Python 12 Sat

The code's output:

• Math

  Physics

  Chemistry

  English

• 4

  3.8

  3.6

  3.7

• None

  None

  None

  None

The output of the code is

• [101, 102, 103, 104]

• [3.6, 3.7, 3.8, 4]

• [104,103,102,101]

Which of the following code deletes the key 103 and its value

• del grades[103]

• del grades["103"]

• grades.pop(103)

• grades.pop("103")

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

• len( )

• pop( )

• del( )

• keys( )

1. Which of these is the best description of a list in Python?

• A list is a collection of data that has an order and can be changed

• A list is a lot of variables

• Conditional Statement

Which of these is the correct code for creating a list of names?

• nameList = John, Harry, Jesse, John, Harry, Harry

• nameList = ("John", "Harry", "Jesse", "John", "Harry", "Harry")

• nameList = ["John", "Harry", "Jesse", "John", "Harry", "Harry"]

List items have an index number. In the following list, which item has the index number of 3?

["John", "Harry", "Jesse", "John", "Harry", "Harry"]

• "John"

• "Harry"

• "Jesse"

The list needs one more name added to the end - "Felipe". Which piece of code below would do this?

nameList = ["John", "Harry", "Jesse", "John", "Harry", "Harry"]

• nameList.append(Felipe)

• nameList.append(Felipe)

• nameList.append["Felipe",7]

What would this code do?

• Remove the name "Felipe" from the list and print it out to the shell

• Remove the first copy of "John" from the list

• Remove the name "Felipe" from the list

What would this code show on the screen?

• 7

• 6

• 5

• 4