Unit Name: Concepts and Features of Operating Systems
Unit Code: J/650/8552
Level: 4 Â Â
Credit: 10Â Â Â Â Â
GLH: 40
Please click the following link for downloading the Specifications for ATHE Level 4 Computing:
ATHE Level 4 Computing Specification v1.0 091023
Unit Aims:Â
This unit helps learners understand the concepts, main functions and features of different Operating Systems (OS). It identifies their security functions and associated security features.
Concepts and Features of Operating Systems Video 1:
Course Curriculum
| 1. Understand the concept of Operating Systems (OS). | |||
| 1.1 Explain the purpose of an operating system. Details | 00:00:00 | ||
| 1.2 Identify the common types of operating systems. Details | 00:00:00 | ||
| 1.3 Explain how the operating system is loaded when the computer is turned on. Details | 00:00:00 | ||
| 2. Understand the main functions and features of different Operating Systems (OS). | |||
| 2.1 Identify the main OS functions. Details | 00:00:00 | ||
| 2.2 Explain how the OS allocates resources to run programs. Details | 00:00:00 | ||
| 2.3 Explain how the OS supports multiple users. Details | 00:00:00 | ||
| 2M1 Explain the operating system processes used when a user copies a file from one location to another. Details | 00:00:00 | ||
| 2D1 Evaluate how timesharing techniques are used to allocate the use of the CPU to enable the OS and at least three separate user processes A, B and C to run at the same time. Details | 00:00:00 | ||
| 3. Understand security functions and associated security features. | |||
| 3.1 Explain how user accounts and permissions are used to ensure security. Details | 00:00:00 | ||
| 3.2 Explain how read/write/execute attributes are used to manage access to processes and files. Details | 00:00:00 | ||
| 3.3 Explain why it is important to ensure that the OS is kept up to date. Details | 00:00:00 | ||
| 3M1 Analyse the difference between user mode and kernel mode and explain how it is used to ensure system security. Details | 00:00:00 | ||
| Slides for Concepts and Features of Operating Systems | |||
| Lectures for Concepts and Features of Operating Systems | |||
| Assignment Brief for Concepts and Features of Operating Systems | |||
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