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Question 1
What is the primary purpose of the C++ Standard Template Library (STL)?
To provide low-level access to hardware
To offer a collection of pre-built, generic data structures and algorithms.
To replace the need for manual memory management
To enable object-oriented programming in C++.
Question 2
Which of the following is not a component of the Standard Template Library (STL) in C++?
Containers
Iterators
Classes
Algorithms
Question 3
How is the std::map class implemented in C++?
As a linked list
As an array
As a red-black tree
As a hash table
Question 4
What will happen when using at() with non-existing key?
Returns 0
Inserts new element
Returns garbage
Throws exception
Question 5
What is the complexity of the size() member function of the queue STL in C++?
O(1)
O(n)
O(log n)
O(n log n)
Question 6
What will be the output?
3
1
2
Error
Question 7
What is the output of the following code?
1 2 3 4 5
1 2 4 4 5
1 2 4 5
2 4 5
Question 8
Which operation removes the top element of a stack?
push()
pop()
top()
erase()
Question 9
What is the primary use of std:: pair in C++ STL?
To store multiple values of the same type
To store a pair of values, possibly of different types
To create dynamic arrays
To sort elements automatically
Question 10
In C++ STL terms, lower_bound(v.begin(), v.end(), x) returns:
First position > x
First position ≥ x
First position < x
Last position ≤ x
There are 14 questions to complete.
