Python Numbers Quiz

1. What is the output of the following round() function call

print(round(100.2563, 3))
print(round(100.000056, 3))

2. In Python 3, the integer ranges from -2,147,483,648 to +2,147,483,647

3. What is the output of the following code

print(0b101)
print(0o10)
print(0x1F)

4. What is the type of the following variable

x = -5j

5. What is the output of the following isinstance() function

from numbers import Number
from decimal import Decimal
from fractions import Fraction

print(isinstance(2.0, Number))
print(isinstance(Decimal('2.0'), Number))
print(isinstance(Fraction(2, 1), Number))
print(isinstance("2", Number))

6. What is the output of print(abs(-45.300))

7. Select correct float numbers

8. What is the output of the following code

print(int(2.999))

9. What is the output of the following number conversion

z = complex(1.25)

10. What is the output of the following math function

import math
print(math.ceil(252.4))
print(math.floor(252.4))

11. Select which is right for Python integers

12. What is the output of the following number comparison function call

print( (1.1 + 2.2) == 3.3 )