Week 3-4

What is the output of min([5, 3, 8])?

• 8

• 5

• 3

• None

Which statement about a dictionary is correct?

• Keys must be immutable

• Keys can be mutable

• Values must be immutable

• Values cannot be duplicated

What does the "symmetric_difference()" method do in sets?

• Finds the common elements between two sets

• Finds the difference between two sets

• Finds elements not shared by two sets

• None of the above

Which method is used to combine two sets?

• union()

• combine()

• append()

• add()

What does "tuple()" do?

• Converts a list into a tuple

• Converts a tuple into a list

• Converts a string into a list

• None of the above

What does the "clear()" method do in a dictionary?

• Deletes all elements in a dictionary

• Deletes a specific key-value pair

• • Creates a new dictionary

• • None of the above

How do you check if a key exists in a dictionary?

• key in dictionary

• dictionary.has_key(key)

• dictionary.contains(key)

• dictionary.key_exists(key)

What method is used to write data to a file in binary format?

• write_binary()

• write()

• wb()

• writefile()

Which symbol is used to separate values in a CSV file?

• Semicolon

• Comma

• Colon

• Space

Which of the following can be converted into JSON strings?

• list

• • tuple

• • dictionary

• • All of the above