Question Detail

Which is more memory efficient ?

structure
union
both use same memory
depends on a programmer

Answer: Option B

Similar Questions :

1. Which of the following keywords are used to control access to a class member ?

protected
switch
goto
for

Answer: Option A

2. Which of following valid option will not return a value in c++ ?

free
void
empty
null

Answer: Option B

3. How we can access data members using objects ?

object@datamember
object*datamember
object->datamember
object.datamember

Answer: Option D

4. The derived class constructor

never passes any values to base class constructor
can pass arguments only to one base class constructor function
is responsible for passing the entire test of arguments needed by base class constructors
none of above

Answer: Option C

5. << operator is ?

stream extraction operator
stream insertion operator
left shift operator
right shift operator

Answer: Option B

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