Quiz Discussion

What will be the output of the following Python code snippet?

def example(a):
    a = a + '2'
     a = a*2
    return a
>>>example("hello")

• 1]

  indentation Error

• 2]

  cannot perform mathematical operation on strings

• 3]

  hello2

• 4]

  hello2hello2

The following is displayed by a print function call. Select all of the function calls that result in this output.

tom
dick
harry

• 1]

  print(”’tomdickharry”’)

• 2]

  print('''tom
  \ndick
  \nharry''')

• 3]

  print('tom
  dick
  harry')

• 4]

  print(‘tom\ndick\nharry’)

What are the values of the following Python expressions?

 2**(3**2)
 (2**3)**2
 2**3**2

• 1]

  64, 512, 64

• 2]

  512, 512, 512

• 3]

  512, 64, 512

• 4]

  64, 64, 64

What data type is the object below?

L = [1, 23, 'hello', 1]

• 1]

  list

• 2]

  dictionary

• 3]

  array

• 4]

  tuple

What is the order of precedence in python?

i) Parentheses
ii) Exponential
iii) Multiplication
iv) Division
v) Addition
vi) Subtraction

• 1]

  i,ii,iii,iv,v,vi

• 2]

  ii,i,iii,iv,v,vi

• 3]

  ii,i,iv,iii,v,vi

• 4]

  i,ii,iii,iv,vi,v

What is the value of the following expression?

float(22//3+3/3)

• 1]

  8

• 2]

  8.0

• 3]

  8.3

• 4]

  8.33

Operators with the same precedence are evaluated in which manner?

• 1]

  Left to Right

• 2]

  Right to Left

• 3]

  Can’t say

• 4]

  None of the mentioned

Which of these in not a core data type?

• 1]

  Lists

• 2]

  Dictionary

• 3]

  Tuples

• 4]

  Class

What will be the value of x in the following Python expression?

x = int(43.55+2/2)

• 1]

  43

• 2]

  44

• 3]

  22

• 4]

  23

Which of the following is the truncation division operator?

• 1]

  /

• 2]

  %

• 3]

  //

• 4]

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