Midterm Exam - DV - Part 1

A ___ format is one of the most simple and common ways to store tabular data.

• CSV

• TXT

• DB

• CVS

There is a dedicated module for python to use in importing data to a program.

• import csv

• import csv as cs

• import csv as csv

• import cv2 as cv

To read as csv file in python we use this ___ function

• csv.reader()

• csv.read()

• csv.readonly()

• csv.readthis()

To encode in csv file you must use this function ___

• csv.writer()

• csv.writerow()

• csv.writerthis()

• csv.write()

This string can later be

used to write into CSV files using the ___ function.

• writerow()

• writer()

• csv.write()

• csv.writerow()

The objects of a ___ class can be used to read a

CSV file as a dictionary.

• csv.DictReader()

• DictReader()

• csv.DictRead()

• csv.DictReadRow()

The objects of ___ class can be used to write

to a CSV file from a Python dictionary.

• csv.DictWriter()

• DictWriter()

• csv.DictWrite()

• csv.DictWriterRow()

___ is an easy-to-use, low-level data visualization library

that is built on NumPy arrays. It consists of various plots like

scatter plot, line plot, histogram, etc.

• matplotlib

• pandas

• seaborn

• bokeh

___ is a Python library used for working with data sets.

It has functions for analyzing, cleaning, exploring, and manipulating data.

• Pandas

• Bokeh

• Plotly

• Seaborn

How to read csv file using pandas?

• df = pd.read_csv('data.csv')

• df = pd.csv_read('data.csv')

• df = pd.reader_csv('data.csv')

• df = pdread_csv('data.csv')