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tralac Data Science Course 2023: Pre-Admission Questions
Required reading: the Knime Beginner's Luck (sample) PDF
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Email
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Your email
Please provide your name
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Your answer
One important function of data science practice is to integrate data from a wide variety of incompatible sources- true or false?
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True
False
Which one of the following is not a core activity of data science practice?
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Data integration
Database administration
Data visualization
Model building
Predictive analytics
Which one of the following is not a feature of the Knime Analytics Platform?
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Closed source, proprietary system
Analysis nodes
Freely available learning tools
Works with graphical workflows rather than scripts
Ability to plug in to other analytic tools such as Python
When a Knime node is red with a cross in it, what does this mean?
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Your answer
Which part of the Knime workbench provides intelligent recommendations based on your current selected node?
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Your answer
From which Knime menu would you update Knime?
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Your answer
Which of the following are valid actions for a node?
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Give a name and a description
Reset its state
Execute
Configure
All of the above
None of the above
Which button on the tool bar can be useful for cleaning up the workflow when it has become cluttered?
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Your answer
In which part of the workspace will you find ready made examples to practice on?
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Workflow editor
Console
Outline
Explorer
Workflow coach
Using Knime extensions is a way to increase the portability of Knime? (True/False)
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True
False
'Wrangling' data is another word for:
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(a) Importing data
(b) Tidying data
(c) Transforming data
(d) Visualising data
(e) Both b and c
Most trade related analysis problems involve big data, not small data (True/False)
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True
False
In MS Excel you simply click 'file/open' to open a file. To get data into Knime, you need to do exactly the same thing (True/False)?
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True
False
Which Knime node is equivalent to the data filter control in Excel?
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Worksheet filter
Row filter
Column filter
None of the above
What is the main advantage of using Knime over Excel?
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Machine learning capabliities
Pivoting capabilities
Data filtering capabilities
Data visualisation capabilities
File import and export capabilities
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