Q180
What is the function of an operating system?
A.
Manages computer’s resources very efficiently
B.
Takes care of scheduling jobs for execution
C.
Manages the flow of data and instructions
D.
All of the above
AnswerAnswer: Option D
Solution
Answer: Option D
Solution:
An operating system has three main functions:(A) manage the computer's resources, such as the central processing unit, memory, disk drives, and printers,
(B) establish a user interface, and
(C) execute and provide services for applications software.