A system call is how a normal program asks the operating system kernel to do something privileged (like read a file, send data on a socket, allocate certain memory).
“System call” is a concept from operating‑system interfaces and kernel design.
A system call is how a normal program asks the operating system kernel to do something privileged (like read a file, send data on a socket, allocate certain memory).
“System call” is a concept from operating‑system interfaces and kernel design.