2 Discussion

Qlik Sense Data Architect Certification Exam – 2024 QSDA2024 Question # 12 Topic 2 Discussion

QSDA2024 Exam Topic 2 Question 12 Discussion:
Question #: 12
Topic #: 2

A data architect needs to load large amounts of data from a database that is continuously updated.

• New records are added, and existing records get updated and deleted.

• Each record has a LastModified field.

• All existing records are exported into a QVD file.

• The data architect wants to load the records into Qlik Sense efficiently.

Which steps should the data architect take to meet these requirements?


A.

1. Load the existing data from the QVD.

2. Load the new and updated data from the database without the rows that have just been loaded from the QVD and concatenate with data from the QVD.

3. Load all records from the key field from the database and use an INNER JOIN on the previous table.


B.

1. Use a partial LOAD to load new and updated data from the database.

2. Load the existing data from the QVD without the updated rows that have just been loaded from the database and concatenate with the new and updated records.

3. Use the PEEK function to remove the deleted rows.


C.

1. Load the new and updated data from the database.

2. Load the existing data from the QVD without the updated rows that have just been loaded from the database and concatenate with the new and updated records.

3. Load all records from the key field from the database and use an INNER JOIN on the previous table.


D.

1. Load the existing data from the QVD.

2. Load new and updated data from the database. Concatenate with the table loaded from the QVD.

3. Create a separate table for the deleted rows and use a WHERE NOT EXISTS to remove these records.


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