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C# intern/Junior

A vibrant and colorful illustration showcasing a computer screen displaying C# code snippets, surrounded by various programming tools like books and a cup of coffee, with a person in casual attire thoughtfully engaging with the code.

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 functions and exceptions
SQL integration with C#

13 Questions3 MinutesCreated by CodingNinja947

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Which of the following is a reserved keyword in C#?

Abstract

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#?

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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