What is a string?
Correct Answer: B. A sequence of characters
MCQ Collection
Programming Fundamentals MCQs
Programming Fundamentals MCQs for variables, loops, functions, arrays, and basic logic building.
What is a dangling pointer?
Correct Answer: A. A pointer that refers to memory no longer valid
If int x=5 and int *p=&x, what does p store?
Correct Answer: B. The address of x
How are C strings terminated?
Correct Answer: C. With a null character
What is a memory leak?
Correct Answer: B. Allocated memory that is no longer reachable or freed
What is pointer arithmetic based on?
Correct Answer: D. The size of the pointed-to type
What is the null character written as in C?
Correct Answer: B.
Which memory area is often used for dynamic allocation?
Correct Answer: D. Heap
What is the relationship between arrays and pointers in C/C++?
Correct Answer: A. Array names can behave like pointers to first elements
Which C++ type is commonly used for easier string handling?
Correct Answer: B. std::string
Which memory area commonly stores function call information?
Correct Answer: A. Stack
Which is safer in modern C++ than raw dynamic arrays for many cases?
Correct Answer: D. std::vector