Python List

1. Which of these collections defines a LIST?

• {"numbers": "omar", "Ali": "Ahmed"}

• ["omar", "Ali": "Ahmed"]

• ("omar", "Ali": "Ahmed")

• {"omar", "Ali": "Ahmed"}

1. How can you print the second and the third items in the list example ?

• print(example[2,3],example[3])

• echo(example[3][2])

• print(example[1],example[2])

• print(example(2))

Which of the following are true of Python lists?

• These represent the same list: ['a', 'b', 'c'], ['c', 'a', 'b']

• A given object may appear in a list more than once

• There is no conceptual limit to the size of a list

• A list may contain any type of object except another list

• a) All elements in a list must be of the same type

What is the answer of print (list(range(1, 6)))

• [1, 2, 3, 4, 5]

• [2, 3, 4]

• [1, 3, 2, 4, 5]

• [ 2, 3, 4, 5, 1]

Choose the correct definition for Python List

• A collection which is ordered and unchangeable

• A collection which is ordered and changeable.

• A collection which is unordered, changeable and indexed.

• A collection which is unordered and un-indexed.

What is the output of the following code snippet:

x = ["Omar", "Ali", "Ahmed"]

print(x[1])

print(x[-2])

print(x[-2][-1])

• Ali

  Omar

  A

• Ali

  Ali

  i

• Omar

  Omar

  r

• Ali

  Ali

  Ali

Choose the correct python program that has the output A

• print("A".lower())

• Print("A")

• x=["Ali"]

  print(x[0])

• x=["Ali"]

  print(x[--3])

What is the output of the following code snippet

x=list(range(2,6))

print(x[3]+x[-2]*x[0])

• 14

• 13

• Error

• 23

What is the output of the following code snippet

x=list(range(1))

y=list(range(5))

z=list(range(2))

print(x[0] * y[3] * z[-1])

• Error

• 18

• 25

• 0

What is the output of the following code snippet

x=list(range(2,6))

y=list(range(5,10))

z=list(range(4,7))

print(x[2] + y[3] - z[-1])

• 6

• 12

• 7

• 10