Python Programming Trivia: MCQ Quiz!
(151).jpg "Python Programming Trivia: MCQ Quiz!")
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- 1.What does the following code do? def a(b, c, d): pass
- A.
Defines a list and initializes it
- B.
Defines a function, which does nothing
- C.
Defines a function, which passes its parameters through
- D.
Defines an empty class
- 2.All keywords in Python are in:
- A.
Lower case
- B.
UPPER CASE
- C.
Capitalized
- D.
None
- 3.What gets printed? x = 4.5 y = 2 print x//y
- A.
2.0
- B.
2.25
- C.
9.0
- D.
20.25
- E.
21
- 4.What is the output of the below program? a = [1,2,3,None,(),[],] print len(a)
- A.
Syntax error
- B.
4
- C.
5
- D.
6
- E.
7
- 5.What gets printed? x = True y = False z = False if x or y and z: print "yes" else: print "no"
- A.
Yes
- B.
No
- C.
Fails to compile
- 6.If PYTHONPATH is set in the environment, which directories are searched for modules? A) PYTHONPATH directory B) current directory C) home directory D) installation dependent default path
- A.
A only
- B.
A and D
- C.
A, B, and C
- D.
A, B, and D
- E.
A, B, C, and D
- 7.In python 2.6 or earlier, the code will print error type 1 if access secure system raises an exception of either AccessError type or SecurityError type try: accessSecureSystem() except AccessError, SecurityError: print "error type 1" continueWork()
- A.
True
- B.
False
- 8.What gets printed? print r"\nwoow"
- A.
New line then the string: woow
- B.
The text exactly like this: r"\nwoow"
- C.
The text like exactly like this: \nwoow
- D.
The letter r and then newline then the text: woow
- E.
The letter r then the text like this: nwoow
- 9.What gets printed? print "\x48\x49!"
- A.
\x48\x49!
- B.
4849
- C.
48 49!
- D.
4849!
- E.
HI!
- 10.What gets printed? class parent: def __init__(self, param): self.v1 = param class child(parent): def __init__(self, param): self.v2 = param obj = child(11) print "%d %d" % (obj.v1, obj.v2)
- A.
None None
- B.
11 None
- C.
Error is generated by program
- D.
11 11
- E.
None 11
- 11.What sequence of numbers is printed? values = [2, 3, 2, 4] def my_transformation(num): return num ** 2 for i in map(my_transformation, values): print i
- A.
2 3 2 4
- B.
4 9 4 16
- C.
1 1 1 2
- D.
1 1.5 1 2
- E.
4 6 4 8
- 12.What does the code below do? sys.path.append('/root/mods')
- A.
Changes the location that the python executable is run from
- B.
Changes the location where sub-processes are searched for after they are launched
- C.
Removes all directories for mods
- D.
Adds a new directory to seach for python modules that are imported
- E.
Changes the current working directory
- 13.Assuming the filename for the code below is /usr/lib/python/person.py and the program is run as: python /usr/lib/python/person.py What gets printed? class Person: def __init__(self): pass def getAge(self): print __name__ p = Person() p.getAge()
- A.
__main__
- B.
Usr.lib.python.person
- C.
GetAge
- D.
An exception is thrown
- E.
Person
- 14.Which of the following data structures can be used with the "in" operator to check if an item is in the data structure?
- A.
List
- B.
Set
- C.
Dictionary
- D.
All of the above
- E.
None of the above
- 15.What gets printed? class A: def __init__(self, a, b, c): self.x = a + b + c a = A(1,2,3) b = getattr(a, 'x') setattr(a, 'x', b+1) print a.x
- A.
1
- B.
2
- C.
6
- D.
7
- E.
3
- 16.Which of the following statements is NOT true about Python?
- A.
Python's syntax is much like PHP
- B.
Python can be used for web development
- C.
Python can run on any type of platform
- D.
Python can be used to generate dynamic web pages
- 17.If you have a variable "example", how do you check to see what type of variable you are working with?
- A.
GetType(example)
- B.
Type(example)
- C.
type(example)
- D.
Example.type
- 18.If you had a statement like, "f = open("test.txt","w")", what would happen to the file as soon as that statement is executed?
- A.
Nothing, unless the code following it writes to the file
- B.
The file's contents will be erased
- C.
Nothing
- D.
Python will save the file's contents and append whatever the code following says to write.
- 19.Given a function that does not return any value, What value is thrown by it by default when executed in a shell.
- A.
Int
- B.
Bool
- C.
Void
- D.
None
- 20.Which of the following will run without errors?
- A.
Round(45.8)
- B.
Round(6352.894,2)
- C.
Round()
- D.
Round(7463.123,2,1)
- 21.Which of the following results in a SyntaxError?
- A.
'"Once upon a time…", she said.'
- B.
'3\'
- C.
"’That's okay"'
- D.
"He said, "Yes!""
- 22.Is the following code valid? try: # Do something except: # Do something finally: # Do something
- A.
no, there is no such thing as finally
- B.
no, finally cannot be used with except
- C.
no, finally must come before except
- D.
yes
- 23.How many except statements can a try-except block have?
- A.
More than zero
- B.
More than one
- C.
One
- D.
zero
- 24.Can one block of except statements handle multiple exception?
- A.
Yes, like except TypeError, SyntaxError [,…]
- B.
yes, like except [TypeError, SyntaxError
- C.
no
- D.
None of the mentioned
- 25.Which of the following will print True?a = foo(2) b = foo(3) print(a < b)
- A.
Class foo: def __init__(self, x): self.x = x def __lt__(self, other): if self.x < other.x: return False else: return True
- B.
Class foo: def __init__(self, x): self.x = x def __less__(self, other): if self.x > other.x: return False else: return True
- C.
Class foo: def __init__(self, x): self.x = x def __lt__(self, other): if self.x < other.x: return True else: return False
- D.
Class foo: def __init__(self, x): self.x = x def __less__(self, other): if self.x < other.x: return False else: return True
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