3

1

2

200 KB, 250 KB

300KB,400KB

200 KB, 300 KB

250KB, 300KB

Many to One model 

One to Many model

One to One model

Many to Many model

5

kernel threads are faster to create than user threads

kernel threads are easier to manage as well as create then user threads

none of the mentioned is correct

kernel threads are slower to create than user threads

I, II,III 

I only

III only

II only

Can go to safe or unsafe state based on sequence

None of the option

Safe state

Unsafe state

2^11

2^19

2^20

2^15