Strings

Question 1

Write a brief description of strings in Python.

Answer 1

Strings are used to record text information. They can be used with double or single quotations and are immutable

Question 2

Write a one word string

Answer 2

‘hello’

Question 3

Write a phase in a string

Answer 3

"”hello world this is a string”

Question 4

‘I’m using single quotes but I will still get an error’
Explain why an error will occur.

Answer 4

An error will ouccur because there is a single quote in What’s stopped the string. Using single and quote combinations will get the complete statement.
“I’m now able use single quotes inside a string”

Question 5

How do you output multiple strings?

Answer 5

Use a print statement to print a string.
print(‘hello world’)
print(hello world 2’)

Question 6

What function is used to check the length of a string

Answer 6

len()

Question 7

s = ‘Hello World’
What element is:
s[0]

Answer 7

‘H’

Question 8

s = ‘Hello World’
What element is:
s[4]

Answer 8

‘o’

Question 9

s = ‘Hello World’
output - s[1:]

Answer 9

s[1:] ‘ ello World’

Question 10

s = ‘Hello World’
output s[:3]

Answer 10

‘Hel’

Question 11

s = ‘Hello World’
Grab everything

Answer 11

s[:]

Question 12

s = ‘Hello World’
output [:-1]

Answer 12

‘d’

Question 13

s = ‘Hello World’
Grab everything in steps size 2

Answer 13

s[::2] ‘HloWrd’

Question 14

s = ‘Hello World’
output - s[::-1]

Answer 14

‘dlroW olleH’

Question 15

Strings are Immutable True or False?

Answer 15

True

Question 16

s = ‘Hello ‘World’
concatenate this string

Answer 16

s = s + ‘concatenate me’
print(s)
Hello World concatenate me

Question 17

letter = ‘z’
letter*10 =

Answer 17

‘zzzzzzzzzz’

Question 18

What method us used to split a string by blank space?

Answer 18

s.split()

Question 19

What does it mean to concatenate in Python

Answer 19

Concatenate means to add a new string that contains the original string

Question 20

‘2’ + ‘3’
output

Answer 20

23

Question 21

x = ‘This is a string’
x.split()
output -

Answer 21

[‘This’, ‘is’, ‘a’, ‘string’]

Question 22

x = ‘This is a string’
x.split(‘s’)
output -

Answer 22

[‘Thi’, ‘i’, ‘a’ ‘tring’]

Question 23

mystring = ‘hello world’
mystring[-3]
output -

Answer 23

‘r’

Question 24

mystring = ‘fabrication’
mystring[2:]
output -

Answer 24

‘brication’

Question 25

mystring = ‘tomatoes’
mystring[:3]

Answer 25

‘tom’

Question 26

mystring = ‘trainers’
mystring[3:6]

Answer 26

‘ine’

Question 27

mystring= ‘fabrication’
mystring[::]

Answer 27

‘fabrication’

Question 28

mystring= ‘quantifiers’
mystring[::5]

Answer 28

‘qis’

Question 29

mystring = ‘abcdefghijk’
mystring[2:7:2]

Answer 29

‘ceg’