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IIBA CBDA Certification in Business Data Analytics (IIBA - CBDA) Exam Practice Test

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Total 150 questions

Certification in Business Data Analytics (IIBA - CBDA) Questions and Answers

Question 1

Collaborative games are used by a business analyst to identify the research questions to be explored within an analytics system.

Participants are asked to write down a research question on a sticky note, put the notes on the wall, and move them towards related research questions. What type of Collaborative game is being played?

Options:

A.

Affinity Map

B.

Fishbowl

C.

People polling

D.

Product Box

Question 2

The results of the data analytics work led to some clear and strongly supported outcomes and the analytics team is very confident in their recommendations; particularly given that the payback on the required changes are a short 3 months. However, there is concern because the organization operates in a highly regulated environment and some new regulatory changes are being considered with announcements and implementation in the next 6 months. Under these conditions the team decides to:

Options:

A.

Recommend no action be taken at this time and revisit in 6 months

B.

Reassess their results to ensure their validity and then decide what to do

C.

Identify and carefully document assumptions for their recommendation

D.

Postpone recommendations for 6 months until the announcements are made

Question 3

The research question prompting the use of analytics is well-defined. The team obtains the results and determines that the source data did not provide reliable results. As a result of this finding, the team modifies the original question to one that can be answered by the data. What is a risk that could impact the value of this analysis?

Options:

A.

The objective of the original research may not be met

B.

Timelines will be pushed out making stakeholders unhappy

C.

Increased costs associated with the source data

D.

The quality of the analysis may be negatively impacted

Question 4

An analytics system is being developed by relying entirely on research questions that are framed using the results from benchmarking. Which research question is being asked?

Options:

A.

Which customers provide the greatest profit to the company?

B.

How efficient is the company compared to its competitors?

C.

Will more profit be made if we increase or decrease our sales price?

D.

Which employees are we in danger of losing?

Question 5

After analyzing sales data, the analytics team finds that the older the customer, the more expensive the neckties purchased. The team felt this was a breakthrough insight but on closer analysis realized that other factors could account for this relationship. This is a clear indication that:

Options:

A.

Correlation between variables implies causation

B.

Causation has no relationship with correlation

C.

Causation between variables does not imply correlation

D.

Correlation between variables does not imply causation

Question 6

As the team discusses how to utilize the results of their data analysis to put forth a business recommendation, an analyst on the team voices concern over the current organizational culture presenting a roadblock to their ability to influence business decision making. Which of the following would be a justifiable concern at this stage of the team's efforts?

Options:

A.

Difficulty bringing business stakeholders to a shared understanding about value when sharing data assets across business domains

B.

Changing the mindsets of business stakeholders to trust insights gleaned from data over experience and intuition

C.

Applying a myopic view of data and establishing data silos which create roadblocks to exploring available data sources

D.

Finding data that creates value creating difficulties, as not all data helps a business make better decisions

Question 7

A dataset contains 10 measures of workplace sustainability. The analytics team is in need of producing a single score of sustainability. Which of the following techniques if used would achieve this objective?

Options:

A.

Logistic regression

B.

Linkage algorithms

C.

Factor analysis

D.

K means clustering

Question 8

A software company launched a new product in late 2016. The product manager is reviewing a Box and Whisker plot used to compare year-over-year sales, from 2017 to 2018. What is the conclusion he can make from this chart?

Question # 8

Options:

A.

2017 minimum and maximum sales are higher than 2018, and the 2017 median result is

higher than the 2018 median result

B.

2017 minimum and maximum sales are higher than 2018, but the 2017 median result is

lower than 2018 1st quartile result

C.

2018 minimum and maximum sales are higher than 2017, and the 2018 quartile results are

higher than 2017 quartile results

D.

2018 minimum and maximum sales are higher than 2017, and the 2018 1st quartile is

higher than 2017 median result

Question 9

A marketing director has asked the question 'How many product purchases are expected this coming year given the current marketing campaign?". What type of analytics would be performed to answer this question?

Options:

A.

Descriptive

B.

Predictive

C.

Diagnostic

D.

Prescriptive

Question 10

A professional association is funded by membership fees. The membership renewal occurs every 5 years. Although, they have a strong subscription rate each year, their renewal rate is low. They are working with an external firm specializing in Business Analytics to identify the groups of customers that have a high likelihood of cancelling their subscription after their first 5-year

term ends. This type of study is called:

Options:

A.

Untrained learning

B.

Supervised learning

C.

Trained learning

D.

Unsupervised learning

Question 11

The analytics team has been asked to assess sales data from their company's website with the hopes of providing insights to help increase online sales. It's the first time the team is looking at this specific data and they are concerned about the quality of data that has been captured. They decide to use the following approach as the next step:

Options:

A.

Trend Analysis

B.

Classification analysis

C.

Data Analysis

D.

Exploratory analysis

Question 12

An analytics team has completed some initial data analysis but is considering revising their research question based on their analysis findings. The team was concerned the original question was too broad. What outcome would lead the team to have this concern?

Options:

A.

Data once analyzed had significant data quality issues

B.

Data the team had planned to use was not available

C.

Difficult to identify the KPIs to measure

D.

The source data sets could not be merged

Question 13

An organization's customers are categorized based on the amount of purchases completed over the last 12 months. The analytics team would like to ensure the accuracy of their survey results and decide to randomly select 500 customers to participate in a survey from this large pool of customers. This is an example of:

Options:

A.

Stratified sampling

B.

Quota sampling

C.

Purposive sampling

D.

Snowball sampling

Question 14

Based on the results of a recently completed analytics initiative, the Human Resource department for a major department store implemented a change to its hiring practice to address the attrition rates of its sales associates. The new policy stated that candidates applying for sales positions must possess at least 3 years of relevant sales experience to be considered. After implementing the change, attrition rates are 10% higher and management is frustrated. Which of the following could result in this outcome?

Options:

A.

The results of analysis have been incorrectly interpreted

B.

Sales experience is not a relevant skill

C.

Analytics is not helpful given this situation

D.

The change proposed is not aligned to company strategy

Question 15

A lab is conducting a study on protein interactions. They have used the data to create a graph visualization. In graph visualization, what would a layout be?

Options:

A.

A single data point

B.

A link between two data points

C.

A dedicated algorithm that calculates the node positions

D.

A collection of data points and links

Question 16

A large telecommunications company wants to increase their Average Revenue Per User per month by 5%, by end of year, to increase revenue in a highly competitive market. From a SMART target perspective, what is missing?

Options:

A.

T - The increase should be seen sooner

B.

A - It is too easy of a target to attain

C.

R - Since competition is high, focus should be on increasing customer base and not on

ARPU

D.

S - There is no mention of which product group/line the target pertains to

Question 17

The analytics team has established two equally strong potential recommendations which will deliver the desired outcomes with similar benefits to be derived from each one. On the surface there is no discernable difference in costs or schedule for either option. To help the analytics team reach a recommendation the business analysis professional recommends the team:

Options:

A.

Complete market research

B.

Assess risks for each option

C.

Vote to choose the recommendation

D.

Seek management guidance

Question 18

An online retailer of men's athletic apparel is seeking to become the market leader in the industry. To deliver on this strategy, the analytics team continuously collects data on the prices of competitor products and uses this information to adjust the retailer's prices. What type of analytics is the retailer using to maintain their pricing structure?

Options:

A.

Descriptive

B.

Diagnostic

C.

Predictive

D.

Prescriptive

Question 19

An analytics team employed at a leading credit card company is utilizing data analytics to identify unusual credit card purchases.

They have created the following visual. How many extreme outliers exists in this dataset?

Question # 19

Options:

A.

0

B.

5

C.

3

D.

2

Question 20

What is the relationship between a Customer entity and an Order entity, where a customer entry will be present in the Customer entity only if they have made an order?

Options:

A.

one-to-many

B.

many-to-many

C.

one-to-one

D.

zero-to-one

Question 21

The architecture team puts forth a solution architecture that integrates multiple data sources from within and outside the organization. The architecture provides the foundation to source a new analytics program. If one of the objectives of the analytics team was to provide 'one source of the truth', this objective would be referring to which of the following?

Options:

A.

Identifying one key stakeholder, who can make final decisions about which sources to relate/merge

B.

Evaluating the completeness, validity, and reliability of the data from source systems

C.

Ensuring stakeholders always have clear insight into the final requirements at all times

D.

Enforcing master data management principles and practices

Question 22

An analytics team has been asked to answer the following question: "Given that you're a customer, would you work at our company?" The team is concerned about answering this question because it is:

Options:

A.

Insignificant

B.

Short

C.

Unethical

D.

Unclear

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Total 150 questions