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Questions and Answers
What is placed in a job queue?
What is placed in a job queue?
- A process waiting for an I/O device
- A process when it is created and enters in a system (correct)
- A process waiting for execution in the CPU
- A process being scheduled for removal from the CPU
What type of queue is used when a process is waiting for an I/O device?
What type of queue is used when a process is waiting for an I/O device?
- Job queue
- Ready queue
- Execution queue
- Device queue (correct)
Where is a process placed when it is waiting for execution in the CPU?
Where is a process placed when it is waiting for execution in the CPU?
- Device queue
- Ready queue (correct)
- Job queue
- Execution queue
Which component handles the removal of the running process from the CPU?
Which component handles the removal of the running process from the CPU?
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What is the main task of a scheduler?
What is the main task of a scheduler?
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What does a device queue contain?
What does a device queue contain?
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Study Notes
Scheduling Queues
- Scheduling queues hold processes or devices waiting for processing
- Job queue is the queue where a process is placed when it enters the system
- Device queue is a queue for multiple processes waiting for a particular I/O device, with each device having its own queue
Types of Queues
- Job Queue: holds newly created processes that have entered the system
- Ready Queue: holds processes waiting for execution in the CPU
- Device Queue: holds processes waiting for I/O devices to fulfill their I/O needs
Process Schedulers
- Process scheduling involves removing the running process from the CPU and selecting another process based on a particular strategy
- Schedulers are special system software that handle process scheduling in various ways
- Their main tasks include selecting jobs to be submitted into the system and deciding which process to run
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Description
Learn about the different types of scheduling queues in operating systems, including job queues, ready queues, and device queues.
