Tuples and Dictionaries

Choose the immutable data type.

• Tuples

• Set

• List

• Dictionaries

A dictionary is an example of a sequence type

• True

• False

A Python dictionary stores

• value - key pairs

• values

• keys

• key - value pairs

Which of the following creates an empty dictionary? You can choose more than one answer

• D = dict()

• D = ()

• D = []

• D = {}

What will be the output of the following Python code?

t = (1, 2, 3, 4)

t.append(5)

print (len(t))

• 1

• Error

• 5

• 4

Items are accessed by their position in a dictionary

• True

• False

_________method will returns number of key-value pairs in the given dictionary.

• len()

• del()

• keys()

• values()

What is the output of the following code

• blue

  apple

  dog

• color

  fruit

  pet

• ('color', 'blue')

  ('fruit', 'apple')

  ('pet', 'dog')

• color

  blue

  fruit

The key and value of a dictionary are separated by

• Comma

• Semicolon

• Brackets

• Colon 

What is the result of the following code?

t = (1, 2, 3)

t[0] = 4

print(t)

• (4, 2, 3)

• (1, 2, 3)

• Error

• (1, 4, 3)