Question Detail Data members and member functions are enclosed within ? unionstructureclassarray Answer: Option C Similar Questions : 1. Which is more memory efficient ? structureunionboth use same memorydepends on a programmer Answer: Option B 2. Which of following valid option will not return a value in c++ ? freevoidemptynull Answer: Option B 3. When a derived class inherits from many base classes, this process is known as ? multiple inheritancemultilevel inheritancedefault inheritancemultiplex inheritance Answer: Option A 4. Even if we define a function in a class, then also we need to declare it first. TrueFalse Answer: Option BExplanation:If we define a function in a class, then also we do not need to declare it first. 5. Operator overloading is ? giving new meaning to existing c++ operatorsmaking c++ operators work with objectsgiving c++ operators more than they can handlemaking new c++ operators Answer: Option A Read more from - C++ Programming Questions Answers - Set 2