The ________ abstract classes are Unicode character-based streams.

Which of the following is a type of malware that targets Android systems by including adware with popular applications?

A) Fin Fisher B) Net Bus C) Game Over Zeus D) She dun

Declare a stack template container to hold values of type double using the list container. Write the necessary include and using statements. Mention any appropriate cautions about syntax.

What will be an ideal response?