Basic Python List Operations MCQ for Beginners. We covered all the Basic Python List Operations MCQ for Beginners in this post for free so that you can practice well for the exam.
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Basic Python List Operations MCQ for Beginners
How can you determine if a specific item is present in a Python list?
a. element in list
b. list.contains(element)
c. list.has(element)
d. element.exists(list)
Option a – element in list
What does the pop() function do in the context of lists?
a. Deletes the first item in the list
b. Deletes the last item in the list
c. Deletes an item at a given position
d. Deletes all matching elements from the list
Option c – Deletes an item at a given position
Which statement correctly describes Python lists?
a. Lists cannot be changed after creation
b. Lists can store only one type of data
c. Lists can hold items of various data types
d. Lists have a fixed length
Option b – Lists can store only one type of data
Which method correctly gives the number of items in a list?
a. len(list)
b. list.length()
c. list.size()
d. length(list)
Option a – len(list)
What type of indexing do Python lists use?
a. Indexing begins from zero
b. Indexing starts from one
c. Only negative indexes are used
d. Indexes are floating-point numbers
Option a – Indexing begins from zero
What occurs when two lists are combined using the + symbol?
a. A new list is formed containing all items from both
b. An error occurs because lists cannot be added
c. Elements from the second list are added into the first
d. Only the final elements from both lists are joined
Option a – A new list is formed containing all items from both
How can you verify whether a list has no elements?
a. if list.is_empty():
b. if list.empty):
c. if not list:
d. if list.size == 0:
Option b – if list.empty):
Which option can be used to confirm that a list is sorted in increasing order?
a. list.is_ordered()
b. isAscending(list)
c. all(x < y for x, y in zip(list, list[1:]))
d. list.sort()
Option c – all(x < y for x, y in zip(list, list[1:]))
What is the result of applying sorted() to a list?
a. The original list is returned in ascending order
b. A new list is created in descending order
c. A new list is returned in ascending order
d. The original list remains unchanged
Option c – A new list is returned in ascending order
How would you test whether a list is arranged in decreasing order?
a. list.is_descending()
b. all(x > y for x, y in zip(list, list[1:]))
c. descend(list)
d. list.reverse()
Option b – all(x > y for x, y in zip(list, list[1:]))
What is the effect of using the reverse() method on a list?
a. Changes the list so items appear in the opposite order
b. Sorts the list in reverse order
c. Deletes all matching values from the list
d. Adds a new item at the end
Option a – Changes the list so items appear in the opposite order
Why is the key argument used in the sorted() function?
a. It decides whether to sort ascending or descending
b. It’s unused in sorting lists
c. It provides a custom rule for how elements are sorted
d. It controls the final size of the sorted list
Option c – It provides a custom rule for how elements are sorted
What occurs when you try to modify an item at a position that exceeds the current length of a list?
a. It throws an error
b. The list grows automatically to fit the new index
c. The item is updated, and missing positions are filled with None
d. The list stays unchanged
Option a – It throws an error
Which method allows you to add a new item at a specific position in a list, pushing the existing items forward?
a. list.add(index, new_element)
b. list.insert(index, new_element)
c. list.place(index, new_element)
d. list.shift(index, new_element)
Option b – list.insert(index, new_element)
When used with a list, what is the role of the += operator?
a. Joins two lists together
b. Adds a single element at the end of the list
c. Changes the first item in the list
d. Causes an error because it’s not valid for lists
Option a – Joins two lists together
What is the correct way to join two lists together?
a. list.combine(other_list)
b. list.add(other_list)
c. list.extend(other_list)
d. list.concatenate(other_list)
Option c – list.extend(other_list)
What happens when you use the + operator with two lists?
a. A new list is created that includes items from both
b. The elements from the second list are added to the first
c. An error occurs as lists can’t be combined this way
d. The lists are merged by multiplying their elements
Option a – A new list is created that includes items from both
How do you make a list repeat its own contents by joining it with itself?
a. list.add(list)
b. list.concatenate(list)
c. list + list
d. list.extend(list)
Option c – list + list
What distinguishes append() from extend() in list operations?
a. They function the same and can be used interchangeably
b. extend() adds a single item; append() joins lists
c. append() adds one item; extend() adds all items from another list
d. append() is for strings only, while extend() is for numbers
Option c – append() adds one item; extend() adds all items from another list
If you have three separate lists — list1, list2, and list3 — how can you merge them into one?
a. list1 + list2 + list3
b. list1.concatenate(list2, list3)
c. list1.extend(list2).extend(list3)
d. list1.add(list2, list3)
Option a – list1 + list2 + list3
Which of the following is a proper way to loop through all the items in a list?
a. for i in range(len(list))
b. for element in list:
c. while list.hasNext():
d. iterate(list)
Option b – for element in list:
How can you loop through both the indexes and values of a list at the same time?
a. for i in range(len(list))
b. for element in enumerate(list):
c. for i, element in list:
d. for element in list.index():
Option b – for element in enumerate(list):
What is the function of zip() when working with more than one list?
a. Merges the lists into one
b. Converts the lists into a zip archive
c. Loops through matching elements of multiple lists together
d. Splits a combined list into several smaller ones
Option c – Loops through matching elements of multiple lists together
Which method returns how many times a specific item appears in a list?
a. count(list, element)
b. element.count(list)
c. list.count(element)
d. number_of_elements(list, element)
Option c – list.count(element)
What is the effect of calling the reverse() function on a list?
a. Arranges the list in ascending order
b. Flips the elements in the list in reverse order
c. Deletes the final item from the list
d. Produces a reversed version of the list without modifying the original
Option b – Flips the elements in the list in reverse order
How do you verify that every element in a list is True?
a. all_elements_true(list)
b. list.all()
c. all(list)
d. list.are_true()
Option c – all(list)
What does using the copy() method on a list do?
a. Duplicates the list as a shallow copy
b. Generates a deep copy of the list
c. Copies only the first half of the list
d. Retrieves the last item from the list
Option a – Duplicates the list as a shallow copy
How do you identify the index of the first time a value appears in a list?
a. position(list, element)
b. list.first_position(element)
c. find_first(list, element)
d. list.index(element)
Option d – list.index(element)
What method do you use to eliminate the last value from a list?
a. list.remove_last()
b. list.pop()
c. list.delete_last()
d. remove_last(list)
Option b – list.pop()
Why is the insert() function used in lists?
a. Appends another list to the end
b. Places an element at a chosen index
c. Adds one list inside another
d. Adds a new element to the list’s end
Option b – Places an element at a chosen index
How can you determine if at least one item in a list is True?
a. any_elements_true(list)
b. list.any()
c. any(list)
d. list.contains_true()
Option c – any(list)
When applied to a list, what is the function of the remove() method?
a. Deletes the last item in the list
b. Deletes a specific item from the list
c. Erases the whole list
d. Removes the first item in the list
Option b – Deletes a specific item from the list
Which built-in method helps calculate the total of all values in a list?
a. total(list)
b. add(list)
c. sum(list)
d. list.sum()
Option c – sum(list)
What does the pop() function return when called on a list?
a. The last item in the list
b. A specific element based on index
c. The whole list
d. The index of the removed item
Option a – The last item in the list
Why is the extend() method used on a list?
a. Appends another list
b. Increases the list size by a fixed count
c. Adds one item to the list
d. Adds multiple values at the end of the list
Option d – Adds multiple values at the end of the list
How can you find the index of the final appearance of an element in a list?
a. last_position(list, element)
b. list.last_position(element)
c. find_last(list, element)
d. list.rindex(element)
Option d – list.rindex(element)
Why is the *args parameter used in a function definition?
a. To treat multiple arguments as a list
b. To allow the function to take any number of positional arguments
c. To handle named arguments
d. To specify a mandatory argument for all functions
Option b – To allow the function to take any number of positional arguments
Which symbol checks whether an item exists in a list?
a. in
b. =
c. <>
d. !=
Option a – in
How does the * symbol behave when applied to a list?
a. Calculates the product of all list elements
b. Repeats the list a given number of times
c. Raises each list item to a power
d. Joins the list with itself multiple times
Option b – Repeats the list a given number of times
Which control statement is used to verify the existence of an item in a list?
a. if
b. else
c. elif
d. in
Option d – in
You have a list of temperature values in Celsius. What is the correct way to convert them to Fahrenheit using list comprehension?
a. [temp * (9/5) + 32 for temp in temperatures]
b. [temp + 32 (9/5) for temp in temperatures]
c. [temp * 9/5 + 32 for temp in temperatures]
d. [temp + 32 for temp in temperatures]
Option a – [temp * (9/5) + 32 for temp in temperatures]
What is a reliable method to eliminate duplicate values from a list called items?
a. items = set(items)
b. items = list(set(items))
c. items.remove_duplicates()
d. items = items.unique()
Option b – items = list(set(items))
Given a list grades containing student scores, how can you extract only the scores that are 60 or higher?
a. [grade for grade in grades if grade >= 60]
b. [grade if grade >= 60 else “Pass” for grade in grades]
c. [grade > 60 for grade in grades]
d. grades.filter(grade >= 60)
Option a – [grade for grade in grades if grade >= 60]
You have a list named sales containing monthly sales data. How would you determine the month with the highest sales figure?
a. max_month = max(sales)
b. max_month = sales.index(max(sales))
c. max_month = sales.month_with_max()
d. max_month = sales.max_month()
Option b – max_month = sales.index(max(sales))
How can you verify if the string “Apple” exists within a list named groceries?
a. “Apple” in groceries
b. groceries.check(“Apple”)
c. groceries.contains(“Apple”)
d. groceries.has_item(“Apple”)
Option a – “Apple” in groceries
You have a list of ages. What is the correct way to generate a list with only the distinct age values?
a. ages.unique()
b. set(ages)
c. list(set(ages))
d. ages.remove_duplicates()
Option c – list(set(ages))
You maintain a list called expenses representing monthly costs. How can you compute the total yearly expense?
a. total_expenses = sum(expenses) * 12
b. total_expenses = expenses.total()
c. total_expenses = expenses.sum()
d. total_expenses = expenses 12
Option a – total_expenses = sum(expenses) * 12
You have two separate lists, list1 and list2, containing different types of items. How can you merge them into one list?
a. list1.add(list2)
b. list1 + list2
c. list1.combine(list2)
d. list1.extend(list2)
Option b – list1 + list2
What is the main use of the reduce() function in Python?
a. Increases the size of a list
b. Applies a function cumulatively to reduce a list to a single value
c. Finds the largest item in a list
d. Filters elements based on a specific condition
Option b – Applies a function cumulatively to reduce a list to a single value
Which built-in function calculates the total of all items in a list?
a. total()
b. accumulate()
c. sum()
d. reduce()
Option c – sum()
What does Python’s ord() function return?
a. Arranges items in a list alphabetically
b. Returns the Unicode code point of a given character
c. Multiplies all elements in a list
d. Validates if every item in a list evaluates to True
Option b – Returns the Unicode code point of a given character
What does the ord() function do when applied to a character from a list?
a. Determines the position of the character in the list
b. Converts the character to its corresponding ASCII value
c. Organizes the list by the character
d. Verifies if the character exists in the list
Option b – Converts the character to its corresponding ASCII value
What is an alternative approach to compare two elements in a list, apart from the cmp() function?
a. Using the comparison() function
b. Using the compare() function
c. Directly using the == operator
d. Using the cmp_to_key() function
Option c – Directly using the == operator
Which function is used to determine the maximum element in a list of tuples based on a particular key?
a. max(list, key=lambda x: x[1])
b. maximum(list, key=lambda x: x[1])
c. find_max(list, key=lambda x: x[1])
d. max_element(list, key=lambda x: x[1])
Option a – max(list, key=lambda x: x[1])
When applied to a list of strings, what does the min() function return?
a. The shortest string
b. The longest string
c. The string with the smallest ASCII value
d. The string with the largest ASCII value
Option a – The shortest string
The all() function will return True if:
a. Every element in the list is True
b. At least one element in the list is True
c. All elements in the list are False
d. At least one element in the list is False
Option a – Every element in the list is True
What does the any() function return when applied to an empty list?
a. True
b. False
c. None
d. It throws an error
Option b – False
How does the len() function calculate the length of a list?
a. By counting the total number of elements in the list
b. By summing up the elements in the list
c. By calculating the average of the list elements
d. By checking for the presence of elements in the list
Option a – By counting the total number of elements in the list
What does the enumerate() function return?
a. A tuple containing the index and the element
b. A tuple containing the element and its ASCII value
c. A tuple containing the index and the length of the list
d. A tuple containing the element and its index
Option a – A tuple containing the index and the element
What is the purpose of the accumulate() function when used on a list of numbers?
a. It sorts the numbers in ascending order
b. It calculates the cumulative sum of the numbers
c. It finds the maximum value in the list
d. It filters the numbers based on a condition
Option b – It calculates the cumulative sum of the numbers
The filter() function returns:
a. A new list containing only elements that satisfy a given condition
b. A sorted list based on a specified condition
c. A reversed list based on a given condition
d. A list excluding the first and last elements
Option a – A new list containing only elements that satisfy a given condition
How can the map() function be used to square each element in a list?
a. map(square, lst)
b. map(lambda x: x * 2, lst)
c. map(squared, lst)
d. map(pow(2), lst)
Option b – map(lambda x: x * 2, lst)
What is another name for a lambda function?
a. Anonymous function
b. Recursive function
c. Iterative function
d. Named function
Option a – Anonymous function
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