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Questions and Answers
What is the result of x[::2] when applying slicing with a step of 2 to the list x = ['Ahmed', 'Alex', 'Luic', 'Kenza', 'Taha']?
What is the result of x[::2] when applying slicing with a step of 2 to the list x = ['Ahmed', 'Alex', 'Luic', 'Kenza', 'Taha']?
- ['Ahmed', 'Kenza']
- ['Alex', 'Kenza']
- ['Ahmed', 'Luic'] (correct)
- ['Ahmed', 'Taha']
If you want to access the last two elements of the list x=['Ahmed', 'Alex', 'Luic', 'Kenza', 'Taha'] using slicing, which of the following correctly represents this?
If you want to access the last two elements of the list x=['Ahmed', 'Alex', 'Luic', 'Kenza', 'Taha'] using slicing, which of the following correctly represents this?
- x[-2:] (correct)
- x[:-2]
- x[3:]
- x[-3:]
In the nested list scenario given, what does account[-1][2:] represent?
In the nested list scenario given, what does account[-1][2:] represent?
- The third and fourth elements of the list followers
- The last element of list account
- The second element of the list followers
- The third to last elements of the list followers (correct)
To obtain the number of elements in a list, which function should be used?
To obtain the number of elements in a list, which function should be used?
Which method is used to add an item at a specified index in a list?
Which method is used to add an item at a specified index in a list?
What is the purpose of the pop() method in Python lists?
What is the purpose of the pop() method in Python lists?
What will be the output of the code snippet 'population_2 = population[:2]'?
What will be the output of the code snippet 'population_2 = population[:2]'?
In Python, what is a key difference between tuples and lists?
In Python, what is a key difference between tuples and lists?
What does the 'enumerate()' method do when used with a list in Python?
What does the 'enumerate()' method do when used with a list in Python?
How would you define tuple comprehension in Python?
How would you define tuple comprehension in Python?
What is the primary implication of tuples being immutable in Python?
What is the primary implication of tuples being immutable in Python?
How does Python handle iteration when using 'zip()' with lists of unequal lengths?
How does Python handle iteration when using 'zip()' with lists of unequal lengths?
What is the correct syntax to create a comprehension tuple in Python?
What is the correct syntax to create a comprehension tuple in Python?
Which data structure in Python represents a collection of unique elements?
Which data structure in Python represents a collection of unique elements?
What will be the output when searching for the element 45653 in a tuple 't' using 'in' operator?
What will be the output when searching for the element 45653 in a tuple 't' using 'in' operator?
Which object was created using list comprehension in the provided Python code snippet?
Which object was created using list comprehension in the provided Python code snippet?
How do you create a list in Python using comprehension?
How do you create a list in Python using comprehension?
What is the difference in execution time between searching for an element in a list 'l' vs. a tuple 't'?
What is the difference in execution time between searching for an element in a list 'l' vs. a tuple 't'?
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