Data Management and Analysis Quiz

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Wild-code checking and consistency checking are techniques for what?

Cleaning data (correct)

Coding modification

Data entry

Data modification

Which of the following can be used to monitor a business, offering a combined view of their most-important metrics at a glance?

Catalogue

Metadata

Data Mart

Dashboard (correct)

For what reason might you TYPICALLY compare a dataset with other sources during data validation?

To increase the accessibility of data

To ascertain the history of the dataset

To help certify the data quality (correct)

To understand a process used to transfer the dataset

Which of the following will the below query return from the 'product' table? SELECT TOP 3 * FROM Product;

First 3 rows Signup and view all the answers

What is the MAIN purpose of data integration from different sources?

To combine and consolidate data from different sources Signup and view all the answers

Which term defines whether or not all data that is necessary to meet current and future business information demand is available within the data resource?

Completeness Signup and view all the answers

What is NOT involved in a performance stress test?

Rational performance testing Signup and view all the answers

The R programming language includes functions that support which of the following?

All of the above Signup and view all the answers

Which of the following is NOT a type of Join in SQL?

Group by Signup and view all the answers

In Excel, which of the following is NOT a recognized data preparation technique?

Partitioning Signup and view all the answers

Which of the following is NOT TRUE about Data Profiling?

It aims to ignore inaccurate and misleading data. Signup and view all the answers

What is the likelihood that a relationship between TWO or more variables is caused by something other than random chance referred to as?

Statistical significance Signup and view all the answers

Which of the following is a consequence of maintaining and improving data quality?

Increased revenue Signup and view all the answers

In SQL, which clause combines all records that have identical values in a particular field?

GROUP BY Signup and view all the answers

What is the MAIN purpose of data integration from different sources?

To combine data from different sources into a unified view. Signup and view all the answers

Which of the following is the correct process of loading data from the source system to a data warehouse?

Extract, Transform, Load Signup and view all the answers

Which of the following are TYPICAL benefits of synchronizing data?

d) To improve availability. Signup and view all the answers

When would UAT TYPICALLY be performed on a piece of software?

After application code is developed but before system integration testing. Signup and view all the answers

Which data quality dimension ensures that data has undergone cleansing to ensure it is correct and useful?

Validity Signup and view all the answers

What is the process of loading data from the source system to a data warehouse called?

Extract, Transform, Load Signup and view all the answers

Data Management and Analysis Quiz

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Questions and Answers

Wild-code checking and consistency checking are techniques for what?

Which of the following can be used to monitor a business, offering a combined view of their most-important metrics at a glance?

For what reason might you TYPICALLY compare a dataset with other sources during data validation?

Which of the following will the below query return from the 'product' table? SELECT TOP 3 * FROM Product;

What is the MAIN purpose of data integration from different sources?

Which term defines whether or not all data that is necessary to meet current and future business information demand is available within the data resource?

What is NOT involved in a performance stress test?

The R programming language includes functions that support which of the following?

Which of the following is NOT a type of Join in SQL?

In Excel, which of the following is NOT a recognized data preparation technique?

Which of the following is NOT TRUE about Data Profiling?

What is the likelihood that a relationship between TWO or more variables is caused by something other than random chance referred to as?

Which of the following is a consequence of maintaining and improving data quality?

In SQL, which clause combines all records that have identical values in a particular field?

What is the MAIN purpose of data integration from different sources?

Which of the following is the correct process of loading data from the source system to a data warehouse?

Which of the following are TYPICAL benefits of synchronizing data?

When would UAT TYPICALLY be performed on a piece of software?

Which data quality dimension ensures that data has undergone cleansing to ensure it is correct and useful?

What is the process of loading data from the source system to a data warehouse called?

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