1. Which of the following statements in C++ is used to exit from a loop immediately? A) continue B) goto C) break D) exit Answer: C) break 2. The continue statement in C++ causes the program to: A) Exit from the current loop B) Terminate the program C) Skip the rest of the loop body
1. Which of the following operators cannot be overloaded in C++? A) + B) C) :: D) () Answer: C) :: 2. What is the associativity of the assignment operator (=) in C++? A) Left to Right B) Right to Left C) Top to Bottom D) Undefined Answer: B) Right to Left 3. The
1. What is the output of this code? int main(){ int a = 5; if(a > 3) if(a < 10) cout << “X”; else cout << “Y”; else cout << “Z”; } A) X B) Y C) Z D) Compiler error Answer: A 2. Which statement is true about the continue statement inside a for
1. Which of the following is guaranteed by the C++ standard about the size of char? A) sizeof(char) may be greater than sizeof(int) B) sizeof(char) is always 2 bytes C) sizeof(char) is always equal to sizeof(short) D) sizeof(char) is defined to be 1 (as the unit of size) Answer: D) sizeof(char) is defined to be
1. Which of the following is a valid variable name in C++? A) 9count B) total$sum C) count_9 D) int Answer: C) count_9 2. What is the correct keyword to define a constant variable in C++? A) static B) final C) define D) const Answer: D) const 3. What is the storage class specifier that
1. Which of the following is a valid identifier in C++? A) 123name B) name@cpp C) _result D) for Answer: C) _result 2. In C++, identifiers can begin with which of the following characters? A) A digit B) A special character (#, $, @) C) An underscore or an alphabet D) A space Answer: C)
Q1. In C++, the smallest individual unit in a program is known as a: A) Identifier B) Keyword C) Token D) Character Answer: Token Q2. Which of the following is not a category of tokens in C++? A) Keywords B) Identifiers C) Literals D) Headers Answer: Headers Q3. Which of the following is a valid
1. Which of the following best describes polymorphism in OOP? A) A design pattern for UI components B) The ability of a function to access private data C) The ability of different objects to be treated through a common interface D) A mechanism to prevent subclassing Answer: C — The ability of different objects to
1. An abstract class in OOP is best described as: A) A class that cannot contain methods. B) A class that may contain abstract methods and cannot be instantiated directly. C) A class that has no data members. D) A class that always has only static methods. Answer: B 2. Which of the following statements
1. Which of the following best describes encapsulation in object-oriented programming? A) Exposing all fields of a class for easy access B) Combining data and methods that operate on that data into a single unit and restricting access to some of the object’s components C) Inheriting behaviour from multiple parent classes D) Writing only static
