Codecademy Python 1

Question 1

Float definition

Answer 1

a number with a decimal

Question 2

Integer definition

Answer 2

a number with no decimal

Question 3

How to yield a float instead of an integer

Answer 3

Change either a numerator or denominator to be a float (add a period)

Question 4

Yielding a float example

Answer 4

quotient 1 = 7./2

quotient 2 = 7/2.

Question 5

The float method example

Answer 5

quotient 1 = float(7)/2

Question 6

Operator for combining a string with variables

Answer 6

“%s” % ()

Question 7

Combining string with variables example

Answer 7

name = “Mike”

print “Hello %s” % (name)

Question 8

Operator for combining a string with variables python 3

Answer 8

”{}” .format ()

Question 9

Combining strings with variables example Python 3

Answer 9

name = “Mike”

print (“Hello {}”.format (name))

Question 10

Padding a variable with zeroes

Answer 10

%02d

Question 11

Function to print the date and time in a nice format

Answer 11

datetime

Question 12

Importing datetime

Answer 12

from datetime import datetime

Question 13

Program to print the current date and time

Answer 13

now = datetime.now()

print now

Question 14

Equal to

Answer 14

==

Question 15

Not equal to

Answer 15

!=

Question 16

Less than

Question 17

Less than or equal to

Answer 17

<=

Question 18

Greater than

Answer 18

>

Question 19

Greater than or equal to

Answer 19

> =

Question 20

Order of operations for Boolean operators

Answer 20

not, and, or

Question 21

A conditional statement that does something after seeing if its expression is True

Answer 21

if

Question 22

A statement that is run if the “if” statement is false

Answer 22

else

Question 23

A statement that runs if the previous expression is false but the following statement is true

Answer 23

elif

Question 24

Function to check if a string is only letters

Answer 24

.isalpha()

Question 25

Defining a function

Answer 25

def

Question 26

Define Function definition

Answer 26

Setting up a function which can then be used repeatedly

Question 27

3 Components of a Function

Answer 27

1. header
2. comment (optional)
3. body

Question 28

Function header format

Answer 28

def ():

Question 29

Function Header example

Answer 29

def hello_world():

Question 30

Function comment example

Answer 30

“””Prints ‘Hello World!’ to the console”””

Question 31

Running a function example

Answer 31

hello_world()

Question 32

Parameter definition

Answer 32

a variable that is an input to a function

Question 33

Parameter example

Answer 33

n in def square(n):

Question 34

Argument definition

Answer 34

The value of the parameter passed into a function

Question 35

Argument example

Answer 35

10 in square(10)

Question 36

Function to import a certain function from a module

Answer 36

from import

Question 37

Importing certain function from a module example

Answer 37

from math import sqrt

Question 38

Function to import all variables and functions from a module

Answer 38

from import *

Question 39

Importing all variables and functions from a module example

Answer 39

from math import *

Question 40

Function that takes any number of arguments and returns the largest one

Answer 40

max()

Question 41

Taking any number of arguments and returning the largest one example

Answer 41

max(1,2,3)

3

Question 42

Function that returns the smallest of the arguments

Answer 42

min()

Question 43

Returning the smallest argument example

Answer 43

min(1,2,3)

1

Question 44

Function that returns the absolute value of its argument

Answer 44

abs()

Question 45

Returning the absolute value of its argument example

Answer 45

abs(-42)

42

Question 46

Function that returns the type of data it receives as an argument

Answer 46

type()

Question 47

Returning the type of data it receives as an argument example

Answer 47

type(42)

int

Question 48

Function that deletes an item from a list

Answer 48

.remove()

Question 49

Function to remove an item at a certain index from a list

Answer 49

.pop()