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Questions and Answers
What are the three ways in which operating systems can be classified?
What are the three ways in which operating systems can be classified?
- By color, size, and shape
- By price, brand, and features
- By number of tasks, number of users, and HCI (correct)
- By age, weight, and height
Which type of operating system only allows one user program to run at a time?
Which type of operating system only allows one user program to run at a time?
- Single program operating systems (correct)
- Multi-user operating systems
- Single user operating systems
- Multi-tasking operating systems
Which type of operating system allows multiple users to interact with the computer at the same time?
Which type of operating system allows multiple users to interact with the computer at the same time?
- Single user operating systems
- Multi-user operating systems (correct)
- Multi-tasking operating systems
- Single program operating systems
What is HCI?
What is HCI?
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Which type of HCI requires the user to type commands?
Which type of HCI requires the user to type commands?
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Which type of HCI provides the user with a list of options to choose from?
Which type of HCI provides the user with a list of options to choose from?
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Which type of HCI represents commands as icons on the screen and is user-friendly?
Which type of HCI represents commands as icons on the screen and is user-friendly?
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Study Notes
- Operating systems can be classified by number of tasks, number of users, and human-computer interface (HCI).
- Single program operating systems only allow one user program to run at a time.
- Multi-tasking operating systems allow one CPU to execute multiple programs at seemingly the same time.
- Single user operating systems are designed for use by only one person.
- Multi-user operating systems allow multiple users to interact with the computer at the same time.
- HCI refers to the method of interaction between the computer and user.
- Command line interfaces require the user to type commands.
- Menu-driven interfaces provide the user with a list of options to choose from.
- Graphical user interfaces (GUI) represent commands as icons on the screen and are user-friendly.
- Examples of operating systems include MS DOS, UNIX, Windows, Linux, and Apple Macintosh.
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