IT Systems Flashcard

Front

Computer Operating System

Back

A type of software that manages computer hardware and software resources

Front

What is the difference between single and multi-user operating systems?

Back

Single-user systems support one user at a time, while multi-user systems support multiple users simultaneously

Front

What is the primary role of an operating system?

Back

To control the operation of the computer

Front

Example of a Single User, Multi-Task Operating System: Linux Server, Windows 10, IBM Mainframe, Unix

Back

Windows 10

Front

Example of a multi-user operating system:

Back

UNIX

Front

Applications where Real-Time Operating Systems are commonly used: Word processing, Traffic light control, Web browsing, Email management.

Back

Traffic light control

Front

Virtual memory

Back

A portion of the hard disk used as an extension of main memory.

Front

What role does the operating system play when running several applications at once?

Back

It assigns resources like processing time and memory.

Front

Examples of external threats to computer systems?

Back

Viruses and hackers

Front

What is the role of device drivers in an operating system?

Back

To allow peripherals to communicate with a computer