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Free TDBL1-16.00 Exam Braindumps (page: 3)

Page 2 of 16
PDF with 100 Questions

Why would a reporting analyst employ a dimensional model?

  1. It is more intuitive.
  2. It supports longer data types.
  3. It supports more keys.
  4. It provides stronger relations

Answer(s): A

Explanation:

A reporting analyst would employ a dimensional model because it is more intuitive and user-friendly. A dimensional model uses a star schema to organize data into easily understandable tables and hierarchies, which allows for simpler queries and faster access to information. It also provides a clear separation between dimensions and facts, which makes it easier to navigate and understand the data.



Which Teradata utility can be used to load data from a flat file to a populated table with transaction data?

  1. TPTLoad
  2. TPT Update
  3. TPT Operator
  4. FastLoad

Answer(s): D

Explanation:

FastLoad is a Teradata utility that can be used to load data from a flat file to a populated table with transaction data. It is designed to quickly load large amounts of data into an empty table.



Whichutility can be used to quickly transfer large amounts of data from Teradata Database to a client-based application?

  1. TPT Load Operator
  2. TPT Stream Operator
  3. TPT Update Operator
  4. TPT Export Operator

Answer(s): D

Explanation:

TPT Export Operator is a Teradata utility that can be used to quickly transfer large amounts of data from Teradata Database to a client-based application. It allows data to be extracted from a Teradata database and written to a file on the client system



Which type of index can result in skewed table data?

  1. Primary Index
  2. Secondary Index
  3. Temporary Index
  4. Global Index

Answer(s): B

Explanation:

Secondary Indexes can result in skewed table data if they are not properly designed. A Secondary Index is an additional index on a table that is used to improve query performance, but if it is defined on a column with non-uniform data distribution, it can cause some AMPs to have more data to process than others, resulting in skewed table data.






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