How many sustainable development Goals were set by UNDP

In the context of cloud computing, what is the main difference between containers and virtual machines? 

Consider the following Python code:

    def mystery(a, b):

        if a == 0:

            return b

Which system call is typically used by a parent process to wait for a child process to terminate?

In data analysis, a "sparse matrix" is often used. What is the defining characteristic of a sparse matrix?

State true or false

This scheduling algorithm is not ideal for time sharing systems.

Which of the following is a type of polymorphism achieved through method overloading?

A C function print_matrix(int rows, int cols, int matrix[rows][cols]) is designed to print a matrix.

#include

Which of the following sorting algorithms has the best worst-case time complexity of O(n log n)?

Which of the following best describes the "Ready" state of a process?

Consider the following Python code:

from abc import ABC, abstractmethod

class Shape(ABC):

    @abstractmethod