Objective Questions on Python String Sequence Methods. We covered all the Objective Questions on Python String Sequence Methods in this post for free so that you can practice well for the exam.
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Objective Questions on Python String Sequence Methods for Students
How can you determine the number of characters in a string using Python?
a. len()
b. length(
c. count()
d. size()
Option a – len()
Which function converts a string to all lowercase letters in Python?
a. tolower()
b. lower()
c. lowercase()
d. smallcase()
Option b – lower()
What will be the result when "Hello" and "World" are added using the + operator in Python?
a. Hello World
b. HelloWorld
c. Hello World
d. Hello + World
Option a – Hello World
What is the correct way to verify if a particular word exists in a string in Python?
a. substr() function
b. in keyword
c. contains() method
d. substring() function
Option b – in keyword
Which function is used to divide a string into smaller parts based on a delimiter?
a. split()
b. divide()
c. separate()
d. splitstring()
Option a – split()
Which method removes unnecessary spaces at the beginning and end of a string?
a. strip()
b. trim()
c. clean()
d. clear()
Option a – strip()
What does calling upper() on a string do in Python?
a. Converts all characters to uppercase
b. Changes all characters to lowercase
c. Eliminates spaces in the string
d. Counts uppercase letters
Option a – Converts all characters to uppercase
To replace certain text in a string with new text, which function should be used?
a. replace()
b. substitute()
c. swap()
d. switch()
Option a – replace()
What output does the following give: "Hello, World!".split(", ")?
a. [Hello, World!]
b. [Hello’, ‘ World!]
c. [‘Hello’, World!]
d. [Hello, ‘, World!]
Option b – [Hello’, ‘ World!]
Which symbol is used to join two strings together in Python?
a. +
b. &
c. .
d. %
Option a – +
What does the startswith() method return in Python?
a. True if the string begins with the given text, otherwise False
b. Index position where the prefix starts
c. Count of prefix appearances
d. Substring starting from the prefix
Option a – True if the string begins with the given text, otherwise False
Which method can verify that every character in a string is an alphabet letter?
a. isalphabet()
b. isalpha()
c. isalphabetic()
d. alpha()
Option b – isalpha()
What is the return value of len("Hello")?
a. 6
b. 5
c. 4
d. 3
Option b – 5
Which of the following is a valid way to reverse a string in Python?
a. str.reverse()
b. Using slicing: string[::-1]
c. Using a loop
d. Python does not support string reversal
Option b – Using slicing: string[::-1]
How do you determine if a string contains only letters in Python?
a. Use the isalpha() function
b. Use the isletter() function
c. Use the isalphabetic() function
d. Python does not provide a built-in function for this
Option a – Use the isalpha() function
What does the expression "Python"[1:4] return?
a. Pyt
b. yth
c. tho
d. thon
Option a – Pyt
How can you verify if a string has no characters in Python?
a. isempty()
b. isnull()
c. is_empty()
d. Compare it to an empty string using == ""
Option d – Compare it to an empty string using == “”
What will str(123) return in Python?
a. “123”
b. 123
c. 123′
d. [123]
Option a – “123”
Which method can be used to check if a string contains only space characters?
a. isspace()
b. iswhitespace()
c. whitespace()
d. containspace()
Option a – isspace()
What will "Python"[-3:] evaluate to?
a. Pyt
b. tho
c. hon
d. thon
Option c – hon
Which method will convert the first letter of each word in a string to uppercase?
a. title()
b. uppercase()
c. capitalize()
d. to_title()
Option a – title()
What is the index of the character “W” in "Hello, World!"?
a. 6
b. 7
c. 8
d. 9
Option b – 7
Which method checks if a string consists of letters and digits only?
a. isalpha()
b. isalnum()
c. isalphanumeric()
d. isnumeric()
Option b – isalnum()
What does "Python"[::-1] return?
a. Python
b. nohtyP
c.
d. An error will occur
Option b – nohtyP
Which function locates the final occurrence of a substring within a string?
a. find()
b. rfind()
c. search()
d. locate()
Option b – rfind()
Choose the correct way to define a string with multiple lines in Python.
a. multiline = “Line 1\nLine 2\nLine 3”
b. multiline = “Line 1, Line 2, Line 3”
c. multiline = Line 1, Line 2, Line 3
d. multiline = “Line 1; Line 2; Line 3”
Option a – multiline = “Line 1\nLine 2\nLine 3”
What is the result of "Hello".isupper()?
a. True
b. False
c. None
d. Error is raised
Option b – False
Which method switches lowercase characters to uppercase and vice versa in a string?
a. switchcase()
b. swapcase()
c. changecase()
d. casechange()
Option b – swapcase()
If a substring is not found, what does str.find(substring) return?
a. -1
b. 0
c. None
d. Raises an error
Option a – -1
Which Python technique allows you to repeat a string a certain number of times?
a. repeat()
b. duplication()
c. replicate()
d. Using the multiplication operator
Option d – Using the multiplication operator
What happens when you execute the expression 0* in Python?
a. True
b. False
c. None
d. An error is thrown
Option a – True
Which approach lets you eliminate unwanted characters from the start and end of a string, excluding spaces?
a. remove() method
b. trim() method
c. lstrip() and rstrip() methods
d. clear() method
Option c – lstrip() and rstrip() methods
What is the result of running "python".isidentifier()?
a. True
b. False
c. None
d. An error is raised
Option a – True
Which function checks if a string includes only characters that can be printed, excluding control characters?
a. isvisible()
b. isvalid()
c. isprintable()
d. isprint()
Option c – isprintable()
What value does "Python"[2:6:2] return in Python?
a. Ph
b. to
c. yt
d. n
Option b – to
To change only the first appearance of a specific substring within a string, which function should you use?
a. replace_first()
b. replace_once()
c. replace()
d. substitute()
Option c – replace()
What is the output of "Hello, World!".isalpha()?
a. True
b. False
c. None
d. An error is raised
Option b – False
Which function will confirm whether a string is made up exclusively of numeric decimal digits?
a. isdecimal()
b. isnumeric()
c. isdigit()
d. isn’t()
Option a – isdecimal()
What will "Python"[1:5:2] return?
a. p
b. to
c. yt
d. n
Option b – to
Which method helps verify if a string is a proper Python identifier?
a. isvalididentifier()
b. isidentifier()
c. isvariable()
d. isname()
Option b – isidentifier()
What does "Python".endswith("py") evaluate to?
a. True
b. False
c. None
d. An error is raised
Option b – False
Which function finds the first occurrence of a particular substring within another string?
a. locate()
b. search()
c. find()
d. index()
Option c – find()
What output is given by "Python".count("P")?
a. 0
b. 1
c. 2
d. 3
Option b – 1
What value does "Hello, World!".rfind("o") return?
a. 5
b. 6
c. 7
d. 8
Option d – 8
Which method is used to trim whitespace from both the beginning and end of a string?
a. trim()
b. clear()
c. strip()
d. remove()
Option c – strip()
Which function can be used to eliminate spaces from the beginning of a string in Python?
a. trim()
b. clear()
c. lstrip()
d. remove()
Option c – lstrip()
What does "Python".endswith("n") return in Python?
a. True
b. False
c. None
d. It will raise an error
Option a – True
Which method checks whether a string is a valid Python identifier?
a. isidentifier()
b. isvalididentifier()
c. isvariable()
d. isname()
Option b – isvalididentifier()
What is the return value of "Hello, World!".rfind("z")?
a. -1
b. 0
c. None
d. It will raise an error
Option a – -1
What method removes whitespace from the beginning of a string in Python?
a. trim()
b. clear()
c. lstrip()
d. remove()
Option c – lstrip()
What does the expression " Python ".rstrip() return?
a. ” Python”
b. “Python “
c. ” Python “
d. “Python”
Option a – ” Python”
Which method checks whether a string qualifies as a valid variable name in Python?
a. isvalididentifier()
b. isvariable()
c. isname()
d. isvalidvar()
Option a – isvalididentifier()
Which method determines if a string consists only of whitespace?
a. iswhitespace()
b. isspace()
c. isblank()
d. isempty()
Option b – isspace()
What is the result of "Python".count("z")?
a. 0
b. 1
c. 2
d. 3
Option a – 0
How can you check if a string contains only characters that can be printed, including spaces?
a. isprintable()
b. isvisible()
c. isvalid()
d. isprint()
Option a – isprintable()
What is the output of the statement "Python".replace("n", "N")?
a. “Python”
b. “PythoN”
c. “Pytho”
d. “PythoNN”
Option b – “PythoN”
Which method verifies if a string has only lowercase alphabets and digits?
a. islower()
b. isalpha()
c. isalnum()
d. islowercase()
Option c – isalnum()
What does "Hello, World!".splitlines() return?
a. [‘Hello, World!’]
b. [‘Hello,’, ‘World!’]
c. [‘Hello, World!’]
d. [‘Hello,’, ‘ World!’]
Option a – [‘Hello, World!’]
Which method divides a string into a list where each line is split at line breaks?
a. splitlines()
b. split(‘\n’)
c. lines()
d. listlines()
Option a – splitlines()
What is the result of the code "Python".isnumeric()?
a. True
b. False
c. None
d. It will raise an error
Option b – False
How can you determine if a string consists only of lowercase letters (a-z) and underscores in Python?
a. By using the islower() method
b. By using the isalpha() method
c. By using a custom method like islowerunderscore()
d. By using the isvalididentifier() method
Option d – By using the isvalididentifier() method
What is the result of the code "Python".rstrip("n")?
a. “Pytho”
b. “Python”
c. “Pytho”
d. “Pytho “
Option a – “Pytho”
Which method counts the non-overlapping occurrences of a substring within a string in Python?
a. count()
b. find()
c. index()
d. len()
Option a – count()
How can you verify if a string contains only digits (0–9) and underscores in Python?
a. By using the isdigit() method
b. By using the isalnum() method
c. By using a custom method like isnumberunderscore()
d. By using the isvalididentifier() method
Option a – By using the isdigit() method
What is the result of the code "Python".rstrip("z")?
a. “Python”
b. “Pytho”
c. “Pytho”
d. “Pythonz”
Option a – “Python”
How can you check if a string contains only alphanumeric characters (letters and digits) and underscores in Python?
a. By using the isalnum() method
b. By using the isalpha() method
c. By using a custom method like isalphanumericunderscore()
d. By using the isvalididentifier() method
Option c – By using a custom method like isalphanumericunderscore()
What is the result of the code "Python".index("p")?
a. 0
b. 1
c. 2
d. 3
Option a – 0
How can you check if a string is composed only of alphabetic characters (letters) and underscores in Python?
a. By using the isalpha() method
b. By using the isletter() method
c. By using a custom method like isalphabeticunderscore()
d. By using the isvalididentifier() method
Option d – By using the isvalididentifier() method
What is the result of the code "Python".startswith("p")?
a. True
b. False
c. None
d. It will raise an error
Option b – False
Which method is used to validate if a string contains only valid Python variable names (identifiers)?
a. isvalididentifier()
b. isvariable()
c. isname()
d. isvalidvar()
Option a – isvalididentifier()
What is the result of the code "Python".zfill(2)?
a. “Python”
b. “00Python”
c. “Python00”
d. “Python”
Option d – “Python”
How can you check if a string consists of only uppercase letters (A-Z) and underscores in Python?
a. By using the isupper() method
b. By using the isalpha() method
c. By using a custom method like isupperunderscore()
d. By using the isvalididentifier() method
Option c – By using a custom method like isupperunderscore()
What will be the result of the code "Python".rstrip("o")?
a. “Pyth”
b. “Python”
c. “Pytho”
d. “Pytho “
Option b – “Python”
Which method counts the occurrences of a substring in a string without overlap?
a. count()
b. find()
c. index()
d. len()
Option a – count()
How can you determine if a string contains only uppercase letters (A-Z) and underscores in Python?
a. Using the isupper() method
b. Using the isalpha() method
c. Using the isupperunderscore() method
d. Using the isvalididentifier() method
Option c – Using the isupperunderscore() method
What is the output of "Python".rstrip("z")?
a. “Python”
b. “Pytho”
c. “Pythonz”
d. “Pytho”
Option a – “Python”
How can you check if a string contains only alphabetic characters (letters) and underscores?
a. Using the isalpha() method
b. Using the isletter() method
c. Using the isalphabeticunderscore() method
d. Using the isvalididentifier() method
Option a – Using the isalpha() method
What will "Python".startswith("p") return?
a. True
b. False
c. None
d. It will raise an error
Option b – False
Which method ensures a string consists only of valid Python variable names (identifiers)?
a. isvalididentifier()
b. isvariable()
c. isname()
d. isvalidvar()
Option a – isvalididentifier()
What happens when you run "Python".zfill(5)?
a. “0Python”
b. “00Python”
c. “Python00”
d. “Python”
Option d – “Python”
How can you verify if a string contains only uppercase letters (A-Z) and digits (0-9) in Python?
a. Using the isupper() method
b. Using the isalnum() method
c. Using the isuppercase() method
d. Using the isuppercaseletter() method
Option d – Using the isuppercaseletter() method
What is the result of "Hello, World!".strip(", ")?
a. “Hello, World!”
b. “Hello, World”
c. “Hello, World”
d. “Hello, World! “
Option a – “Hello, World!”
Which method removes whitespace from both ends of a string?
a. trim()
b. clear()
c. strip()
d. remove()
Option c – strip()
What will "Python".split(None, 1) return?
a. [‘Python’]
b. [‘P’, ‘ython’]
c. [‘Python’, ”]
d. [‘Python’, ‘ython’]
Option a – [‘Python’]
How can you check if a string consists only of decimal characters (0-9) and underscores?
a. Using the isdecimal() method
b. Using the isdigit() method
c. Using the isnumberunderscore() method
d. Using the isvalididentifier() method
Option c – Using the isnumberunderscore() method
How can you verify if a string contains only hexadecimal characters (0-9, a-f, A-F) and underscores?
a. Using the ishex() method
b. Using the ishexadecimal() method
c. Using the ishexdigits() method
d. Using the ishexchars() method
Option a – Using the ishex() method
We covered all the Objective Questions on Python String Sequence Methods above in this post for free so that you can practice well for the exam.
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