1. Singleton Design pattern 2. Virtual function mechanism 3. function overloading in inheritence 4. Copy Constructor, why it is required 5. Sort liked list containing 0 1, 2 6. Apples, Oranges, Apples+Oranges in carets. Labels are wrong . Pick one fruit from any caret and correct the labels. 7. Pure Virtual Functions 8. Abstract class and its use And in Second Telephonic round they asked 1. Singleton Design Pattern (how it is destructed, thread safe, where to put mutex) 2. Robot to traves the several dots on a paper. ( I Think it can be done by minimum spannnig tree) 3. fibonacci series implementation 4. difference between composition and aggregation 5. use case of private inheritence But they asked me to give them a exact code snipped on phone which is not possible. :D :D
