Question 31 : In a multiprogramming environment :
1. the processor executes more than one process at a time
2. the programs are developed by more than one person
3. more than one process resides in the memory
4. a single user can execute many programs at the same time
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Question 32 : In a time-sharing operating system, when the time slot given to a process is completed, the process goes from the running state to the :
1. Blocked state
2. Ready state
3. Suspended state
4. Terminated state
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Question 33 : The only state transition that is initiated by the user process itself is :
1. block
2. wakeup
3. dispatch
4. none of the mentioned
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Question 34 : The primary distinction between the short term scheduler and the long term scheduler is :
1. The length of their queues
2. The type of processes they schedule
3. The frequency of their execution
4. None of the mentioned
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Question 35 : What is a short-term scheduler ?
1. It selects which process has to be brought into the ready queue
2. It selects which process has to be executed next and allocates CPU
3. It selects which process to remove from memory by swapping
4. None of the mentioned
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Question 36 : What is a medium-term scheduler ?
1. It selects which process has to be brought into the ready queue
2. It selects which process has to be executed next and allocates CPU
3. It selects which process to remove from memory by swapping
4. None of the mentioned
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Question 37 : If all processes I/O bound, the ready queue will almost always be ______ and the Short term Scheduler will have a ______ to do.
1. full,little
2. full,lot
3. empty,little
4. empty,lot
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Question 38 : What is a long-term scheduler ?
1. It selects which process has to be brought into the ready queue
2. It selects which process has to be executed next and allocates CPU
3. It selects which process to remove from memory by swapping
4. None of the mentioned
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Question 39 : When a process terminates :
1. It is removed from all queues
2. It is removed from all, but the job queue
3. Its process control block is de-allocated
4. Its process control block is never de-allocated
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Question 40 : When the process issues an I/O request :
1. It is placed in an I/O queue
2. It is placed in a waiting queue
3. It is placed in the ready queue
4. It is placed in the Job queue
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