Quiz On C# Programming Language Quiz
C# is here Variable of reference type store the memory address of other variables in a Stack. Take this quiz and learn more about it!
- 1.Variables of this data types store actual values.This value stored in a stack.
- A.
Value Type
- B.
Reference Type.
- 2.Variable of reference type store the memory address of other variables in a Stack.
- A.
True
- B.
False
- 3.The Reference Data Types are:- 3 choices
- A.
Int,float
- B.
String,Object
- C.
Class , interface
- D.
Byte, bit
- E.
Array , Delegate
- 4.The built-in reference data types are : - 2 choices
- A.
Class
- B.
Object
- C.
Delegate
- D.
Array , Interface
- E.
String
- 5.XML Comments begin with :
- A.
Three forward slashes
- B.
Three asterisks
- C.
Double slashes
- 6.Constants are declared for value types rather than for reference types.
- A.
True
- B.
False
- 7.This statement ensure that no other process or threads running in the computer memory can interfere with the code. ensure security and only work with reference type.
- A.
Selection statement
- B.
Iteration statement
- C.
Jump Statement
- D.
Fixed Statement
- E.
Lock Statement
- 8.This statement is required to tell the garbage collector not to move that object during execution.
- A.
Jump Statement
- B.
Lock statement
- C.
Fixed Statement
- D.
Check ed and Unchecked Statement
- 9.Which statements are true?
- A.
The conditional operator works with two operands
- B.
The increment operator works with a single operand
- C.
The bitwise exclusive OR operator compares bits and return 1 if only one of the bits is -1.
- D.
The conditional && operator does not check the seconds expression if the first expression is false
- E.
The compound assignment operators execute from right to left.
- 10.This typeCasting is carried out automatically by the compiler.
- A.
Explicit
- B.
Implicit
- 11.The class which provides useful methods to convert any built-in data type to another built-in data type.
- A.
System.Console.Convert
- B.
System.Convert
- 12.This refers to converting a reference type to a value type.
- A.
Boxing
- B.
UnBoxing
- 13.This is a process for converting a value type to its reference type. this useful to reduce the overhead on the system during execution.
- A.
UnBoxing
- B.
Boxing
- 14.This array is a multi-dimensional array and is reference to as an array of arrays.It considers of multiple arrays where the number of elements within each array can be different.
- A.
Rectangular Array.
- B.
Jagged Array.
- 15.This has improved performance and unequal number of columns.
- A.
Rectangular Array
- B.
Single- dimensional Array
- C.
Jagged Array
- D.
Multi- dimensional Array
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