List methods

List methods

By Akniyet Sarsenbek

​Learning objectives

11.2.3.3apply functions and methods of processing lists;

11.4.3.2 solve applied problems of various subject areas.​

Subject | Subject

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Check yourself. Get ready for quiz.

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Multiple Choice

What are the Python keywords used to construct a loop to iterate through a list?

• foreach / in

• try / except

• def / return

• for / in

Multiple Choice

For the following list, how would you print out 'Sally'?

friends = [ 'Joseph', 'Glenn', 'Sally' ]

• print friends[3]

• print(friends[2:1])

• print(friends['Sally'])

• print(friends[2])

Multiple Choice

What would the following Python code print out?

print(fruit)

• banana

• Banana

• Nothing would print - the program fails with a traceback error

• B

Multiple Choice

Which of the following Python statements would print out the length of a list stored in the variable data?

• print(len(data))

• print(strlen(data))

• print(length(data))

• print(data.length())

Multiple Choice

What type of data is produced when you call the range() function?

• A list of characters

• A list of words

• A string

• A list of integers

Multiple Choice

What does the following Python code print out?

a = [1, 2, 3]

b = [4, 5, 6]

c = a + b

print(len(c))

• [1, 2, 3, 4, 5, 6]

• 6

• [4, 5, 6]

• 15

Multiple Choice

Which of the following slicing operations will produce the list [12, 3]?

t = [9, 41, 12, 3, 74, 15]

• t[2:4]

• t[2:2]

• t[1:3]

• t[12:3]

Multiple Choice

What list method adds a new item to the end of an existing list?

• add()

• forward()

• push()

• append()

List methods

List methods

Open the link to learn more about the list methods

https://www.w3schools.com/python/python_lists_methods.asp​

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Self study

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Problems to solve

https://informatics.msk.ru/mod/statements/view.php?id=2741#1

Subject | Subject

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