gs gs108 Indexers and Exception Handling - Introduction of Properties - Quiz No.1
gs gs108 CSharp Quiz
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Question 1: Choose the wrong statement about the properties used in C#.NET?
Each property consists of accessor as get and set
A property cannot be either read or write only
Properties can be used to store and retrieve values to and from the data members of a class
Properties are like actual methods which work like data members
Question 2: Choose the statements which makes use of essential properties rather than making data member public in C#.NET?
Properties have their own access levels like private, public, protected etc. which allows it to have better control about managing read and write properties
Properties give us control about what values may be assigned to a member variable of a class they represent
Properties consist of set accessor inside which we can validate the value before assigning it to the data variable
All of the mentioned
Question 3: Where the properties can be declared?
Class
Struct
Interface
All of the mentioned
Question 4: Select the modifiers which can be used with the properties?
Private
Public
Protected Internal
All of the mentioned
Question 5: Choose the correct statements about write-only properties in C#.NET?
Properties which can only be set
Properties once set and hence values cannot be read back in nature
Useful for usage in classes which store sensitive information like password of a user
All of the mentioned
Question 6: Consider a class maths and we had a property called a sum.b is a reference to a maths object and we want the statement b.sum = 10 to fail. Which of the following is the correct solution to ensure this functionality?
Declare sum property with both get and set accessors
Declare sum property with only get accessor
Declare sum property with get, set and normal accessors
None of the mentioned
Question 7: Consider a class maths and we had a property called as sum.b which is the reference to a maths object and we want the statement Console.WriteLine(b.sum)to fail. Which among the following is the correct solution to ensure this functionality?
Declares sum property with only get accessor
Declares sum property with only set accessor
Declares sum property with both set and get accessor
Declares sum property with both set, get and normal accessor
Question 8: Consider a class maths and we had a property called as sum.b is a reference to a maths object and we want the code below to work. Which is the correct solution to ensure this functionality?
b.maths = 10; Console.WriteLine(b.maths);
Declare maths property with get and set accessors
Declare maths property with only get accessors
Declare maths property with only set accessors
Declare maths property with only get, set and normal accessors
Question 9: If math class had add property with get and set accessors, then which of the following statements will work correctly?
math.add = 20;
math m = new math(); m.add = 10;
Console.WriteLine(math.add);
None of the mentioned
Question 10: If the math class had add property with get accessors then which of the following statements will work correctly?
math m = new math(); m.add = 10; math m = new math(); m.add = m.add + 20; math m = new math(); int i; i = m.add;
math.add = 20;
