Season 1 #Spaic Python Weekly Quiz

Why are local variable names beginning with an underscore discouraged?

• They are used to indicate a private variables of a class

• They confuse the interpreter

• They are used to indicate global variables

• They slow down execution

What will be the output of the following Python code?

• [‘ab’, ‘cd’]

• [‘AB’, ‘CD’]

• [None, None]

• None of the mentioned

What will be the output of the following Python code?

• True

• False

• None

• None of the mentioned

Point out the correct statement.

• If data is a list, if index is passed the values in data corresponding to the labels in the index will be pulled out

• NaN is the standard missing data marker used in pandas

• Series acts very similarly to a array

• None of the mentioned

Given a function that does not return any value, What value is thrown by default when executed in shell.

• Int

• Bool

• Void

• None

What error occurs when you execute the following Python code snippet? apple = mango

• SyntaxError

• NameError

• ValueError

• TypeError

Which of the following operators has its associativity from right to left?

• +

• //

• %

• **

 $a=[1,2,3,4,5]\ \ b=\left[6,7,8,9\right]$  Which of the following would create a list which has all the elements of a and b in one dimension

• a.append(b)

• a.extend(b)

• Any of the above

• None of these

 $tup=(1,2,3,4,5)$  You want to update the value of the tuple at the 2nd index to 10 Which is the correct way to do this?

• tup(2) = 10

• Tup[2] = 10

• Tup{2} = 10

• None of these

 $City_A=[“1”,”2”,”3”,”4”]\ \$   $City_B=[“2”,”3”’,”4”,”5”]$  Using this two lists ,Which of the following will find the names of cities in City_A but not in City_B

• [i for i in City_A if i not in City_B]

• [i for i in City_B if i not in City_A]

• [i for i in City_A if i in City_B]

• None of the above