To access the services of operating system, the interface is provided by the ___________
A. System calls
B. API
C. Library
D. Assembly instructions
Answer:A
To access the services of operating system, the interface is provided by the ___________
A. System calls B. API C. Library D. Assembly instructions
Explanation: To access services of the Operating System an interface is provided by the System Calls. Generally, these are functions written in C and C++. Open, Close, Read, Write are some of most prominently used system calls.