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Free QV_DEVELOPER_01 Exam Braindumps (page: 5)

Page 4 of 18
PDF with 70 Questions

Refer to the exhibit to the right.

What is the primary key of ACCOUNT_TRANS?

  1. ACCOUNT_ID
  2. TRANS_SEQ
  3. ACCOUNT_ID and TRANS_SEQ
  4. ACCOUNT_ID, TRANS_SEQ, and TRANS_TYPE

Answer(s): C



Refer to the exhibit to the right.

What is the cardinality of the relationship between CUSTOMER and ACCOUNT?

  1. many-to-many
  2. one-to-many
  3. one-to-none
  4. one-to-one

Answer(s): A



Refer to the exhibit below.

Schema A displayed in the exhibit has been transformed into Schema B.
How can the before and after schemas be described?

  1. The snowflake schema has been transformed into a de-normalized schema.
  2. The snowflake schema has been transformed into a normalized schema.
  3. The star schema has been transformed into a de-normalized schema.
  4. The star schema has been transformed into a normalized schema.

Answer(s): A



Refer to the exhibit below.

The tables displayed in the exhibit need to be loaded into QlikView.
How will the data model appear once the load is complete?

  1. There will be a relationship between all the tables without synthetic key tables or loosely coupled tables.
  2. There will be a relationship between four of the five tables and one table will be a data island.
  3. There will be a synthetic key table in the data model.
  4. There will be loosely coupled tables in the data model.

Answer(s): D






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