❔ Question 31: #python
What does the 'sum' function in Python do?
What does the 'sum' function in Python do?
Anonymous Quiz
7%
Returns the minimum element from the given iterable.
8%
Returns the average of all elements in an iterable.
5%
Converts a list of strings into a single string.
81%
Returns the sum of all elements in an iterable.
❔ Question 32: #python
What does the 'any' function in Python do?
What does the 'any' function in Python do?
Anonymous Quiz
22%
Returns True if all elements in the iterable are True, otherwise False.
65%
Returns True if any element in the iterable is True, otherwise False.
5%
Returns True if no element in the iterable is True, otherwise False.
8%
Returns True if all elements in the iterable are different, otherwise False.
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❔ Question 33: #python
What does the 'filter' function in Python do?
What does the 'filter' function in Python do?
Anonymous Quiz
35%
Returns a list of elements for which a function returns True.
7%
Returns a list of elements for which a function returns False.
31%
Removes elements from an iterable based on a given function.
26%
Applies a function to each element of an iterable and returns a map object.
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❔ Question 34: #python
What does the 'isalpha' method in Python do?
What does the 'isalpha' method in Python do?
Anonymous Quiz
14%
Returns True if the string contains only whitespace characters, otherwise False.
13%
Returns True if the string contains only digits, otherwise False.
6%
Returns True if the string is empty, otherwise False.
67%
Returns True if all characters in the string are alphabetic, otherwise False.
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❔ Question 38: #python
What does the 'startswith' method in Python do?
What does the 'startswith' method in Python do?
Anonymous Quiz
13%
Returns True if the string ends with the specified suffix, otherwise False.
75%
Returns True if the string starts with the specified prefix, otherwise False.
9%
Returns True if the string contains the specified substring, otherwise False.
3%
Returns True if the string is empty, otherwise False.
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❔ Question 39: #python
What does the 'strip' method in Python do?
What does the 'strip' method in Python do?
Anonymous Quiz
9%
Replaces occurrences of a specified substring with another string.
8%
Converts all characters in the string to uppercase.
56%
Removes leading and trailing whitespace characters from the string.
27%
Splits the string into a list of substrings based on a specified separator.
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❔ Question 40: #python
What does the 'replace' method in Python do?
What does the 'replace' method in Python do?
Anonymous Quiz
7%
Converts all characters in the string to uppercase.
83%
Replaces occurrences of a specified substring with another string.
6%
Removes leading and trailing whitespace characters from the string.
4%
Splits the string into a list of substrings based on a specified separator.
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❔ Question 41: #python
What does the 'isdigit' method in Python do?
What does the 'isdigit' method in Python do?
Anonymous Quiz
84%
Returns True if the string contains only digits, otherwise False.
5%
Returns True if the string is empty, otherwise False.
11%
Returns True if the string contains only alphabetic characters, otherwise False.
1%
Returns True if the string is in titlecase format, otherwise False.
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❔ Question 42: #python
What does the 'count' method in Python do?
What does the 'count' method in Python do?
Anonymous Quiz
48%
Returns the number of occurrences of a specified substring in the string.
43%
Returns the number of characters in the string.
6%
Returns the index of the first occurrence of a specified substring.
3%
Returns the index of the last occurrence of a specified substring.
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❔ Question 43: #python
What does the 'capitalize' method in Python do?
What does the 'capitalize' method in Python do?
Anonymous Quiz
17%
Converts the first character of the string to lowercase.
38%
Converts the string to uppercase.
43%
Capitalizes the first character of the string.
2%
Reverses the characters of the string.
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❔ Question 44: #python
What is the difference between 'append' and 'extend' methods in Python lists?
What is the difference between 'append' and 'extend' methods in Python lists?
Anonymous Quiz
20%
append adds elements to the end of the list, extend adds elements to the beginning of the list.
9%
append adds elements to the end of the list, extend method adds elements to the middle of the list.
29%
Both add to the list, extend adds them as separate elements, append adds them as a single iterable.
42%
Both add to the end of the list,extend add multiple elements at once,append adds only one element.
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❔ Question 45: #python
What is the purpose of the 'yield' keyword in Python?
What is the purpose of the 'yield' keyword in Python?
Anonymous Quiz
20%
It is used to create a new instance of a class.
17%
It is used to raise an exception and halt the execution of a program.
51%
allowing it to return a value without destroying the state of the function.
12%
It is used to signal the end of a loop or iteration.
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❔ Question 47: #python
What is the purpose of the 'lambda' keyword in Python?
What is the purpose of the 'lambda' keyword in Python?
Anonymous Quiz
25%
It is used to define a regular function with a single expression.
15%
It is used to define a generator function that yields values over time.
53%
It is used to define an anonymous function inline, typically for short, simple operations.
7%
It is used to create a new instance of a class.
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Python Data Science Jobs & Interviews
❔ Question 47: #python
What is the purpose of the 'lambda' keyword in Python?
What is the purpose of the 'lambda' keyword in Python?
numbers = [1, 2, 3, 4, 5]
multiplier = 10
result = list(map(lambda x: x * multiplier, numbers))
print(result)
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❔ Question 48: #python
What is the purpose of the 'enumerate' function in Python?
What is the purpose of the 'enumerate' function in Python?
Anonymous Quiz
26%
It converts a list into a dictionary with indices as keys and values as items.
40%
It creates an iterator of tuples containing indices and values of a list.
14%
It sorts the elements of a list based on their indices.
19%
It counts the number of occurrences of each element in a list.
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Python Data Science Jobs & Interviews
❔ Question 48: #python
What is the purpose of the 'enumerate' function in Python?
What is the purpose of the 'enumerate' function in Python?
# Define a list of items
fruits = ['apple', 'banana', 'cherry', 'date']
# Use enumerate to iterate over the list with indices
for index, fruit in enumerate(fruits):
print(f"Index {index}: {fruit}")
Output:
Index 0: apple
Index 1: banana
Index 2: cherry
Index 3: date
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