OS Unit 2 Scheduling

Which module gives control of the CPU to the process selected by the short-term scheduler?

• dispatcher

• interrupt

• scheduler

The processes that are residing in main memory and are waiting to execute are kept on a list called _____________

• job queue

• ready queue

• execution queue

• Wait queue

The processes that are waiting to perform an I/O operation are kept on a list called _____________

• job queue

• ready queue

• execution queue

• Wait queue

The interval from the time of submission of a process to the time of completion is termed as ____________

• waiting time
  

• turnaround time
  

• response time
  

• throughput

Which scheduling algorithm allocates the CPU first to the process that requests the CPU first?

• first-come, first-served scheduling
  

• shortest job scheduling
  

• priority scheduling

• RR Scheduling

In priority scheduling algorithm ____________

• CPU is allocated to the process with highest priority
  

• b) CPU is allocated to the process with lowest priority
  

• Equal priority processes can not be scheduled

The following algorithm is termed as Preemptive FSFS

• SJF

• RR

• Priority

If a process can be stopped in the middle, it is called as

• Preemptive

• Non-Preemptive

In priority scheduling algorithm, when a process arrives at the ready queue, its priority is compared with the priority of ____________

• all process
  

• currently running process
  

• parent process
  

• init process

Which algorithm is defined in Time quantum?

• shortest job scheduling algorithm

• round robin scheduling algorithm

• priority scheduling algorithm

• multilevel queue scheduling algorithm