5/9/25, 7:29 AM Questions
Questions Total points 38/40
The respondent's email (nitisha.ranabhat.s23@icp.edu.np) was recorded on submission of
this form.
Main topics to learn for MCQ
1. C# Programming Basics and Syntax
2.
Object-Oriented Programming (OOP)
3. Arrays, Data Types & Variables
4. Basic questions of .NET Core / MAUI / Web
5. Basic topics of SQL & Database
6. Memory(Variable scopes) & Performance (Heap/Stack Garbage collection)
7. Exception Handling
8. Built-in methods
9. Full Forms (1 or 2 might come)
10. Range of data type
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5/9/25, 7:29 AM Questions
What will be the output of the following C# code snippet? * 1/1
828
64 2 8
16 2 8
4 2 16
Which keyword is used to declare a constant value in C#? * 1/1
readonly
define
const
static
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5/9/25, 7:29 AM Questions
Which data type holds characters in C#? * 1/1
char
string
byte
bool
Which of the following is NOT an arithmetic operator in C#? * 1/1
**
What causes loops to skip the rest of the current iteration? * 1/1
Loop
Exit
Break
Continue
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5/9/25, 7:29 AM Questions
Which method splits a string based on a delimiter? * 1/1
Split()
Break()
Slice()
Divide()
Which method in C# applications is the starting point of execution? * 1/1
Main()
Start()
Run()
Init()
Which type is used to convert to 8-bit signed integer? * 1/1
Convert.ToInt32
Convert.ToByte
Convert.ToSByte
Convert.ToUInt32
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5/9/25, 7:29 AM Questions
What is the scope of a variable declared inside a method? * 1/1
Global
Protected
Private
Local
Which symbol is used for single-line comments in C#? * 1/1
//
/*
<!--
What keyword is used to terminate a loop prematurely? * 1/1
continue
stop
break
exit
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5/9/25, 7:29 AM Questions
What is polymorphism in C#? * 0/1
Creating multiple classes
Changing method behavior at runtime
Protecting data
Connecting to databases
Correct answer
Changing method behavior at runtime
What causes method overriding? * 1/1
Static methods
Virtual and override keywords
Private access
Sealed classes
What is the purpose of the 'virtual' keyword? * 1/1
Declare constant
Allow override
Mark as sealed
Hide method
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5/9/25, 7:29 AM Questions
What happens when 'new' keyword is used in method definition? * 1/1
Inherits method
Hides base method
Throws error
Overrides base method
What is encapsulation? * 1/1
Using interfaces
Method hiding
Restricting direct access to fields
Using loops
When must an abstract class be used? * 1/1
To define only static members
To prevent inheritance
To provide base with incomplete methods
To avoid polymorphism
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5/9/25, 7:29 AM Questions
Interface members are by default: * 1/1
Private
Internal
Protected
Public
Can a base class be sealed? * 1/1
Yes
No
Only in static classes
Only if abstract
What happens when methods have same name but different parameters? * 1/1
Error
Overriding
Overloading
Inheritance
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5/9/25, 7:29 AM Questions
Which class type cannot be instantiated directly? * 1/1
Static class
Public class
Concrete class
Partial class
Which is NOT an integer type in C#? * 1/1
int
float
byte
long
What is a multidimensional array also called? * 1/1
Jagged array
Flat array
Matrix
Packed array
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5/9/25, 7:29 AM Questions
Are arrays in C# reference or value types? * 0/1
Reference
Value
Static
Abstract
Correct answer
Reference
Which keyword keeps a variable's value across function calls? * 1/1
const
static
readonly
var
Which variables are visible only in the class they are declared in? * 1/1
Public
Protected
Private
Static
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5/9/25, 7:29 AM Questions
What will be the output of the following C# code snippet? * 1/1
No output
Running printed once
Running printed infinite times
Code will give an error
Match the following conversion methods in C# with their correct output *1/1
types, and choose the correct option showing the correct order:
1→B, 2→C, 3→A, 4→D
1→D, 2→A, 3→C, 4→B
1→A, 2→D, 3→B, 4→C
1→C, 2→B, 3→D, 4→A
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5/9/25, 7:29 AM Questions
.NET MAUI supports which platforms? * 1/1
Windows
iOS
Android
All of the above
Which file does a .NET Core app execute from by default? * 1/1
index.cs
program.cs
main.cs
app.xaml
What does MAUI stand for? * 1/1
Multi Application User Interface
Multi-platform App UI
Microsoft App Utility Interface
Mobile App UI
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5/9/25, 7:29 AM Questions
Which platform is NOT supported by MAUI? * 1/1
Linux
Android
Windows
iOS
Which of these is a reserved keyword in C#? * 1/1
data
form
class
stringy
Which of the following best describes a const variable in C#? * 1/1
Its value can be assigned only once during runtime.
Its value is determined at compile time and cannot change.
It stores object references that can be reassigned.
It holds a value that can be changed during program execution.
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5/9/25, 7:29 AM Questions
What does SSMS stand for? * 1/1
Simple SQL Management Studio
SQL Server Management Studio
System Server Management Services
Secure SQL Model Studio
Which SQL statement is used to modify a table structure? * 1/1
MODIFY
ALTER
CHANGE
UPDATE
Which SQL statement deletes data but not the table? * 1/1
REMOVE
DROP
TRUNCATE
DELETE
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5/9/25, 7:29 AM Questions
What is the command to delete a database entirely? * 1/1
DROP DATABASE
DELETE DB
REMOVE DATABASE
TRUNCATE DB
What type of command is CREATE in SQL? * 1/1
DML
DCL
DDL
TCL
What are tasks handled by the Garbage Collector? (Choose 2) * 1/1
Freeing heap memory of unused objects
Managing memory allocation for static variables
Preventing memory leaks by removing unused references
Closing SQL connections when done
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