String Function Application in Python Quiz

Which of the following is the correct way to extract the first three characters from a string in Python?

• str[:3]

• str[0:2]

• str[1:3]

• str[0:3]

In Python, which function is used to find the length of a string?

• len()

• length()

• size()

• count()

What is the output of the following code snippet? str1 = "Hello" str2 = "World" result = str1 + str2 print(result)

• HelloWorld

• Hello World

• HelloWorld

• Hello, World

What will be the output of the following code? str1 = "Python" print(str1.upper())

• python

• PYTHON

• PyThOn

• PythOn

Which of the following is the correct way to find the index of the first occurrence of a substring in a string in Python?

• find()

• index()

• search()

• locate()

What will be the output of the following code? str1 = "Python Programming" print(str1[7:])

• Programming

• Python

• Program

• ming

What is the result of the following code? str1 = "Hello, World!" print(str1.replace("Hello", "Hi"))

• Hi, World!

• Hello, Hi!

• Hi, Hi!

• Hello, World!

Which method in Python is used to check if a string ends with a specified suffix?

• startswith()

• endswith()

• contains()

• finishswith()

What does the `strip()` function do in Python?

• Removes all leading and trailing whitespaces from a string

• Splits the string into a list

• Replaces a specific substring with another substring

• Converts the string to uppercase

Which of the following methods in Python is used to convert a string to lowercase?

• upper()

• capitalize()

• lower()

• swapcase()