C#.NET

C#.NET

Question: What is the difference between int and uint?
A
int can hold decimal values

B
uint cannot be negative

C
uint is a 16-bit integer

D
They are the same

Note: Not available
1. Report
Question: Which of the following represents a collection of bytes in C#?
A
List<byte>

B
Array

C
BitArray

D
byte[]

Note: Not available
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Question: What keyword allows a variable's data type to be determined at runtime?
A
var

B
dynamic

C
object

D
any

Note: Not available
1. Report
Question: Which of these is immutable in C#?
A
String

B
Array

C
List

D
List

Note: Not available
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Question: Which data type can store the value of null without additional configuration?
A
int

B
string

C
bool

D
char

Note: Not available
1. Report
Question: What is the size of a long type in C#?
A
4 bytes

B
8 bytes

C
16 bytes

D
2 bytes

Note: Not available
1. Report
Question: Which type is most commonly used for currency calculations in C#?
A
float

B
decimal

C
double

D
int

Note: Not available
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Question: What is the purpose of the object type in C#?
A
To represent all primitive types

B
To be the base class of all types

C
To create complex types only

D
None

Note: Not available
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Question: What will be the result of 5/2 if both operands are integers?
A
2.5

B
2

C
2.0

D
Compilation error

Note: Not available
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Question: Which of the following is a boxing operation in C#?
A
int i = 123; object o = i;

B
int i = (int)o;

C
float f = 12.5f;

D
string s = "text";

Note: Not available
1. Report

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Question: What is the difference between int and uint?

Question: Which of the following represents a collection of bytes in C#?

Question: What keyword allows a variable's data type to be determined at runtime?

Question: Which of these is immutable in C#?

Question: Which data type can store the value of null without additional configuration?

Question: What is the size of a long type in C#?

Question: Which type is most commonly used for currency calculations in C#?

Question: What is the purpose of the object type in C#?

Question: What will be the result of 5/2 if both operands are integers?

Question: Which of the following is a boxing operation in C#?