Introduction to File System
Similar discussion thread: http://www.techtud.com/doubt/what-easiest-way-solve-1-tn-tn4-t3n4
@gateaspirant, Expect it very soon.
Below is the great example on fork(). I hope you have gone through it:
bit explanation will be helpful.
From which test the questions do belong ?
@antonio, Can you please help me solving this ?
@jay_krishna, @digvijay, Please have a look.
as they r in proportion i.e a/b=c/d so ad=bc---------(i)
now solving (a-b)(a-c)/a = a^2-ac-ab+bc/a from eqn (i)
(a-b)(a-c) = a^2-ac-ab+ad
taking a common i.e a(a-c-b+d)/a
cancelling a with 1/a gives a+d-b-c i.e OPTION B