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Ne4ueva [31]
3 years ago
9

Approximately what percentage of the world population owns a smartphone?

Computers and Technology
1 answer:
Usimov [2.4K]3 years ago
5 0
The number of smartphone users is forcast to grow from 2.1 billion in 2016 to around 2.5 billion in 2019, with smartphone penetration rates increasing as well.over 36% of the worlds population is projected to use a smartphone by 2018, thats up from about 10% in 2011
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3 years ago
Read 2 more answers
Design and implement a class Country that stores the name of the country, its population, its area, and the population density (
melomori [17]

Answer:

See explaination

Explanation:

Make use of Python programming language.

File: Country.py

class Country:

def __init__(self, n="", p=0, a=0):

""" Constructor """

self.name = n

self.population = p

self.area = a

self.pDensity = self.population / self.area

def getCountryName(self):

""" Getter method """

return self.name

def getPopulation(self):

""" Getter Method """

return self.population

def getArea(self):

""" Getter Method """

return self.area

def getPDensity(self):

""" Getter Method """

return self.pDensity

File: CountryInfo.py

from Country import *

# Opening file for reading

with open("d:\\Python\\data.txt", "r") as fp:

# List that hold countries

countryInfo = []

# Processing file line by line

for line in fp:

# Stripping spaces and new lines

line = line.strip()

# Splitting and creating object

cols = line.split('\t')

cols[1] = cols[1].replace(',', '')

cols[2] = cols[2].replace(',', '')

c = Country(cols[0], int(cols[1]), float(cols[2]))

countryInfo.append(c)

# Processing each countryInfo

largestPop = 0

largestArea = 0

largestPDensity = 0

# Iterating over list

for i in range(len(countryInfo)):

# Checking population

if countryInfo[i].getPopulation() > countryInfo[largestPop].getPopulation():

largestPop = i;

# Checking area

if countryInfo[i].getArea() > countryInfo[largestPop].getArea():

largestArea = i;

# Checking population density

if countryInfo[i].getPDensity() > countryInfo[largestPop].getPDensity():

largestPDensity = i;

print("\nLargest population: " + countryInfo[largestPop].getCountryName())

print("\nLargest area: " + countryInfo[largestArea].getCountryName())

print("\nLargest population density: " + countryInfo[largestPDensity].getCountryName() + "\n")

Please go to attachment for sample program run

4 0
3 years ago
What are node in a computer network​
BabaBlast [244]

Answer:

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Anyone else having problems with edg?
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Explain how the number of jobs available to workers has been affected by the use of ICT in commerce and industry, using specific
blondinia [14]

Answer:

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