The members of a class can be made private by
declaring them private
by default they are private
by declaring them in the beginning of the program immediately after main()
they are always public
Correct Answer :
A. declaring them private
Related Questions
In C++, identifiers have to be declared at the beginning of the blocks.
True
False
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
The exception is processed using
unexpected()
perform()
catch()
try()
iostream is inheried from istream, ostream and ios class.
True
False
Class members are _______________ by default
Private
protected
public
None of the above are correct
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++
Friend function have access to the
private and protected members
public members only
private members only
None of the above are correct
The ?: can be used to replace
if-else statement
wild cards
no meaning in C++
returns the value
:: is known as
scope resolution operator
global operator
Both (a) & (b)
None of these
_____________ operator must have one class object
+
new
all
None of these
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 copy constructor is used to copy an object member wise to another object of the same class.
True
False
The member of a structure can be accessed through a pointer by
->
dot operator
::
>>
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
Inline functions_____________ call overload.
Increase
Reduce
None of the above are correct
You can read input that consists of multiple lines of text using
The normal cout<< combination
The cin.get() function with one argument
The cin.get() function with two argument
The cin.get() function with three argument
Data objects can be initialized when allocating memory using 'new'.
True
False
Static data member can be declared as const too.
True
False
We cannot have the address of a constructor.
True
False
An object is an allocated space in memory.
True
False
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
In C++, the exception handler is invoked with a-
try block
throw exception
catch function
abort()
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
In C++, an identifier must be initialized using constant expression.
True
False
Scope resolution operator has the highest precedence.
True
False
When one object initializes another object the following function is invoked
copy constructor
new
instantiation
none of the above
The following syntax is valid. void inline gram_ panchayat :: show_gram_ panchayat_info().
True
False
A destructor can have a return type.
True
False
Which of the following can legitimately be passed to a function?
A constant
A variable
A structure
A header file
If class A is friend of class B and if class B is friend of class C, which of the following is true?
Class C is friend of class A
Class A is friend of class C
Class A and Class C do not have any friend relationship
None of the above