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COMMUNITIES AND ECOSYSTEMS:
Definitions:
- Species: a group of organisms that can interbreed and produce fertile offspring
- Habitat: environment in which a species normally lives or the location of a living organism
- Population: group of organisms of the same species that love in the same area at the same time
- Community: a group of populations living and interacting with each other in an area
- Ecosystem: a community and its abiotic environment
- Ecology: the study of the relationships between living organisms
Web Notes
1) The four sources of packet delay and the key factor(s) that affect each. (Section 1.4.1)
The total nodal delay = Processing delay at the node + queueing delay + transmission delay + propagation delay.
-Processing delay is caused by the processing that happens in the node (router, etc.) for things like checking bit errors and determining output link. This delay is minimal, as processing is usually less then 1 millisecond.
-Queueing delay occurs as packets stack up waiting to be transmitted. The amount
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Concurrent ProgrammingConcurrent programming is also known as multithreaded programming . Multithreaded or concurrent program has multiple threads running simultaneously and so may handle multiple tasks at the same time during execution. It’s not necessary to have a multiprocessor systems to run a multithreading program.
Threads can be created and declared in one of two ways:
By directly extending the java.lang.Thread class
2. By implementing the java.lang.Runnable interface.
Life Cycle of
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Write your text here!Effective delegation in an engineering organisation
What is Delegation?:
Pass responsibility to the appropriate person and give them control over their work, reduce interference and empower
Why delegate?:
i)Efficient use of resources and skills
ii)Vital for staff development, motivation and confidence
iii)Reduces staff frustration
iv)Increases your time for essential tasks
v)Reduces your stress
How to Delegate Effectively?
i)Require sound basis:
-Effective organisational structure
-Continuous
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-Enclosures: It was the process by which the new English landowners turned the open-fields shared by a community into private properties which were fenced. -Spinning Jenny: It was a spinning frame invented by James Hargreaves in 1764. -Power loom: Patented by Edmund Cartwright in 1785, -Self-acting spinning mule: It was a machine used in factories introduced by Richard Roberts in 1830 which allowed one single person to spin several threads of yarn at the same time. -Steamboat: Created by Robert
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