Python ICS Unit3

Which of the following is immutable in Python?

• List

• Dictionary

• Tuple

• Set

How can you access the first element of a tuple 't'?

• t[0]

• t(0)

• first(t)

• t{0}

Which of the following data types is mutable?

• Tuple

• Dictionary

• String

• Frozen set

Which of the following is used to create a set?

• {}

• []

• ()

• set()

Which of the following is not allowed in a set?

• Integer

• String

• List

• Tuple

Which method is used to access dictionary values?

• get()

• find()

• search()

• value()

Which symbol is used to define a dictionary?

• []

• {}

• ()

• <>

What is the output of len({'a':1, 'b':2})?

• 1

• 2

• 3

• 4

Functions in Python are defined using the keyword?

• fun

• def

• function

• define

What is recursion?

• A loop inside a loop

• A function calling itself

• Repeating a string

• None