Quiz Discussion

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 is the output of this expression, 3*1**3?

• 1]

  23

• 2]

  13

• 3]

  1

• 4]

  3

In python we do not specify types, it is directly interpreted by the compiler, so consider the following operation to be performed.

>>>x = 13 ? 2

the objective is to make sure x has an integer value, select all that apply

• 1]

  x = 13 // 2

• 2]

  x = int(13 / 2)

• 3]

  x = 13 % 2

• 4]

  All of the mentioned

The expression Int(x) implies that the variable x is converted to integer.

• 1]

  True

• 2]

  False

Mathematical operations can be performed on a string.

• 1]

  True

• 2]

  False

What is the value of the following expression?

2+4.00, 2**4.0

• 1]

  (6.0, 16.0)

• 2]

  (6.00, 16.00)

• 3]

  (6, 16)

• 4]

  (6.00, 16.0)

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

Which one of these is floor division?

• 1]

  /

• 2]

  %

• 3]

  //

• 4]

  None of the mentioned

The value of the expressions 4/(3*(2-1)) and 4/3*(2-1) is the same.

• 1]

  True

• 2]

  False

What will be the output of the following Python code?

>>>str="hello"
>>>str[:2]
>>>

• 1]

  he

• 2]

  olleh

• 3]

  lo

• 4]

  hello