Answer: Scope resolution operator(::)
Explanation: A member function and the constructor can be called within the function easily but for the execution of the these components outside the class , a special operator is required to call the functions. The scope resolution operator(::) preceding with the name of class is thus used for defining of the function outside class.This operator maintains the cope of the function and constructor outside the class.
Answer:
It is a bar where you can see all of your tasks or pinned items.
Explanation:
<span>b. Application software
Applications are type of software that are installed in a specific operating system of a computer that deviates from those system software installed together with the system itself. These third-party applications are necessary for other functions such as entertainment, business, leisure and other needs addressing of which the system software can't provide.
Examples:
Microsoft Office Word, Excel, Powerpoint</span>
They changed the world by innovating new technology to help humans with special things such as surgery robots and made energy efficient light bulbs.