Multiple choice quiz about Python

Question 1: Which assertion is correct when talking about the following code:
```
 def printHello(): 
  print("Hello") 
 a = printHello() 
```
- printHello () is a function and a is a variable. Both are not objects.
- Both printHello () and a represent the same object.
- printHello () and a are two different objects.
- Syntax error. Cannot assign functions to a variable in Python.

Question 2: What is the output of the program below?

 def outerFunction(): 
  global a 
  a = 20 
  def innerFunction(): 
      global a 
      a = 30 
  print('a =', a) 
 a = 10 
 outerFunction() 
 print('a =', a)

a = 10 a = 30
a = 10
a = 20
a = 30

Question 3: Which of the following statements is true?
- Class (class) is a detailed plan for the object.
- Only one object can be created from a given class.
- Both answers are correct.
- There is no exact answer.

Question 4: What is the result of the code below?

 class Foo: 
  def printLine(self, line='Python'): 
  print(line)

 o1 = Foo() 
 o1.printLine('Java')

Python
line
Java
Java
Python

Question 5: What is the meaning of __init __ () function in Python?
- Create a class to use.
- Called when a new object is initialized.
- Initialize and bring all data attributes to 0 when called.
- There is no right answer.

Question 6: What is the output of the program below?

 class Point: 
  def __init__(self, x = 0, y = 0): 
  self.x = x+1 
  self.y = y+1

 p1 = Point() 
 print(p1.x, p1.y)

0 0
1 1
None None
xy

Question 7: Which of the following code uses Python's inheritance feature?

```
 class Foo: 
  Pass 
```

 class Foo(object): 
  pass 
 class Hoo(object) 
  pass

 class Foo: 
  pass 
 class Hoo(Foo): 
  pass

There is no exact answer.

Question 8: What is a class inherited from two different classes of attributes?
- Multi-level inheritance (Multilevel Inheritance)
- Multiple Inheritance
- Hierarchical Inheritance
- Inheritance
Question 9: Which of the following statements is true?
- In Python, an operator may have different operations depending on the operand used.
- You can change the way operators work in Python.
- __add () __ is called when the '+' operator is used.
- All answers are correct.

Question 10: The results of the program below are:

 class Point:

  def __init__(self, x = 0, y = 0): 
  self.x = x 
  self.y = y

  def __sub__(self, other): 
  x = self.x + other.x 
  y = self.y + other.y 
  return Point(x,y)

 p1 = Point(3, 4) 
 p2 = Point(1, 2) 
 result = p1-p2 
 print(result.x, result.y)

2 2
forty six
0 0
1 1

Multiple choice quiz about Python - Part 2

To help readers add to their interesting knowledge of Python objects and classes, below the Network Administrator will send you multiple choice questions on this topic. Please try.

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