CSC301 Final Exam Questions and
Answers 100% Pass
Why is memory management important in an operating system?
Memory management ensures efficient allocation of memory to processes and helps prevent
crashes and memory leaks.
What does a process scheduler do?
A process scheduler manages th...
CSC301 Final Exam Questions and
Answers 100% Pass
Why is memory management important in an operating system?
✔✔Memory management ensures efficient allocation of memory to processes and helps prevent
crashes and memory leaks.
What does a process scheduler do?
✔✔A process scheduler manages the execution order of processes, optimizing system
performance and resource use.
How does virtual memory enhance system performance?
✔✔Virtual memory allows a system to use disk space as additional memory, enabling larger
programs to run smoothly.
What is a system call?
✔✔A system call is a way for programs to request services from the operating system, such as
file access or device management.
1
,What is a deadlock in an operating system?
✔✔A deadlock occurs when two or more processes are waiting on each other to release
resources, causing them to be stuck indefinitely.
How does an interrupt work in an operating system?
✔✔An interrupt signals the processor to stop its current activities and execute a specific task,
often to handle I/O operations.
What is the purpose of a file system?
✔✔A file system organizes and manages files on a storage device, enabling easy access and
modification.
Why is CPU scheduling necessary?
✔✔CPU scheduling optimizes the use of the processor by determining which processes should
run at any given time.
What is the difference between a process and a thread?
✔✔A process is an independent program with its own memory space, while a thread is a
lightweight sub-unit within a process that shares memory.
2
, What does swapping mean in an operating system?
✔✔Swapping is the process of moving data between main memory and disk to free up space for
active processes.
What is the role of a device driver?
✔✔A device driver acts as an intermediary between the operating system and hardware devices,
allowing communication and control.
How does a multi-user operating system function?
✔✔A multi-user operating system allows multiple users to access and use system resources
simultaneously.
What is the difference between multitasking and multiprocessing?
✔✔Multitasking allows multiple processes to run concurrently on a single CPU, while
multiprocessing uses multiple CPUs to run processes simultaneously.
Why is paging used in memory management?
3
The benefits of buying summaries with Stuvia:
Guaranteed quality through customer reviews
Stuvia customers have reviewed more than 700,000 summaries. This how you know that you are buying the best documents.
Quick and easy check-out
You can quickly pay through credit card or Stuvia-credit for the summaries. There is no membership needed.
Focus on what matters
Your fellow students write the study notes themselves, which is why the documents are always reliable and up-to-date. This ensures you quickly get to the core!
Frequently asked questions
What do I get when I buy this document?
You get a PDF, available immediately after your purchase. The purchased document is accessible anytime, anywhere and indefinitely through your profile.
Satisfaction guarantee: how does it work?
Our satisfaction guarantee ensures that you always find a study document that suits you well. You fill out a form, and our customer service team takes care of the rest.
Who am I buying these notes from?
Stuvia is a marketplace, so you are not buying this document from us, but from seller BrilliantScores. Stuvia facilitates payment to the seller.
Will I be stuck with a subscription?
No, you only buy these notes for $9.99. You're not tied to anything after your purchase.