System Administrator,
or simply sys-admin
or even more simply Admin
Analyst
Operator
An operating system (OS) operates and runs your computer e.g. Windows, Mac, Linux, Solaris etc...
The person who breaks into a computer system should be called a hacker. If he does with permission, he's a blackhat hacker, in contrary is a whitehat. The person who breaks into a software is a cracker.
System software
Standalone Operating System
The "kernel".
The group of programs that controls how your computer operates are called the operating system
we use computer programing to operates different logic in computer system
That's called a.... hacker.
A system is a system which operates the computer but a software is that which is supported by a system and we can operate a software with help of system.
An operating system (OS) operates and runs your computer e.g. Windows, Mac, Linux, Solaris etc...
computer system
A company that operates many hotels in different cities is usually called a chain, not a system.
A trade, an exchange, or barter. An economic system which operates without money is called a barter system.
The person who breaks into a computer system should be called a hacker. If he does with permission, he's a blackhat hacker, in contrary is a whitehat. The person who breaks into a software is a cracker.
A neurosurgeon operates on the nervous system.
A Hacker
computer is the physical thing that you see and touch, it is also called hardware. while the computer system, it is the computer applications and programs that you use it is also called the software.