Virtual Memory and Mass Storage | Free Online Course | Alison
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Virtual Memory and Mass Storage in Operating Systems

The free online course on the components of virtual memory and the functions of mass storage in operating systems.

Operating Systems
Free Course
This free online course on virtual memory and mass storage in operating systems provide a comprehensive guide on the importance of virtual memory policy in operating systems. Learn about the stages of demand paging and the major activities of demand paging in operating systems. Learn also about the hierarchy of storage devices in operating systems. Start this course to improve your knowledge of demand paging and mass storage in operating systems.
  • Duration

    2-3 Hours
  • Certification

    Yes
  • Publisher

    NPTEL
  • Accreditation

    CPD

Description

Modules

Outcome

Certification

View course modules

Description

This free online course on virtual memory and mass storage in operating systems will begin by introducing you to the background of virtual memory as well as the need for virtual address space in operating systems. You will learn about the function of demand paging, the different steps to follow in handling demand paging, and the different activities that demand paging performs in an operating system.

Then, this course will also introduce you to how page replacement occurs in a virtual environment. You will learn about the different schemes of page buffering algorithms along with the application of page buffering algorithms to page replacement. Furthermore, this course will teach you about the different types of mass storage that are found in operating systems as well as the functions of the disk scheduling operating system.

Finally, this course will introduce you to the concept of RAID structure along with the levels of RAID structure in operating systems. This course will then improve your knowledge of the various operations that can be carried out in a directory and how to organize a directory in operating systems. Begin this course and improve your knowledge of the functions of demand paging as well as mass storage in operating systems.

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Learning Outcomes

Having completed this course, you should be able to:


  • Discuss the background and objectives of virtual memory.
  • Explain the stages of demand paging and the performance of demand paging.
  • Discuss page replacement and page replacement policies.
  • Explain the least recently used and page buffer algorithms.
  • Discuss why demand paging works and the effect of thrashing.
  • Discuss how to improve the page fault rate.
  • Discuss the concept of mass storage in an operating system.
  • Explain secondary storage in an operating system.
  • Discuss the RAID structure and the RAID level.
  • Explain the concept of disk scheduling.
  • Identify the various operations performed on the directory.
  • Explain the scan algorithm in disk scheduling.

Certification

All Alison courses are free to enrol, study and complete. To successfully complete this Certificate course and become an Alison Graduate, you need to achieve 80% or higher in each course assessment. Once you have completed this Certificate course, you have the option to acquire an official Certificate, which is a great way to share your achievement with the world. Your Alison Certificate is:

Ideal for sharing with potential employers - include it in your CV, professional social media profiles and job applications
An indication of your commitment to continuously learn, upskill and achieve high results
An incentive for you to continue empowering yourself through lifelong learning

Alison offers 3 types of Certificates for completed Certificate courses:

Digital Certificate - a downloadable Certificate in PDF format, immediately available to you when you complete your purchase
Certificate - a physical version of your officially branded and security-marked Certificate, posted to you with FREE shipping
Framed Certificate - a physical version of your officially branded and security-marked Certificate in a stylish frame, posted to you with FREE shipping

All Certificates are available to purchase through the Alison Shop. For more information on purchasing Alison Certificates, please visit our FAQs. If you decide not to purchase your Alison Certificate, you can still demonstrate your achievement by sharing your Learner Record or Learner Achievement Verification, both of which are accessible from your Dashboard. For more details on our Certificate pricing, please visit our Pricing Page.

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