Identify the major functions of the operating system.
(A) Memory management
(B) Data management
(C) Provides user interface
(D) Data collection from field
(E) Evaluates the system's health
Choose the correct answer from the options given below :
1
(B), (C) and (E) only
2
(A), (B), (C) and (E) only
3
(B), (C) and (D) only
4
(B), (C), (D) and (E) only