How to Create HND in Software Engineering | Operating Systems BTEC LEVEL 5 UNIT 49 Assignment
How to Create HND in Software Engineering | Operating Systems BTEC LEVEL 5 UNIT 49 Assignment
Report
A primary software which manages all the software and hardware of a computer is an operating system. The operating system is also known as “OS”. The operating system is basically the bridge between the hardware and the users of the computer.
Table of Contents
Table of Figures:
1. Explore what an Operating System is
What Does an Operating System Do?
Operating Systems Aren’t Just for PCs
Where Do Operating Systems End and Programs Begin?
The Core of an Operating System is the Kernel
What’s the Difference Between Firmware and an OS?
2. Research the evolution of Operating Systems.
3. Discuss the importance of Operating Systems.
Operating System Basics
Operating System Options
4. Critically evaluate with an aid of a diagram(s) an algorithm that can be used to manage resources in an Operating System.
OS as a platform for Application programs:
Managing Input-Output unit:
Consistent user interface:
Multitasking:
Functions of an Operating System
Processor Management:
Device Management:
Memory management:
Partitioning:
Virtual Memory:
File Management:
5. Research the process of Memory Management in an Operating System.
Process Address Space
Static vs Dynamic Loading
Static vs Dynamic Linking
Swapping
Memory Allocation
Fragmentation
External fragmentation
Internal fragmentation
Paging
Address Translation
Advantages and Disadvantages of Paging
Segmentation
6. Investigate the process of job scheduling.
Definition
Process Scheduling Queues
Job Queue
Ready queue
Device queues
Two-State Process Model
Schedulers
Long Term Scheduler
Short Term Scheduler
Medium Term Scheduler
Comparison among Scheduler
Context Switch
Operating System Scheduling algorithms
First Come First Serve (FCFS)
Shortest Job Next (SJN)
Priority Based Scheduling
Shortest Remaining Time
Round Robin Scheduling
Multiple-Level Queues Scheduling
7. Analyse and critically evaluate with the aid of a diagram, the importance of Resource Management in an Operating System to aid its efficiency.
Definition
Memory Management
Processor Management
Device Management
File Management
Other Important Activities
8. Discuss distributed Operating Systems.
9. Discuss Concurrent Operating Systems.
Coordinating access to shared resources
References:
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