Exam 4: Processor Management
Exam 1: Introducing Operating Systems50 Questions
Exam 2: Memory Management: Early Systems50 Questions
Exam 3: Memory Management: Virtual Memory50 Questions
Exam 4: Processor Management50 Questions
Exam 5: Process Management50 Questions
Exam 6: Concurrent Processes50 Questions
Exam 7: Device Management50 Questions
Exam 8: File Management50 Questions
Exam 9: Network Organization Concepts50 Questions
Exam 10: Management of Network Functions50 Questions
Exam 11: Security and Ethics50 Questions
Exam 12: System Management50 Questions
Exam 13: Unix Operating System50 Questions
Exam 14: Ms-Dos Operating System50 Questions
Exam 15: Windows Operating Systems50 Questions
Exam 16: Linux Operating System50 Questions
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The transition from one job or process status to another is initiated by either the Job Scheduler or the Process Scheduler.
Free
(True/False)
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Correct Answer:
True
CPU-bound jobs (such as printing a series of documents) have many brief CPU cycles and long I/O cycles.
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(True/False)
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Correct Answer:
False
From HOLD, the job moves to WAITING when it's ready to run but is waiting for the CPU.
(True/False)
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No movement between queues is a very simple policy that rewards those who have ____ jobs.
(Multiple Choice)
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Each job is uniquely identified by the user's identification and a pointer connecting it to its descriptor.
(True/False)
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Aging is used to ensure that jobs in lower-level queues will eventually complete their execution.
(True/False)
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An I/O request is called a(n) ____ wait in multiprogramming environments.
(Multiple Choice)
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It is possible to minimize response time by running only interactive jobs and letting the batch jobs wait until the interactive load ceases.
(True/False)
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Shortest job next (SJN) is a nonpreemptive scheduling algorithm (also known as shortest job first, or SJF) that handles jobs based on the length of their CPU cycle time.
(True/False)
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Queues use ____ to track jobs the same way customs officials use passports to track international visitors.
(Multiple Choice)
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In round robin scheduling, if processing isn't finished when time expires, the job is preempted and put at the end of the READY queue and its information is saved in its PCB.
(True/False)
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The transition from ____ is initiated by the Process Scheduler or the Job Scheduler.
(Multiple Choice)
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When using priority scheduling, priorities are assigned to jobs by the owner of the job (the user).
(True/False)
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When the job is accepted by the system, it's put on ____ and placed in a queue.
(Multiple Choice)
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As a job moves through the system it is always in one of five states (or at least three); these are called the job status or the process status.
(True/False)
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The process state contains all of the data about the job needed by the operating system to manage the processing of the job.
(True/False)
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