Quiz Discussion

Which of the following expressions can be used to multiply a given number ‘a’ by 4?

• 1]

  a>>4

• 2]

  a>>2

• 3]

  a<<4

• 4]

  a<<2

What will be the output of the following Python expression?

24//6%3, 24//4//2

• 1]

  (3,1)

• 2]

  (1,0)

• 3]

  (0,3)

• 4]

  (1,3)

Which of the following Boolean expressions is not logically equivalent to the other three?

• 1]

  not(-6>10 or-6==10)

• 2]

  not(-6<10 or-6==10)

• 3]

  -6>=0 and -6<=10

• 4]

  not(-6<0 or-6>10)

Which of the following expressions results in an error?

• 1]

  int(‘1011’)

• 2]

  int(1011,2)

• 3]

  int(‘1011’,23)

• 4]

  int(1011)

What will be the value of the following Python expression?

 bin(10-2)+bin(12^4)

• 1]

  0b10000b1000

• 2]

  0b1000b1000

• 3]

  0b10001000

• 4]

  0b10000

What will be the output of the following Python expression?

0x35 | 0x75

• 1]

  118

• 2]

  117

• 3]

  119

• 4]

  116

Any odd number on being AND-ed with ________ always gives 1. Hint: Any even number on being AND-ed with this value always gives 0.

• 1]

  10

• 2]

  2

• 3]

  1

• 4]

  0

To find the decimal value of 1111, that is 15, we can use the function:

• 1]

  int(‘1111’,2)

• 2]

  int(1111,2)

• 3]

  int(‘1111’,10)

• 4]

  int(1111,10)

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

bool(‘False’)
bool()

• 1]

  True
  True

• 2]

  False
  True

• 3]

  True
  False

• 4]

  False
  False

What is the two’s complement of -44?

• 1]

  10110011

• 2]

  11101011

• 3]

  11010100

• 4]

  1011011