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CSCE 102 Exam 2 Questions and Answers Already Passed
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CSCE 102 Exam 2 Questions and Answers Already Passed What is a loop in programming? A control structure that repeats a block of code while a specified condition is true. How do you write a `while` loop in JavaScript? By using the `while` keyword followed by a condition in parentheses and...

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  • September 10, 2024
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  • 2024/2025
  • Exam (elaborations)
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CSCE 3600 - Exam 1 - Part 1 - Systems
Programming Overview Questions with
Verified Solutions
What is systems programming?


✔✔ The process of designing and implementing system software, such as operating systems and

utilities.




What is the role of an operating system?


✔✔ To manage hardware resources and provide services for application software.




What is a system call?


✔✔ A mechanism that allows user-level programs to request services from the operating system.




What is the difference between user mode and kernel mode?


✔✔ User mode is for running applications, while kernel mode has unrestricted access to

hardware and system resources.




What is the purpose of a linker in systems programming?


1

, ✔✔ To combine object files into a single executable and resolve external references.




What is a process in the context of operating systems?


✔✔ An instance of a program in execution, including its code, data, and execution state.




What is a context switch?


✔✔ The process of saving and restoring the state of a process so that execution can be resumed

from the same point later.




What is virtual memory?


✔✔ A memory management technique that provides an application with the illusion of a large,

contiguous memory space.




What is a file descriptor?


✔✔ An integer handle used to identify an open file or other input/output resource in a program.




What is the purpose of a device driver?


✔✔ To facilitate communication between the operating system and hardware devices.


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