Python Test 7

Question 2: What is the output of the following code?

>>>(lambda x: x*x)(5)

• Syntax error
• Value error
• 0
• 25

Question 3: The following is called a _________.

def getcol(x):
    for i in range(x):
        yield i

• Void Function
• Generator function
• Iterator function
• Yield function

Question 4: The dir() function returns:

• List of all files in a folder
• List of all functions in a module
• List of all modules in a package
• None of these

Question 5: Which attribute returns the name of the module in Python?

• __main__
• __name__
• __doc__
• __file__

What would be the output of the following code?

colors = {1: 'blue', 2: ‘red',3: 'green'}
itms = colors.items()
print(itms)

• [(1, 'blue'), (2:,‘red'), (3, 'green')]
• dict_items([(1, 'blue'), (2:,‘red'), (3, 'green')])
• dict_items([('blue'), (‘red'), 'green')])
• ValueError

Question 6: Which of the following is the constructor method in the class?

• __main__()
• __init__()
• __ctor__()
• None of the above

Question 7: All the members of the class are _______ by default.

• Public
• Private
• Protected
• Internal

Question 8: The __new__() method:

• Creates a new object
• Initializes instance variables
• Both a and b
• acts as constructor

Question 9: In order to overload == operator, which magic method must be overridden?

• __comp__()
• __eq__()
• __equal__()
• __ne__()

Question 10: which of the following built-in function is used to get the file object for a particular file?

• file()
• object()
• open()
• read()

Question 11: Which of the following is not the built-in error type?

• EOFError
• IndexError
• KeyError
• LoopError

Question 12: What will be the output of the following code?

def fn(x):
	try:
		print(5/x)
	except:
		print('Error occurred')
fn(0)

• 0
• Program will be terminated without any output
• Error occurred
• ZeroDivisionError: division by zero

Question 13: Which of the following keyword is used to raise an error in Python?

• except
• raise
• throw
• throw Except()

Question 14: What will be the output of the following code?

def fn(x):
	assert x>0
	print(x)

fn(0)

• No output
• 0
• SyntaxError
• AssertionError

Question 15: What will be the output of the following code?

myset={1,2,3 }
for i in myset:
    print(i)

• 111
• 123
• 321
• Runtime error