Unit 9 : String

Question 1

What is string?

Answer 1

1. A sequence of characters

Question 2

What uses to configure strings values? ( 2 )

Answer 2

1. ’’
2. ””

Question 3

What does + means in python?

Answer 3

1. Concatenate

Question 4

What are the type for number in strings?

Answer 4

1. String

Question 5

How can we convert numbers in string into integer?

Answer 5

1. Using int()

Question 6

How can we get single character from a string variable?

Answer 6

1. Using an index specified in square brackets

Question 7

What are the rules for index value? ( 2 )

Answer 7

1. The index value must be an integer and starts at zero
2. The index value can be an expression that is computed

Question 8

What will we get when we attempt to inde beyond the end of a sting

Answer 8

1. Get a python error

Question 9

How can we loop through string?

Answer 9

fruit = “banana”
index = 0
while index < len(fruit):
letter = fruit[index]
print(index, letter)
index = index + 1

for letter in fruit:
print(letter)

while index < len(fruit):
letter = fruit[index]
print(letter)
index += 1

Question 9

How can we get the length of a string?

Answer 9

1. len() function

fruit = “banana”

print(len(fruit)) # 6