Practice Role Of System Calls (1.3.5) - Introduction to Computer Systems and Performance
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Role of System Calls

Practice - Role of System Calls

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Practice Questions

Test your understanding with targeted questions

Question 1 Easy

What is a system call?

💡 Hint: Think about how applications interact with the OS.

Question 2 Easy

What does user mode restrict?

💡 Hint: Consider what permissions are limited in user mode.

4 more questions available

Interactive Quizzes

Quick quizzes to reinforce your learning

Question 1

What is the primary purpose of system calls?

To manage hardware directly
To request services from the OS
To run applications

💡 Hint: Remember how applications cannot directly access hardware.

Question 2

True or False: System calls allow user applications to execute any instruction.

True
False

💡 Hint: Think about the restrictions placed on applications in user mode.

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Challenge Problems

Push your limits with advanced challenges

Challenge 1 Hard

Analyze how the absence of system calls would affect modern operating systems.

💡 Hint: Think about what safeguards the OS provides.

Challenge 2 Hard

Create a flowchart outlining the process of a system call from initiation to completion.

💡 Hint: Break down each step clearly.

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Reference links

Supplementary resources to enhance your learning experience.