Answer:
Devices such as a smart card-based USB token, the SIM card in your cell phone, the secure chip in your contactless payment card or an ePassport are digital security devices
So the question ask on which of the following among the choices might happen if dispatchable threads were removed from the software hierarchy and the best answer among your choices is letter D. Background program would be dropped. I hope you are satisfied with your answer
When an important file is saved on two different computers, the name of the file that is housed on the second computer is 'back up'. Back up refers to the process of copying and archiving a particular computer data in order to have an extra copy to fall back on in the event of data loss. <span />
Answer:
public: virtual void print()=0;
Explanation:
An abstract class contains a pure virtual function. Pure virtual class cannot be instantiated but it can be subclassed and the subclass can provide an implementation of the function.
A virtual function declaration in the class is preceded by the virtual keyword. For example, virtual void print();
A pure virtual function declaration is followed by '=0;'
public: virtual void print()=0;