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القناة الأساسية
@stepbystep001

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is responsible for moving the data between the peripheral devices that it controls and its local buffer storage
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80%
device controller
18%
system bus
3%
processor
refers to the use of high-speed memory to hold a copy of recently-accessed data
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10%
Cache coherency
87%
Caching
2%
copying
in the Instruction Execution Cycle the Decode step may store the execution result back in memory
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33%
T
67%
F
Controls the hardware and coordinates its use among the application programs
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3%
Hardware
7%
Application programs
89%
Operating system
The.............must be executed when the interrupt occurs
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13%
interrupt vector
12%
interrupt signal
61%
interrupt service routines
14%
trap
in a .........system , computers share storage and are closely linked via a LAN.
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84%
Clustered
4%
Multicore Systems
9%
Multiprocessor Systems
3%
Dual-Mode Operation:
in Dual-Mode Operation Privileged instructions can execute only in
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19%
user mode
81%
kernel mode.
Only the operating system can execute
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88%
kernel mode.
12%
user mode
If the running job needs to wait for an I/O operation, the OS picks another job to start execution
Anonymous Quiz
11%
Real-Time System
59%
Multiprogramming Systems
2%
Storage system
28%
I/O bound system
A distributedsystem has well-defined, fixed time constraints
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48%
T
52%
F
تقييمك لامتحان ال Os
Final Results
7%
سهل
52%
متوسط
42%
صعب
الجبر الخطي
Linear Algebra
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