Q.1
In regards to separated value files such as .csv and .tsv, what is the delimiter?
  • Any character such as the comma (,) or tab (\t) that is used to separate the column data.
  • Any character such as the comma (,) or tab (\t) that is used to separate the row data
  • Anywhere the comma (,) character is used in the file
  • Delimiters are not used in separated value files
Q.2
Which of the following methods should be employed in the code to display a plot?
  • Display()
  • Show()
  • Execute()
  • Plot()
Q.3
What does a typical BI environment comprise of?
  • Data warehouse
  • Data mart
  • OLAP TOOLS
  • All of the above
Q.4
Which of the following are direct benefits of Business Intelligence?Options
  • Decision making
  • Delivers data mining functionality
  • Artificial intelligence
  • All of the above
Q.5
Which of the following are BI tools?
  • Qlik
  • Siebel
  • Cognos
  • All of the above
Q.6
Which of the following takes a dict of dicts or a dict of array-like sequences and returns a DataFrame?
  • a) DataFrame.from_items
  • b) DataFrame.from_records
  • c) DataFrame.from_dict
  • d) All of the mentioned
Q.7
Which of the following statement is true about Business Intelligence?
  • BI convert raw data into meaningful information
  • BI has a direct impact on organization's strategic, tactical and operational business decisions.
  • BI tools perform data analysis and create reports, summaries, dashboards, maps, graphs, and charts
  • All of the above
Q.8
________________ in business intelligence allows huge data and reports to be read in a single graphical interface
  • Warehouse
  • Reports
  • OLAP
  • Dashboard
Q.9
Which of the following is correct Features of DataFrame?
  • Potentially columns are of different types
  • Can Perform Arithmetic operations on rows and columns
  • Labeled axes (rows and columns)
  • All of the above
Q.10
Which of the following is incorrect file handling mode in Python
  • r
  • x
  • t+
  • b
Q.11
Which Python Package is used forgraphics?
  • matplotlib.pyplot
  • matplotlib.pip
  • matplotlib.numpy
  • matplotlib.plt
Q.12
Which of these are considered secondary data?
  • Both A & B
  • Data from the textbook
  • Data from a Youtube interview
  • Drawing and annotating a field sketch
Q.13
Which of these are considered primary data?
  • Asking a friend to fill out a survey
  • Doing an environment perception survey
  • Counting pedestrians by the street
  • All Of above
Q.14
The most popular data visualization library in python is _______.
  • pip
  • matinfolib
  • matplotlib
  • matpiplib
Q.15
Matplotlib is a python interface.
  • True
  • False
Q.16
Plot can be saved in a pdf form
  • True
  • False
Q.17
Markers are data points in the graph?
  • True
  • False
Q.18
______________________ are drawn with respect to the histogram created?
  • bar plot
  • Frequency polygon
  • box plot
  • none
Q.19
___________plot is also described as five-number summery plot.
  • Histogram
  • box plot
  • frequency polygon
  • scatter plot
Q.20
________________function is used to create a horizontal bar chart.
  • barchart()
  • barh()
  • bar()
  • None of the above
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