Is it possible to create class instance placed at a particular location in memory?

class foo { foo(){}; }; class boo : public foo { boo() : foo() {}; }; which standard allows compilation of this code.

What is value of x, if sizeof(int) == 4? unsigned int a = 0x98765432; unsigned int x = a >> 33;

Output of the program? int a, b = 3; const int& ar[]= {a, b}; ar[0] = 2; std::cout << ar[0];

std::vector<int> v(10); std::iota(v.begin(), v.end(), 10); What is the content of vector v?

Which function always returns an rvalue reference from 'x', which can be used to indicate the object is going to be destroyed soon?

A ____ exception occurs when code attempts to divide a number by zero.

A ____ defines the name and data type of program variables.

The value of the expression 17 % 7 is ____.

The __________ function returns the smallest integer that is greater than or equal to the number.

A subscript is a(n) _____.