DOT NET Software Architect Set 3

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Free Online Best DOT NET Software Architect MCQ Questions for improve your basic knowledge of DOT NET Software Architect. This DOT NET Software Architect set 3 test that contains 25 Multiple Choice Questions with 4 options. You have to select the right answer to a question.

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Question 1

Which of the following string() method are used to compare two strings with each other?

A	CopyTo()
B	Copy()
C	Compare()
D	CompareTo()

Question 2

How many values does a function return?

A	0
B	1
C	2
D	any

Question 3

Which operator among the following signifies the destructor operator?

A	::
B	:
C	~
D	&

Question 4

Number of constructors a class can define is?

A	0
B	1
C	2
D	any

Question 5

Which among the following is the correct statement: Constructors are used to?

A	initialize the objects
B	construct the data members
C	initialize the objects & construct the data members
D	None of the above

Question 6

The method called by clients of a class to explicitly release any resources like network, connection, open files etc. When the object is no longer required?

A	Finalize()
B	End()
C	Dispose()
D	Close()

Question 7

Correct order of priorities are____

A	‘/’ > ‘%’ > ‘*’ > ‘+’
B	‘/’ > ‘*’ > ‘%’ > ‘+’
C	‘*’ > ‘/’ > ‘%’ > ‘+’
D	‘%’ > ‘*’ > ‘/’ > ‘+’

Question 8

Which of the following is used to define the member of a class externally?

A	:
B	::
C	#
D	None of the above

Question 9

The operator used to access member function of a class?

A	:
B	::
C	#
D	.

Question 10

What will be the output of the following C# code? m = 5; int y; 1. y = m++; 2. y = ++m;

A	y = 5, m = 6 ; y = 5, m = 5
B	y = 6, m = 6; y = 7, m = 6
C	y = 5, m = 6; y = 7, m = 7
D	y = 5, m = 6; y = 7, m = 8

Question 11

Which of the following is/are not Relational operators in C#.NET?

A	>=
B	<>=
C	Not
D	<=

Question 12

Which of the following options is not a Bitwise Operator in C#?

A	&, \|
B	^, ~
C	<<, >>
D	,=+=, -=

Question 13

What is the need for ‘Conversion of data type’ in C#?

A	To store a value of one data type into a variable of another data type
B	To get desired data
C	To prevent situations of runtime error during change or conversion of data type
D	None of the above

Question 14

Operator used to free the memory when memory is allocated?

A	new
B	free
C	delete
D	None of the above

Question 15

What is the advantage of using 2D jagged array over 2D rectangular array?

A	Easy initialization of elements
B	Allows unlimited elements as well as rows which had ‘0’ or are empty in nature
C	All of the Above
D	None of the above

Question 16

Correct statement about constructors in C#.NET is?

A	Constructors can be overloaded
B	Constructors are never called explicitly
C	Constructors have same name as name of the class
D	All of the Above

Question 17

Which of the following statements is correct about constructors in C#.NET?

A	A constructor cannot be declared as private
B	A constructor cannot be overloaded
C	A constructor can be a static constructor
D	None of the above

Question 18

Storage location used by computer memory to store data for usage by an application is?

A	Pointers
B	Constants
C	Variable
D	None of the above

Question 19

Which of the following statements are correct?

A	There is one garbage collector per program running in memory
B	There is one common garbage collector for all programs
C	To garbage collect an object set all references to it as null
D	Both There is one common garbage collector for all programs & To garbage collect an object set all references to it as null

Question 20

Select wrong statement about destructor in C#?

A	A class can have one destructor only
B	Destructors cannot be inherited or overloaded
C	Destructors can have modifiers or parameters
D	All of the Above

Question 21

Types of ‘Data Conversion’ in C#?

A	Implicit Conversion
B	Explicit Conversion
C	Implicit Conversion and Explicit Conversion
D	None of the above

Question 22

What is the most specified using class declaration?

A	type
B	scope
C	type & scope
D	None of the above

Question 23

Name a method which has the same name as that of class and which is used to destroy objects also called automatically when application is finally on process of being getting terminated.

A	Constructor
B	Finalize()
C	Destructor
D	End

Question 24

Which reference modifier is used to define reference variable?

A	&
B	ref
C	#
D	$

Question 25

Which statement is correct about following c#.NET code? int[] a= {11, 3, 5, 9, 6};

A	‘a’ is a reference to the array created on stack
B	‘a’ is a reference to an object created on stack
C	‘a’ is a reference to an object of a class that compiler drives from ‘System.Array’ class
D	None of the above

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