What is control system

Overview Access Control Matrix model Discretionary Access Control (DAC) Mandatory Access Control (MAC) and an example model Role Based Access Control (RBAC) Access Control in Unix Sep 2009 Information Security by Van K Nguyen Hanoi University of Technology 2 .What is AC Quote from Ross Anderson (text “Security Engineering”) Its function is to control which principals (persons, processes, machines, …) have access to which resources in the system -- which files they can read, which programs they can execute, and how they share data with other principals, and so on....

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Lecture "Fundamentals of control systems - Chapter 1: Introduction" presentation of content: What is control system, control principle, components off control systems, examples of control systems, review of complex variables and Laplace transform.

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Chapter 4 - Automatic control. Chương này gồm có những nội dung chính sau: What automatic control is, automatic control theory, process control, stability, controllers: pid controllers, optimal control, adaptive control.

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What is a feedback? Good Feedback Makes Excellence More Visible Clarity of Feedback Good intention Level one: positive and negative feedback Level two: Shift controlling feedback to in informative feedback Level three: Co-designing feedback system The Need for Imagination Don’t have to be slave (phụ thuộc) to praise

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cacls /T /E /G administrator:F d:\users\*.* Cacls will add Full Control for the adminsitrator account all files and subfolders in the Users folder of the D:\ drive. cacls /T /E /R Everyone d:\users Cacls will remove all permissions for the 'Everyone' group in all files and subfolders in the Users folder of the D:\ drive. Be sure to use the /E switch when you are just making modifications to a specific account or group. Without the /E switch, your settings will replace the current security with only what is specified. ...

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When installing a manually configured adapter, what information must you know to avoid resource conflicts? A. IRQ B. Number of bits C. Base I/O port address D. Base Memory address E. Operating System 2) Which IRQ is usually assigned for the primary IDE hard disk controller? A. 5 B. 7 C. 9 D. 14 E. 15 3) Which IRQ is assigned to the first serial port?

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Within APEC little is known on the introduction of marine pests. Little practical information on measures to prevent introductions. Lack of knowledge in what individual countries are doing. Need to have information on what measures economies have implemented. What would be most useful to APEC Economies. Explore development of agreed regional strategic measures.

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