An interface between the user or an application program, and the system resources is
A. microprocessor
B. microcontroller
C. multimicroprocessor
D. operating system
Answer:A
An interface between the user or an application program, and the system resources is
A. microprocessor B. microcontroller C. multimicroprocessor D. operating system
Explanation: The operating system acts as interface, and is an important program that resides in the computer memory.