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 code?

if (9 < 0) and (0 < -9):
    print("hello")
elif (9 > 0) or False:
    print("good")
else:
    print("bad")

• 1]

  bad

• 2]

  good

• 3]

  hello

• 4]

  error

Which of the following expressions results in an error?

• 1]

  int(‘1011’)

• 2]

  int(1011,2)

• 3]

  int(‘1011’,23)

• 4]

  int(1011)

The expression 2**2**3 is evaluates as: (2**2)**3.

• 1]

  True

• 2]

  False

What will be the value of the following Python expression?

4+2**5//10

• 1]

  0

• 2]

  77

• 3]

  7

• 4]

  3

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)

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

What will be the output of the following Python code?

['f', 't'][bool('spam')]

• 1]

  Error

• 2]

  No output

• 3]

  f

• 4]

  t

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