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What are the three main purposes of an operating system?
What are the three main purposes of an operating system?
- Software installation, user authentication, and file encryption.
- Resource allocation, control program functions, and user program execution. (correct)
- Data storage, user interface design, and network management.
- Program execution, error handling, and hardware interaction.
When is it appropriate for the operating system to forsake efficient use of computing hardware?
When is it appropriate for the operating system to forsake efficient use of computing hardware?
- In single-user systems to optimize user interaction. (correct)
- When the system is idle.
- In multi-user systems for fairness.
- Never, as it always leads to inefficiencies.
What is the main difficulty in writing an operating system for a real-time environment?
What is the main difficulty in writing an operating system for a real-time environment?
- Balancing system load efficiently.
- Managing user permissions.
- Keeping the operating system within fixed time constraints. (correct)
- Ensuring compatibility with various hardware.
How does the distinction between kernel mode and user mode function as a form of protection?
How does the distinction between kernel mode and user mode function as a form of protection?
What is the primary function of the command interpreter in an operating system?
What is the primary function of the command interpreter in an operating system?
In the context of an operating system, what is 'thrashing'?
In the context of an operating system, what is 'thrashing'?
What does a microkernel approach in operating systems emphasize?
What does a microkernel approach in operating systems emphasize?
Which of the following is a characteristic of distributed operating systems?
Which of the following is a characteristic of distributed operating systems?
What is the main advantage of multiprogramming?
What is the main advantage of multiprogramming?
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