নিচের কোনটি multi-tasking operating system নয়?
উত্তর: ঘ) DOS
- ক) Windows
- খ) Linux
- গ) Windows NT
- ঘ) DOS
ব্যাখ্যা
DOS is not multi-tasking. MS-DOS runs one program at a time for one user from a command line. Windows, Windows NT and Linux all switch the processor among many running programs, so several tasks appear to run together.
যে পরীক্ষায় এসেছে: BCS ২০১৮