Operating Systems

July 29, 2015 by Arjun Suresh 10 Comments

Syllabus

Processes, threads, inter‐process communication, concurrency and synchronization.
Deadlock.
CPU scheduling.
Memory management and virtual memory.
File systems.

Book

Galvin

Video

Web Links

21,450 total views, 44 views today

Akash Kanase

@arjunsuresh:disqus
Topics to be discussed ->
1. Page Colouring (With Reference to Q http://gateoverflow.in/379/gate2013_52-53 )
2. Multi Level Paging (With Reference to http://gateoverflow.in/490/gate2008_67 )
And following 2 QUestions ->
http://gateoverflow.in/2773/gate1996_21
http://gateoverflow.in/851/gate2002_2-21
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Nikhil Prasad

sir pdf of ‘thread’ is showing error, plz replace it with this link http://www.eecs.harvard.edu/~mdw/course/cs161/sp07/notes/threads.pdf
- Arjun Suresh
  
  The link opens for me :O I added this one also, its nice 🙂
  - sujit rai
    
    sir links for context switch (http://www.eecs.harvard.edu/~margo/cs161/notes/context-switching.pdf) and detailed ppt on threads (http://www.eecs.harvard.edu/~mdw/course/cs161/sp07/notes/threads.pdf) are showing 404 not found.
Shyam Singh

Pdf of ‘context switch’ showing error.
sujit rai

disk scheduling is not in syllabus right ?
NARENDER SINGH RAMAN

which chapters to study from galvin?

QA
Questions
Aptitude

Answered: B+ tree

According to me 11 keys needed correct me if i wrong Good reference :- https://www.ugrad.cs.ubc.ca/ [...]

Answered: DBMS #DOUBT ...

A is candidate key U have got superkeys not Candidate keys btw number of keys are = 4 which are (A, [...]

test series

Given IP = 210.15.131.141 and subnet mask = 255.255.255.224. Calculate the last host of last subnet? [...]

Answered: Database management

Closure of A ,B and C give = ABC but D is missing so Candidate key will be AD ,BD,CD now we take clo [...]

Database

1- R(ABCD) FD'S ARE {AB->C ,C->D,D->EA ,DE->F,EF->B} 2-R(ABCD) FDS ARE { A-> [...]

test series

Given IP = 210.15.131.141 and subnet mask = 255.255.255.224. Calculate the last host of last subnet? [...]

Database

1- R(ABCD) FD'S ARE {AB->C ,C->D,D->EA ,DE->F,EF->B} 2-R(ABCD) FDS ARE { A-> [...]

TOC (Decidable or Not)

Which is correct? I) All recursive enumerable language would be recursive, if halting problem is dec [...]

Canonical Normal Form, Boolean Expression, Minimization

Are multiple SOP and POS expressions possible such that they all are unique ? [...]

Database management

Que- R(ABCD) and fds are { A->B ,B->C,C->A} then number of candidate key is........? Explai [...]

Answered: CAT1994-21

The meaningful sentence that will form here is : But masterpiece is more likely to come as the cul [...]

Answered: CAT1994-54

Let x : Number of persons reading only Anandbazar y : Number of persons reading only Ganasha [...]

Answered: CAT1994-56

Given same parameters , Volume of right circular cone = 1/3 π r2 h = 2/3 π r3 [ As h = [...]

Answered: CAT1994-57

We can write the cost function as : cost(x) = 120x + 36(100 - x) = 120x + 3600 [...]

Answered: CAT1994-58

First we find number of men , women and children . So : 6x + 5x + 2x = 39 ==> [...]

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Operating Systems

Syllabus

Book

Video

Web Links

Previous Year Questions

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