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القناة الأساسية
@stepbystep001

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Wait queue contains processes waiting to execute on a CPU
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It asks the OS to delete it by using the …system call
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start
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run
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exit
in direct communication link A link is associated with … processes
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0
21%
1
62%
2
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+2
in indirect communication link A link is associated with … processes
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1
7%
0
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+2
15%
2
• Thread pool. works well for asynchronous (cooperating) tasks
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A thread is a ... sequence of execution
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single
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multiple
We can cal global variables as an automatic variables.
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Consider Car is a class, from the following line: Car mycar = new Car();
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mycar is an object
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mycar is a reference for object
mycar is a variable, hold the reference and stored in stack
A process can’t create several new processes
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if an interrupt occurs to a process and its state is 'Running', it turns into ......... state.
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Waiting
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Ready
Context switch time is a benefit because our multi-core processors need to have a rest from time to another to keep its efficiency.
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The process of starting a computer by loading the kernel
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System Boot
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System Calls
Cascading termination means that if a process terminates, most of its children must be terminated as well due to memory low space
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Stores state information when an interrupt occurs.
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CPU registers
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CPU-scheduling
Easier to implement at the system-level
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Fixed-sized
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Variable-sized
in asymmetric addressing, both sender and receiver name each other.
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Derived Channel
in asymmetric addressing, both sender and receiver name each other.
symmetric -> متماثل
ممكن بالعامية كدا أنهم حاجتين متطابقين \متماثلتين، ومادام هما حاجتين فهنا في ال symmetric addressing لازم أكون عارف حاجتين:
1. المرسل هيبعت لمين
2. والمستقبل هيستقبل من مين
asymmetric addressing, only the sender names the receiver process.
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84%
T
16%
F