Quiz Discussion

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)

Bitwise _________ gives 1 if either of the bits is 1 and 0 when both of the bits are 1.

• 1]

  OR

• 2]

  AND

• 3]

  XOR

• 4]

  NOT

What will be the output of the following Python expression if x=15 and y=12?

x & y

• 1]

  1101

• 2]

  12

• 3]

  0b1101

• 4]

  b1101

Which of the following expressions results in an error?

• 1]

  int(’10.8’)

• 2]

  float(’10.8’)

• 3]

  int(‘10’)

• 4]

  float(‘10’)

What will be the value of x in the following Python expression, if the result of that expression is 2?

x>>2

• 1]

  1

• 2]

  2

• 3]

  4

• 4]

  8

What is the value of the following Python expression?

bin(0x8)

• 1]

  ‘0b1000’

• 2]

  1000

• 3]

  8

• 4]

  ‘0bx1000’

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?

l=[1, 0, 2, 0, 'hello', '', []]
list(filter(bool, l))

• 1]

  [1, 2, ‘hello’]

• 2]

  [1, 0, 2, ‘hello’, ”, []]

• 3]

  [1, 0, 2, 0, ‘hello’, ”, []]

• 4]

  Error

What will be the output of the following Python expression?

bin(29)

• 1]

  ‘0b11011’

• 2]

  ‘0b11111’

• 3]

  ‘0b11101’

• 4]

  ‘0b10111’

Which among the following list of operators has the highest precedence?

 +, -, **, %, /, <<, >>, |

• 1]

  %

• 2]

  |

• 3]

  **

• 4]

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