To remove leading '#' characters, which should you use?

• A) s.lstrip('#')
• B) s.strip('#')
• C) s.rstrip('#')
• D) s.strip()

What does "HiThere".swapcase() return?

• A) "HItHere"
• B) "hItheRE"
• C) "hItHERE"
• D) "hitHERE"

What is the index of 'b' in lst = ['a', 'b', 'c']?

• A) 0
• B) 3
• C) 1
• D) 2

What does "cat".center(7, '-') return?

• A) 'cat'
• B) '--cat--'
• C) 'cat----'
• D) '---cat-'

What does lst[-1] return in lst = [10, 20, 30]?

• A) 20
• B) 30
• C) 10
• D) 0

What does lst.pop(1) do in [10, 20, 30]?

• A) Deletes 30
• B) Deletes 20
• C) Deletes 10
• D) Raises an error

Why are tuples considered immutable in Python?

• A) They support fewer data types
• B) Their size is fixed and cannot be altered
• C) They are stored in the heap memory
• D) They are designed to be mutable

Which method returns True if all characters in a string are alphabetic?

• A) isalnum()
• B) isalpha()
• C) isdigit()
• D) isnumeric()

Which method is used to add multiple items from another list?

• A) add()
• B) append()
• C) extend()
• D) insert()

What does "one,two,three".split(',' , 1) return?

• A) ['one,two', 'three']
• B) ['one']
• C) ['one', 'two,three']
• D) ['one', 'two', 'three']

What does s = "hello"; s[1:4] return?

• A) "ell"
• B) "elo"
• C) "hel"
• D) "llo"

Which statement is TRUE about lists?

• A) Duplicates are not allowed
• B) They must contain only integers
• C) Lists are immutable
• D) Lists allow duplicate and mixed-type elements

What is the difference between remove() and pop()?

• A) remove() uses index; pop() uses value
• B) remove() uses value; pop() uses index
• C) pop() removes first item
• D) Both are the same

What does the expression 10 not in (10, 20, 30) return?

• A) Error
• B) None
• C) False
• D) True

What is the output of lst[1] = 5 for lst = [1, 2, 3]?

• A) [1, 5, 3]
• B) [1, 2, 5]
• C) [5, 2, 3]
• D) [1, 5, 2, 3]

What is the return type of partition() and rpartition()?

• A) Set
• B) Tuple
• C) List
• D) String

Which method removes trailing whitespace only?

• A) lstrip()
• B) strip()
• C) rstrip()
• D) trim()

What does "xxhellox".strip('x') return?

• A) "hello"
• B) "xhellox"
• C) "xhello"
• D) "hellox"

What happens if a list passed to join() contains non-string elements?

• A) It converts them
• B) It skips them
• C) It raises an error
• D) It joins them with space

What does "123".isnumeric() return?

• A) Error
• B) True
• C) False
• D) None