
Mastering C++ Standard Library Features [Video] - Smart Pointers – What Problem Do They Solve?
Interactive Video
•
Information Technology (IT), Architecture
•
University
•
Practice Problem
•
Hard
Wayground Content
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7 questions
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1.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
What is a major problem with using the new and delete keywords in C++?
They can lead to memory leaks and double free errors.
They are too slow for modern applications.
They are not compatible with modern compilers.
They do not support object-oriented programming.
2.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
What happens if you forget to use the delete keyword after using new?
The program will automatically free the memory.
The program will crash immediately.
The memory will remain allocated, causing a memory leak.
The compiler will throw an error.
3.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
What is a double free error?
Freeing the same memory location more than once.
Freeing memory that was never allocated.
Allocating memory without using it.
Using memory after it has been freed.
4.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Why do raw pointers increase cognitive overhead for developers?
They require developers to track memory ownership manually.
They automatically manage memory.
They require less documentation.
They are easier to use than smart pointers.
5.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
What is a common issue when using pointers in function interfaces?
They automatically handle memory allocation.
They require exhaustive documentation to avoid confusion.
They simplify the function's logic.
They make the function run faster.
6.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
How do smart pointers help in C++?
They make the code run faster.
They are compatible with all programming languages.
They solve memory management issues and reduce errors.
They are easier to write than raw pointers.
7.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
What is the main takeaway regarding manual memory management?
It is faster than using smart pointers.
It is error-prone and can lead to security bugs.
It is only suitable for small programs.
It is the best way to manage memory in C++.
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