C# intern/Junior
C# Intern/Junior Quiz
Test your knowledge of C# programming with our engaging quiz designed for interns and junior developers. Challenge yourself with a range of questions covering essential concepts and keywords in C#.
Prepare for your next career opportunity by getting acquainted with:
- C# keywords and data types
- Operator fun
ctions and exceptions - SQL integration with C#
Which of the following is a reserved keyword in C#?
Abstract
as
foreach
All of the above
Which of the following converts a type to a Boolean value, where possible in C#?
ToBoolean
ToSingle
ToChar
ToDateTime
Which of the following converts a type to a specified type in C#?
ToType
ToSbyte
ToSingle
ToString
Which of the following operator represents a conditional operation in C#?
?:
As
Is
*
Which of the following method helps in returning more than one value?
Value parameters
Reference parameters
Output parameters
None of the above.
Which of the following is true about C# structures?
Unlike classes, structures cannot inherit other structures or classes.
Structure members cannot be specified as abstract, virtual, or protected.
A structure can implement one or more interfaces.
All of the above.
What is the name of the 'special' class that represents a group of constants?
Void
Enum
Special
Const
C# does not support multiple inheritance.
True
False
Which of the following is true about exceptions in C#?
C# exceptions are represented by classes.
Both of the above.
None of the above.
Which of the following access specifier in C# allows a class to hide its member variables and member functions from other class objects and functions, except a child class within the same application?
Protected Internal
Private
Protected
Internal
With SQL, how can you return all the records from a table named "Persons" sorted descending by "FirstName"?
SELECT * FROM Persons ORDER FirstName DESC
SELECT * FROM Persons SORT BY FirstName DESC
SELECT * FROM Persons ORDER BY FirstName DESC
SELECT * FROM Persons SORT FirstName DESC
Which of the following is the correct about namespaces in C#?
A namespace is designed for providing a way to keep one set of names separate from another.
The class names declared in one namespace does not conflict with the same class names declared in another.
The using keyword states that the program is using the names in the given namespace.
All of the above.
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