Online courses directory (13677)

Develop the skills and strategies you need to become an integral part of one of America's fastest growing service sectors.

Course on Basics of Nuclear Power Generation, Nuclear Fission, Nuclear Power Plants and Nuclear Thermodynamics Principle

Most mathematical models of science and engineering problems cannot be solved exactly or they take too long to solve exactly. Learn how to solve the models approximately.

Learn how to find approximate solutions to mathematical models that cannot be solved exactly or need a long time to find an exact solution.

This free online course Introduction to Occupational Hygiene presents you with the history of occupational hygiene and the importance of understanding how to control health risks. The increase in industrial activity in developing countries means that there are more people exposed worldwide and technological advancements present new hazards in the workplace. This course introduces you to the skills and knowledge necessary to become aware of the health risks surrounding your workplace environment.<br /><br />The course begins by explaining occupational hygiene. You will learn about major milestones that occurred in the history of occupational hygiene and the importance of occupational hygiene. The course then introduces you to human physiology and industrial diseases. You will study different organs of the body and how each can be affected by chemical and physical hazards.<br /><br />The course will then introduce you to the fundamentals of toxicology and hazardous substances. In this section, you will learn about how different processes that occur in the workplace can contribute to health issues. You will also learn how to gather information to assess health risks in the workplace.<br /><br />This course will be of great interest to professionals working in occupational hygiene, health and safety, and workplace safety. It will also be of interest to all learners who are interested in a career in occupational hygiene or related areas.<br />

Introduction to Openness in Education provides a broad overview of the ways in which openness impacts many areas of education

Introduction to Operating Systems is a graduate-level introductory course in operating systems. This course teaches the basic operating system abstractions, mechanisms, and their implementations. The core of the course contains concurrent programming (threads and synchronization), inter process communication, and an introduction to distributed operating systems. The course is split into four sections: (1) Introduction, (2) Process and Thread Management, (3) Resource Management and Communication, and (4) Distributed Systems.

In this free online course Introduction to Operating Systems you will learn about operating systems and the role they play in a computer system. <br /><br />The course begins by introducing you to Operating Systems (OS) and their function. You will learn about where an OS occurs in the layers of a computer system. You will learn about different operating system types, about hardware addresses and the three types of addresses you can use. You will be introduced to the concept of hardware abstraction and the advantages of abstraction. You will also learn about an OS as a resource manager and what it involves. <br /><br />Next, you will be introduced to processes and system calls, and how they access the kernel for user processes. You will learn about an Operating System Structure, the modules of the structure and about two different types of OS structures. You will learn about the Central Processing Unit (CPU) and how it is considered the most critical resource in the computer system. You will learn how the CPU is shared between different applications. You will learn about multiprogramming and multitasking and how these methods work differently to sharing a single CPU.<br /><br />This free Alison course will be of great interest to any computer science and engineering students or any learner who wishes to learn more about operating systems.<br /><br />Perquisites: The learner will need a understanding of C programming and a good understanding of computer organisation and architecture. <br />

In the free online course Introduction to Operating Systems Processes you will learn a how processes work in an operating system. You will learn about creating a process and the relationships between processes.<br /><br />The course begins by introducing you to processes in a computer system. You will learn what a process is and about the user space and kernel space. You will learn about how a process in stored in RAM and about the metadata the kernel keeps about each process. You will learn about how the operating system creates a process and about the fork system call for cloning processes. <br /><br />Next, you will learn about the parent-child relationship between cloned processes. You will learn about exiting a process and the different ways to do it. You will learn about how processes are created in the xv6 operating system and what happens when a process is terminated in a xv6 system. You will learn about an ELF executable what it is and contains.<br /><br />This course will be of great interest to computer science and engineering students who would like to learn more about operating system processes.<br /><br />Perquisites: Learner will need to have completed the previous courses in 'Introduction to Operating systems' and 'Introduction to Memory Management'.

Learn how to use the Oracle database management system to plan, organize, and manage your data.

Covering the Basic Architecture, Roles, and Processes of Being an Oracle Database Administrator

Learn about modifiers, qualifiers, pricing entities and price books

Oracle Service Contracts enables you to create and manage the Service Agreements, Warranties, Extended Warranties.

Learn the basics of using the SQL language on an Oracle database with these easy-to-follow lessons and examples.

How to become an effective and efficient manager.

This course provides an introduction to osteopathic medicine designed to inform future osteopathic med students, potential patients, and non-osteopathic medical professionals of the methods and practices in the field.

Security expert teaches the fundamentals of PC and network security.

Learn to decipher and solve almost any problem with your PC.

Learn how to perform everyday accounting tasks quickly and easily using Peachtree Accounting 2012.

What authentic performance based equipment training looks like and what it takes to create and deliver it.