Central Board of Secondary Education
Class – XII (Year 2010)
Subject – Compute Science
(i) All questions are compulsory.
(ii) Programming Language : C++
- What is difference between call by value and call by reference ? Also ,
give a suitable C++ code to illustrate both.
- What do you understand by Data encapsulation and Date Hiding? Also, give
an example in C++ to illustrate both.
- Write the full forms of the following :