ISRO2014-39

Question

If only one memory location is to be reserved for a class variable, no matter how many objects are instantiated, then the variable should be declared as

• A. extern
• B. static
• C. volatile
• D. const

Answer 1

the answer is b . Static memebers of a class share same memory by all the object. if u want to check just make a class and define a variable static in it . else if u don't want to type here u go . check this post . http://www.learncpp.com/cpp-tutorial/811-static-member-variables/

Answer 2

answer is static