Wednesday, July 30, 2014

Interprocess Communication in Linux

Operating System Concepts

All Operating Systems Questions with Clear Answers / Operating Systems Exercises Solved / Solutions for Exercises in Operating Systems / Operating Systems selected Questions with Answers / Operating Systems Notes / Index for various online materials on Operating Systems


Operating System Concepts

1. Processes and Threads

2. Inter-process Communication

3. Inter-process Communication in Linux

4. Scheduling Algorithms

5. Process Scheduling in Linux

6. Process Synchronization

7. Deadlocks

8. Memory Management

9. Paging and TLB

9. Memory Management in Linux

10. File System Concepts

11. File System Implementation

12. File System in Linux

13. File System in Windows

 

Advanced Concepts in Operating System

1. Distributed OS

2. Distributed Deadlock Handling

3. Distributed Shared Memory

4. Multiprocessor OS


Questions and Answers



Paging and TLB in OS

Paging and TLB in Operating System /  Online resources for Paging and TLB / Operating System materials - Notes and Slides / Exercises and Problems with solutions in Paging and TLB topics.

This post lists useful online resources about the concept Paging in OS.

Paging and TLB

Lecture Notes and Slides


Exercises





Memory Management in Operating System

Operating System Memory Management /  Online resources for Memory Mangement Basics and Exercies / Operating System materials - Notes and Slides / Exercises and Problems with solutions in Memory Management topic.

This post lists useful online resources about the concept Memory Management in OS.

Memory Management

Lecture Notes and Slides


Exercises


Quizzes





Operating Systems - Processes and Threads

Operating System Processes and Threads /  Online resources for Processes and Threads / Operating System materials - Notes and Slides / Exercises and Problems with solutions in Processes and Threads topic.

This post lists useful online resources about the concepts Processes and Threads in OS.

Processes and Threads

Lecture Notes and Slides


Exercises





Scheduling Algorithms in Operating Systems

Operating System Process Scheduling Algorithms /  Online resources for Process Scheduling Algorithms / Operating System materials - Notes and Slides / Exercises and Problems with solutions on Scheduling Algorithms topic.

This post lists useful online resources about the various Scheduling Algorithms in OS.


Scheduling Algorithms Materials, Lecture Notes and Slides


Exercises





Thursday, July 24, 2014

CS2255 Database Management Systems question paper - May/June 2014

CS2255 Database Management Systems question paper - Nov/Dec 2013 / Anna University Previous Year 2013 Exam Questions / Anna University Previous Year 2013 Computer Science and Information Technology Question Papers / CS 2255/CS 46/CS 1254/080250009/10144 CS 406 — Database Management Systems Question with Answers

Click on the links for answers;



Question Paper Code : 51345
B.E./B.Tech. DEGREE EXAMINATION, MAY/JUNE 2014.
Fourth Semester
Computer Science and Engineering
CS 2255/CS 46/CS 1254/080250009/10144 CS 406 — DATABASE MANAGEMENT SYSTEMS
(Common to Information Technology)
(Regulation 2008/2010)

(Common to PTCS 2255 – Database Management Systems for B.E. (Part-Time) Third Semester – Computer Science and Engineering – Regulation 2009)

Time : Three hours                                                             Maximum : 100 marks

Answer ALL questions.
PART A — (10 × 2 = 20 marks)

1. What are the three levels of data abstraction?
2. What is an entity?
4. What is a trigger?
8. What is meant by serializability?
9. Describe Tuning.
10. What are ordered indices?

PART B — (5 × 16 = 80 marks)

(ii) Explain the architecture of a database system. (10)
Or
(b) (i) Write a note on database languages. (8)
(ii) Draw an ER diagram corresponding to customers and loans. (8)
12. (a) Explain the various operations in relational algebra with examples. (16)
Or
(b) Write a note on:
(i) Embedded SQL. (8)
          (ii) Distributed databases. (8)
13. (a) Explain Boyce Codd NormalForm and Fourth Normal Forms with suitable example. (16)
Or
(b) Explain first, second, and third normal forms with suitable example. (16)
14. (a) (i) Write a note on SQL facilities. (8)
(ii) With a neat sketch explain the states of a transaction. (8)
Or
15. (a) (i) Explain magnetic disk and tertiary storage. (8)
(ii) Write a note on Hashing. (8)
Or
(b) Explain the steps involved in query processing. Give examples. (16)

***********




Wednesday, July 23, 2014

CP7202 - Advanced Databases May/June 2014 Question Paper



CP 7202 Advanced Databases question paper – May/June 2014


CP 7202 Advanced Databases question paper – May/June 2014 / Anna University Previous Year Exam Questions / Anna University Previous Year M.E. M.Tech. Computer Science and Information Technology Question Papers / Previous Year Anna University Exam Questions with Answers





Question Paper Code : 63294
M.E./M.Tech. DEGREE EXAMINATION, MAY/JUNE 2014
Second Semester
Computer Science and Engineering
CP 7202 — ADVANCED DATABASES
(Common to Computer Science and Engineering (with Specialization in Networks) and M.Tech. Information Technology)

(Regulation 2013)

Time: Three hours                                                       Maximum: 100 Marks
Answer ALL Questions

PART A — (10 × 2 = 20 Marks)

1. What is the advantage of parallelism?
2. What is the difference between parallel system and distributed system?
3. Give examples for object relational databases.
4. How is object database differentiated from relational database?
5. What is meant by spatial database?
6. Define Semantics
7. What is mobility?
8. How is mining different from searching?
9. What is structured data?
10. What is XML Schema?

PART B — (5 × 16 = 80 Marks)

11. (a) Define Parallel databases. Explain the inter and intra query parallelism. (16)

Or

(b) How are the transactions are handled in distributed database? Explain. (16)

12. (a) What are the object relational features in SQL? Explain. (16)

Or

(b) (i) Write in details about ODMG model with ODL and OQL
(ii) Distinguish object oriented and object relational databases

13. (a) What are spatial data structures? And explain any two (16)

Or

(b) Discuss the design principles for Active rules. (16)

14. (a) Write detailed notes on Concurrency control in mobile database. (16)

Or

(b) Explain any two retrieval models used in Information Retrieval. (16)

15. (a) Give details about approaches used to store XML documents in database. (16)

Or

(b) Describe Cloud storage architecture and Big-data storage analysis with suitable example. (16)

_____________________________

 



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