Placement papers on C++ - Set 4
1. 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 arguments.
the cin.get( ) function with three arguments.
View Answer / Hide AnswerANSWER: the cin.get( ) function with two arguments.
2. A property which is not true for classes is that they
are removed from memory when not in use
permit data to be hidden from other classes.
bring together all aspects of an entity in one place.
Can closely model objects in the real world.
View Answer / Hide AnswerANSWER: bring together all aspects of an entity in one place.
3. Which of the following cannot be legitimately passed to a function
A constant
A variable.
A structure
A header file.
View Answer / Hide Answer4. The break statement causes an exit
from the innermost loop only
only from the innermost switch.
from all loops and switches
from the innermost loop or switch.
View Answer / Hide AnswerANSWER: from the innermost loop or switch.
5. A variable defined within a block is visible
from the point of definition onward in the program.
from the point of definition onward in the function.
from the point of definition onward in the block
throughout the function.
View Answer / Hide AnswerANSWER: from the point of definition onward in the block
6. If we create a file by ifstream , then the default mode of the file is _________
ios :: out
ios :: in
ios :: app
ios :: binary
View Answer / Hide Answer7. Use of virtual functions implies
overloading
overriding
static binding
dynamic binding
View Answer / Hide Answer8. this pointer
implicitly points to an object
can be explicitly used in a class.
can be used to return an object.
All of the above.
View Answer / Hide AnswerANSWER: All of the above.
9. Data members which are static
cannot be assigned a value
can only be used in static functions
cannot be defined in a Union
can be accessed outside the class
View Answer / Hide AnswerANSWER: can only be used in static functions
10. In multiple inheritance
the base classes must have only default constructors
cannot have virtual functions
can include virtual classes
None of the above.
View Answer / Hide AnswerANSWER: can include virtual classes