gs gs108 Object Oriented Concepts - Introduction of Overloaded Operators - Quiz No.1
gs gs108 CSharp Quiz
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Question 1: Which of the following keyword is used to overload user defined types by defining static member functions?
op
opoverload
operator
operatoroverload
Question 2: Which of the following statements are correct in nature?
The conditional logical operators cannot be overloaded
The array indexing operator can be overloaded
A public or nested public preference type does not overload the equality operator
None of the mentioned
Question 3: Arrange the following overloaded operators in increasing order of precedence?
%, <<, &, /, +
'%' < '<<' < '+' < '-' < '&' < '/'
'<<' < '&' < '%' < '-' < '/' < '+'
'&' < '-' <'%' < '<<' < '/' < '+'
'/' < '-' < '%' < '+' < '<<' < '&'
Question 4: Operators that can be overloaded are?
||
'+='
+
[]
Question 5: Which statements are correct about operator overloading?
Mathematical or physical modeling where we use classes to represent objects such as vectors, matrices, complex-numbers etc
Graphical programs where coordinate related objects are used to represent positions on the screen
Financial programs where a class represents an amount of money
All of the mentioned
Question 6: Correct way to define operator method or to perform operator overloading is?
public static op(arglist) { } public static retval op(arglist) { } public static retval operator op(arglist) { }
All of the mentioned
Question 7: Correct method to define + operator is?
public sample operator +(int a, int b)
public abstract operator +(int a, int b)
public static sample operator +(int a, int b)
public abstract sample operator +(int a, int b)
Question 8: Choose the correct statement among the below mentioned statements.
Forgetting to declare an operator method as public
Forgetting to declare an operator method as static
Forgetting to return a bool type value while overloading a relational operator
All of the mentioned
Question 9: What is the vector in operator overloading?
class
method()
data type
none of the mentioned
Question 10: Choose the wrong statement from the given set of statements?
All operators in C#.NET cannot be overloaded
We can use the new modifier to modify a nested type if the nested type is hiding another type
Operator overloading permits the use of symbols to represent computations for a type
In case of operator overloading all parameters must be of different type than the class or struct that declares the operators
