Python Programming Practice Test 1

1. Which of the following results in a SyntaxError?

'"Once upon a time...", she said.'

"He said, 'Yes!'"

'3\'

'''That's okay'''

2. What will be the output of the python code shown below for various styles of format specifiers?

x=1234
res='integers:...%d...%-6d...%06d' %(x, x, x)
res

‘integers…1234…1234...123400’

‘integers:…1234…1234…001234’

‘integers:...1234...1234 ...001234’

‘integers:… 1234…1234…001234’

3. Which of the following cannot be a variable?

__init__

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

x=3.3456789
'%s' %x, str(x)

(‘3.3456789’, ‘3.3456789’)

Error

(3.3456789, 3.3456789)

(‘3.3456789’, 3.3456789)

5. Which of the following expressions results in an error?

int(‘10’)

float(’10.8’)

float(‘10’)

int(’10.8’)

6. What will be the output of the following Python expression if x=56.236?

print("%.2f"%x)

56.24

56.23

56.00

0056.236

7. It is not possible for the two’s complement value to be equal to the original value in any case.

True

False

8. The expression shown below results in an error.

print("-%5d0",989)

True

False

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

a='hello'
q=10
vars()

{……Built in names set by Python……}

Error

{‘a’ : ‘hello’, ‘q’ : 10, ……..plus built-in names set by Python….}

{‘a’ : ‘hello’, ‘q’ : 10}

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

x=3.3456789
'%f | %e | %g' %(x, x, x)

‘3.345679 | 3.345679e+00 | 3.34568’

‘3.3456789 | 3.3456789+00 | 3.345678’

‘3.345678 | 3.345678e+0 | 3.345678’

Error