operating system | some best practice question

     OPERATING SYSTEM

     1)    Primitive scheduling is the strategy of temporally suspending a running process ?

    Before CPU time slice expires

    To allow starving process to run

    When it request I/O

     2)     which of the following explain the working of OS?

    It is event driven

    It is an object oriented

    It is procedure based system software

     3)    Blocking and caching are the terms associated with which OS functions respectively?

    MM &disk scheduling

    ICOS & disk scheduling

    ICOS & MM

     4)    Applications like banking & reservations required which type of OS?

    Real time

    Hard real time

    Soft real time

5)  which is not a goal of scheduling algorithm for different OS?

    fairness

    Max throughput

    Balance

     6)    Disadvantage of FCFS

    Convey effect

    No preemption

    Simplicity

    7)    what is the duration of time quantum in round robin scheduling?

    10 – 100 ms

    100 – 1000 ms

    1 – 1000 ms  

     8)    which is a valid page replacement policy

    LPU

    PU policy

    onlya