C++
Programming and Technical
Explain passing objects by reference, passing objects by value and passing objects by pointer.
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C++ Other Question
What is the difference between an external iterator and an internal iterator? Describe an advantage of an external iterator.
What will be the output?
main()
{
int a[]={1,3,5,7};
printf("%d",&a[3]-&a[1]);
}
Options
1) 1
2) 2
3) 3
4) 4