The characteristic that data can be manipulated only through member functions that are part of the class is called
Encapsulation
Data dependency
Inheritance
Instantiation
Correct Answer :
A. Encapsulation
Related Questions
A member function can always access the data
In the object of which it is a member
In the class of which it is a member
In the object of the class of which it is a member
In the public part of its class
By default, members cannot be inherited.
True
False
_______ argument(s) are passed in case of binary overloaded operators.
Two
One
No
None of the above
The signature of a function is
The return type
The number and type of arguments
The class of a function
None of the above
A direct access file is:
A file in which recoreds are arranged in a way they are inserted in a file
A file in which records are arranged in a particular order
Files which are stored on a direct access storage medium
None of the above
In a class, only the member function can access data, which is not accessible to outside. This feature is called:
Data security
Data hiding
Data manipulation
Data definition
The string table in C++ holds the
string constants in your program
program statements in string form
variables whose type is of string
none of the above
The ?: can be used to replace
if-else statement
wild cards
no meaning in C++
returns the value
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
When a language has the capacity to produce new data type, it is said to be
Reprehensible
Encapsulated
Overload
Extensible
main() returns a value of type
real
char
int
null
What is the output of the following program segment - for(i = 1, j = 0; i < 10; i++) j += i; cout <<i<<"
";
10
20
55
there is an error in the program
We cannot have the address of a constructor.
True
False
_______ argument(s) are passed in case of unary overloaded operators.
Two
One
No
None of the above
When one object initializes another object the following function is invoked
copy constructor
new
instantiation
none of the above
Dynamic memory can be allocated by the following declaration
new
volatile
static
==
When you overload an arithmetic assignment operator, the result
Goes in the object to the right of the operator
Goes in the object to the left of the operator
Goes in the object of which the operator is a member
Must be returned
Element double Array[7] is which element of the array?
sixth
seventh
eighth
impossible to tell
Which of the following is not a component of file system
Access method
Auxiliary storage management
Free integrity mechanism
None of the above
Which of the following can legitimately be passed to a function?
A constant
A variable
A structure
A header file
The value of 'this' pointer can be changed.
True
False
What is the value of Friday in the following - enum days { Monday, Tuesday, Wednesday = -1, Thursday, Friday, Saturday = 6, Sunday}
1
5
0
-3
A base class is inherited by
derived class
inline function
constructor
none of the above
The library function exit() causes an exit from
The loop in which it occurs
The block in which it occurs
The function in which it occurs
The program in which it occurs
The exception is processed using
unexpected()
perform()
catch()
try()
In C++, an identifier must be initialized using constant expression.
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 keyword auto can be used for
Automatic assignment of data to object during instantiation
Automatic call of a function
To declare a local variable
It is not a keyword in C++
Overloaded functions
Are a group of functions with the same name
All have the same number and types of arguments
Make life simpler for programmer
May fail unexpectedly due to stress
The binding that binds a function call at run time is called
early binding
run time binding
late binding
linking