Dynamic memory can be allocated by the following declaration
new
volatile
static
==
Correct Answer :
A. new
Related Questions
A class that contains at least one pure virtual function is called as
pure class
abstract class
base class
derived class
Protected data members can be accessed
Only from the base class itself
Both form the base class and from its derived classes
From the class which is friend of the base class
None of the above are correct
Which of the following is true about const member functions?
const members can be invoked on both const as well as nonconst objects
const members can be invoked only on const objects and not on nonconst objects
nonconst members can be invoked on const objects as well as nonconst objects
none of the above
A destructor can have a return type.
True
False
this' is an implicit pointer.
True
False
Which of the following are good reasons to use an object oriented language?
You can define your data types
Program statements are simpler than in procedural languages.
An OO program can be taught to correct its own errors.
It's easier to conceptualize an OO program.
Constructor returns void type value.
True
False
Data objects can be initialized when allocating memory using 'new'.
True
False
Scope resolution operator has the highest precedence.
True
False
By default, members cannot be inherited.
True
False
In C++, the stream base class is
iostream
iofstream
ios
stdio
The members of a class by default are private.
True
False
The declaration int **var1; shows that
var1 can not be accessed
var1 is a pointer to a pointer of type int
var1 is a protected data type of integer
this type declaration shows an error
Pick out the most appropriate statement
All variables must be declared before they are used
Variables in C++ need not be declared and the type can be assigned dynamically
Variables in C++ can be declared at the end of the program (before the main function terminates)
Variables can not be used explicitly in C++
A base class is inherited by
derived class
inline function
constructor
none of the above
Organizing data with methods that operate on the data and creating a new data type is called encapsulation.
True
False
Member function cannot be called from within a constructor.
True
False
A variable defined within a block is visible
From the point of definition onwards in the program
From the point of definition onwards in the function
From the point of definition onwards in the block
Throughout the function
In C++, the exception handler is invoked with a-
try block
throw exception
catch function
abort()
The scope resolution operator is -
::
;
<<
->
Reference to an object behaves like a constant pointer.
True
False
Public data members can be accessed
Only from the base class itself
Both form the base class and from its derived classes
From the class which is friend of the base class
None of the above are correct
Static data member can be declared as const too.
True
False
Pick out the most appropriate statement from the following
references are pointers
array of references can be created
you can not reference a reference variable
all of the above
Static member functions have file scope.
True
False
new operator is used
To dynamically allocate storage
To statically allocate storage
To allocate storage for a new variable
None of the above are correct
When a language has the capacity to produce new data type, it is said to be
Reprehensible
Encapsulated
Overload
Extensible
A normal C++ operator that acts in a special way on newly defined data types is said to be
Glorified
Encapsulated
Classified
Overloaded
Sharing of common information are achieved by the concept of
Virtual copying
Inheritance
Encapsulation
None of these
Friend function have access to the
private and protected members
public members only
private members only
None of the above are correct