Python Basics (Easy)

Which of the following is a valid variable name in Python?

• 2value

• my-value

• my_value

• class

What data type is the result of `type(5.0)`?

• int

• float

• str

• double

Which data type is immutable?

• list

• set

• dict

• tuple

Which collection allows duplicate elements?

• set

• list

• dict

• frozenset

What will `len({1: "a", 2: "b", 3: "c"})` return?

• 2

• 3

• 6

• Error

What does this conditional return? `if "abc": print("True")`

• Nothing

• Error

• False

• True

What is the result of `if 0:`?

• True

• False

• Error

• 0

Which loop runs at least once even if the condition is False initially?

• for loop

• while loop

• do-while loop (simulated)

• None of the above

What is the output of: `for i in range(3): print(i)`

• 1 2 3

• 0 1 2

• 0 1 2 3

• 1 2

Which keyword is used to handle exceptions?

• catch

• try

• error

• handle