Pages

Showing posts with label ISRO. Show all posts
Showing posts with label ISRO. Show all posts

Sunday, December 23, 2012

ISRO PURCHASE & STORES OFFICERS EXAM QUESTION PAPER

     

Thursday, February 9, 2012

ISRO PURCHASE & STORES OFFICER QUESTION PAPERS

Purchase and Stores Officer 2007 2008

ISRO ADMINISTRATIVE OFFICER QUESTION PAPERS

Administrative Officer 2007 2008

ISRO PURCHASE & STORES OFFICER QUESTION PAPERS

Accounts Officer 2007 2008




 

SCIENTISTS/ENGINEERS 'SC' in the diciplines of MECHANICAL Old Question Papers

Mechanical 2006 2007 2008 2009 2010

ISRO SCIENTISTS/ENGINEERS 'SC' in the diciplines of Electronics Old Question Papers

Electronics 2006 2007 2008 2009 2010

ISRO SCIENTISTS/ENGINEERS 'SC' in the diciplines of COMPUTER SCIENCE Old Question Papers

Computer Science 2007 2008 2009






 
 

ISRO Assistant and Junior Personal Assistant Old Question Papers

ISRO SCIENTISTS/ENGINEERS 'SC' in the diciplines of ELECTRONICS Old Question Papers

Electronics 2006 2007 2008 2009 2010 2011

ISRO SCIENTISTS/ENGINEERS 'SC' in the diciplines of MECHANICAL Old Question Papers









Mechanical 2006 2007 2008 2009 2010 2011











Wednesday, September 7, 2011

ISRO QUESTION PAPERS


Download ISRO Scientists/ Engineers Exam Papers for Computer Science:
Click here to Download ISRO Exam 2007 Computer Science Papers
.
Click here to Download ISRO Exam 2008 Computer Science Papers
.
Click here to Download ISRO Exam 2009 Computer Science Papers
.
Alternative link for downloading ISRO Exam Computer Science Papers:
Click here to Download ISRO Exam Computer Science Papers


Download ISRO Scientists/ Engineers Exam Papers for Electronics:

Click here to Download ISRO Exam 2006 Electronics Papers
.
Click here to Download ISRO Exam 2007 Electronics Papers
.
Click here to Download ISRO Exam 2008 Electronics Papers
.
Click here to Download ISRO Exam 2009 Electronics Papers

Click here to Download ISRO Exam 2010 Electronics Papers
.
Alternative link forDownloading ISRO Exam Electronics Papers:
Click here to Download ISRO Exam Electronics Papers


Download ISRO Scientists/ Engineers Exam Papers for Mechanical:

Click here to Download ISRO Exam 2006 Mechanical Papers
.
Click here to Download ISRO Exam 2007 Mechanical Papers
.
Click here to Download ISRO Exam 2008 Mechanical Papers
.
Click here to Download ISRO Exam 2009 Mechanical Papers

Click here to Download ISRO Exam 2010 Mechanical Papers
.
Alternative link forDownloading ISRO Exam Mechanical Papers:
Click here to Download ISRO Exam Mechanical Papers


Download ISRO Exam Papers for Administrative Officer:

Click here to Download ISRO Exam 2007 Administrative Officer Papers
.
Click here to Download ISRO Exam 2008 Administrative Officer Papers
.
Alternative link for downloading ISRO Exam Administrative Officer Papers:
Click here to Download ISRO Exam Administrative Officer Papers

Download ISRO Exam Papers for Accounts Officer:
Click here to Download ISRO Exam 2007 Accounts Officer Papers
.
Click here to Download ISRO Exam 2008 Accounts Officer Papers
.
Alternative link for downloading ISRO Exam Accounts Officer Papers:
Click here to Download ISRO Exam Accounts Officer Papers


Download ISRO Exam Papers for Purchase and Stores Officer:

Click here to Download ISRO Exam 2007 Purchase and Stores Officer Papers
.
Click here to Download ISRO Exam 2008 Purchase and Stores Officer Papers
.
Alternative link for downloading ISRO Exam Purchase and Stores Officer Papers:
Click here to Download ISRO Exam Purchase and Stores Officer Papers
Download ISRO Exam Papers for Accounts Officer:
Click here to Download ISRO Exam 2007 Accounts Officer Papers.
Click here to Download ISRO Exam 2008 Accounts Officer Papers.
Alternative link for downloading ISRO Exam Accounts Officer Papers:
Click here to Download ISRO Exam Accounts Officer Papers

Download ISRO Exam Papers for Purchase and Stores Officer:
Click here to Download ISRO Exam 2007 Purchase and Stores Officer Papers.
Click here to Download ISRO Exam 2008 Purchase and Stores Officer Papers.
Alternative link for downloading ISRO Exam Purchase and Stores Officer Papers:
Click here to Download ISRO Exam Purchase and Stores Officer Papers

Friday, October 8, 2010

ISRO SCIENTISTS EXAM PREVIOUS PAPER 2008

1. How many NAND gates required to implement AB+CD+EF
ANS. 4
2. Transparent latch is seen in which type of flip flop
ANS. D flip-flop.
3. Odd parity generator uses which logic?
1. Digital 2.Analog 3. Sequential 4.none
4. One question based on Ripple counter.
5. Which diagram corresponds to D-flip-flop?
6. Which type of ADC is fastest?
ANS-flash/Parallel
7. Which one of the following is fastest read/writable memory?
1. PROM 2. EEPROM 3. Flash 4.none
8. In array programming which one is used

1. SISD 2. PISD 3. MISD 4. None
9. DSP uses the computer architecture derived from- 4 options. I don?t remember.
10. Solve ∫(t2∂(t-2)dt ?
11. they given the Bargraph and asked to find the voltage from it?
12.find laplace transform of e-2t?
ANS- 1/s+2.
13. Which one of the following is correct-4 options i dont remember?
14. Given VSWR=2 find reflection coefficient?
ANS-1/3
15.There are 2 seats to fill in a office a wife and husband came for the interview. For overall competition the probability of a wife to get selected is 1/7. The probability of husband to be selected is 1/5. Then find the probability of either wife/husband to get selected?
16.given matrix 4 -3 -3
1 0 1
-5 -5 x find x?
17. Find the differential equation of y=Ae3x+Be2x ?
18. one problem based on determination of resistance and one on inverting and non inverting Amplifier.
19. two Questions based on capacitor and one question based on inductance?
20. The Unit step signal is given to inductance what is the output?
21. what is the difference b/w switch and HUB?
1. switch avoids flooding
2. HUB stops broadcasting.
22. one question related to Energy signal and time signal (Depending on ampitude and Phase)?
23.a question related to switch to find resistance if switch is closed?
24.Aquestion based on SI and GE?
25.one question based on Enhancement MOSFET?
26. problem to find Iceo?
27.what is the advantage of using 4 diodes in Bridge rectifier compared to full wave rectifier?
28. Question related to PIV of bridge rectifier compared to Full wave rectifier?
29.Which one of the following has high I/p impedance
1. CC 2. CB 3. CE 4. None
30. one question based on FET And JFET?
31. where does operating point located in B type power amplifier?
32. which type of power amplifier is used in satellite communication
1.Amplitron 2. Klystron 3. Magnetron 4. TWT
33. de-emphasis is used to
1. Attenuate low signals.
2. Attenuate High signals.
3.Attenuate middle signals.
4. none.
34. Envelope detector is an …..? Ans- Asynchronous detector.
35.which one of the following produce modulated signal as i/p signal?
1. FM 2. PM 3. AM 4. None
36. they asked to find the gain? Given o/p power and i/p power.-4 options
37. Asked a question from EMfield on HEBD something.. i dont rem…?
38. find the modulous of 1+cosA+isinA?

Saturday, July 17, 2010

ISRO SCIENTIST/ENGINEERS RECRUITMENT

ISRO (Indian Space Research Organization)
Scientist/Engineers Recruitment
Sample Paper for Computer Science (IT)


1. Which of the following features usually applies to data in a data warehouse?
(a) Data are often deleted
(b) Most applications consists of transactions
(c) Data are rarely deleted
(d) Relatively few records are processed by applications
(e) None of these
2. Which of the following is a transaction?
(a) A group of SQL statements consisting of one read and one write operation
(b) A group of SQL statements consisting only of ready operations.
(c) A group of SQL statements defining a user-oriented task
(d) A group of SQL statements consisting only of write operations.
(e) None of these
3. There are several security devices used to stop individuals from exploiting your system. Which of the following is used in conjunction with a firewall?
(a) Proxy server
(b) Intrusion- detection system
(c) Terminal server
(d) Web server
(e) None of these
4. The effect of the ROLLBACK command in a transaction is the following……
(a) Undo all changes to the data- base resulting from the execution of the transaction
(b) Undo the effects of the last UPDATE command
(c) Restore the content of the database to its state at the end of the previous day
(d) Make sure that all changes to the database are in effect
(e) None of these
5. A client / server network ……….
(a) has clients that provide functions such as application control and shared computation.
(b) uses client computers to provide copies of software to the server to allow server processing.
(c) provides a company with the capability to downsize from lager computer systems and move away from legacy systems.
(d) has server computers that perform all processing, clients are’ dumb’ input/ output devices only.
(e) None of these.
6. An applet is ……. Document application program.
(a) a static
(b) a dynamic
(c) an active
(d) a passive
(e) None of these
7. The local antenna for satellite connections is called a ……..
(a) modem
(b) terminal
(c) VSAT
(d) DTA
(e) None of these
8. What are the four basis connecting hardware devices?
(a) Repeater, bridge, router and gateway
(b) Repeater, bridge, router and dell
(c) Repeater, connector, router and gateway
(d) Amplifier, bridge, router and gateway
(e) None of these
9. Which type of processing speed measurement is used primarily with supercomputers?
(a) Flops
(b) Fractions of second
(c) Gigahertz
(d) MIPS
(e) None of these
10. This type of software is designed for users who want to customize the programs they use.
(a) Shareware
(b) Open-source software
(c) Freeware
(d) Macros
(e) None of these
11. What is the term associated with the second part of an e-mail address?
(a) Local address
(b) Eight characters long
(c) User name
(d) Domain name
(e) None of these
12. A port that allows 8 bits at a time to be transmitted simultaneously is a (n) …..
(a) dedicated port
(b) parallel port
(c) SCSI port
(d) USB port
(e) None of these
13. In order for computers to communicate across a network, they must be connected through a(n)…..
(a) TCP/IP
(b) Topology
(c) Ethernet
(d) Thin client
(e) None of these
(e) C. Rangarajan
14. What is a specialized software program that allows input and output devices to communicate with the rest of the computer system?
(a) Utility driver
(b) Utility program
(c) Data compression utility
(d) Device driver
(e) None of these
15. Single party disk relying on the disk controller for finding out which disk has failed is used by-
(a) RAID level 5
(b) RAID level 2
(c) RAID level 4
(d) RAID level 3
(e) RAID level 1
16. Which of these terms refers to the feature of an OS that allows a single computer to process the tasks of several users at different stations, in round-robin fashion?
(a) Multiprocessing
(b) Multiprogramming
(c) Multitasking
(d) Time processing
(e) Time-sharing
17. Which of the following statements is not true about two-tier client-server database architecture?
(a) SQL statements are processed on the server
(b) SQL statements may be processed on some of the clients
(c) Business logic is mostly processed on clients
(d) Business logic may be processed on the server
(e) None of these
18. A Relational operator that yields all values from selected attributes is known as a -
(a) difference
(b) product
(c) select
(d) project
(e) join
19. Normalization is:
(a) the process of creating small stable data structures from complex groups of data when designing a relational database
(b) a methodology for documenting database illustrating the relationship between various entities in the database
(c) an approach to data management that stores both data and the procedures acting on the data as object that can be automatically retrieved and shared
(d) a representation of data as they would appear to an application programmer or user
(e) a representation of data as they actually would be organized on physical storage media
20. The process of building a model that demonstrate the features of a proposed product, service or system is called a -
(a) JAD
(b) RAD
(c) templating
(d) prototyping
(e) TAD
21. Which of the following is mandatory component of a URL?
(a) Resource Path
(b) Protocol
(c) Port Number
(d) Domain Name
(e) None of these
22. DBMS allows you to extrapolate information from your data by using a-
(a) query language
(b) table generator
(c) report generator
(d) wizard
(e) None of these
23. A subschema is -
(a) a description of the physical and logical structure of data and the relationship among the data
(b) a file that identifies the subset of data that a group of users can access
(c) a detailed description of all data contained in the database
(d) a description of the types of modifications that users can make to a database
(e) Either (c) or (d)
24. Which of the following is not a type of hub?
(a) Passive hub
(b) Inactive hub
(c) Switching hub
(d) Intelligent hub
(e) None of these
25. The ……….. lists the location of files on the disk
(a) FAT
(b) boot sector
(c) root folder
(d) data area
(e) None of these
Answers:
1. (b) 2. (a) 3. (a) 4. (a) 5. (b)
6. (b) 7. (e) 8. (a) 9. (a) 10. (a)
11. (d) 12. (b) 13. (b) 14. (d) 15. (d)
16. (e) 17. (c) 18. (d) 19. (a) 20. (d)
21. (e) 22. (a) 23. (e) 24. (b) 25. (a)

Tuesday, July 13, 2010

ISRO SCIENTIST EXAM PAPER

ISRO (Indian Space Research Organization)
Sample Paper for Computer Science (IT)


1. Which of the following features usually applies to data in a data warehouse?
(a) Data are often deleted
(b) Most applications consists of transactions
(c) Data are rarely deleted
(d) Relatively few records are processed by applications
(e) None of these
2. Which of the following is a transaction?
(a) A group of SQL statements consisting of one read and one write operation
(b) A group of SQL statements consisting only of ready operations.
(c) A group of SQL statements defining a user-oriented task
(d) A group of SQL statements consisting only of write operations.
(e) None of these
3. There are several security devices used to stop individuals from exploiting your system. Which of the following is used in conjunction with a firewall?
(a) Proxy server
(b) Intrusion- detection system
(c) Terminal server
(d) Web server
(e) None of these
4. The effect of the ROLLBACK command in a transaction is the following......
(a) Undo all changes to the data- base resulting from the execution of the transaction
(b) Undo the effects of the last UPDATE command
(c) Restore the content of the database to its state at the end of the previous day
(d) Make sure that all changes to the database are in effect
(e) None of these
5. A client / server network ..........
(a) has clients that provide functions such as application control and shared computation.
(b) uses client computers to provide copies of software to the server to allow server processing.
(c) provides a company with the capability to downsize from lager computer systems and move away from legacy systems.
(d) has server computers that perform all processing, clients are' dumb' input/ output devices only.
(e) None of these.
6. An applet is ....... Document application program.
(a) a static
(b) a dynamic
(c) an active
(d) a passive
(e) None of these
7. The local antenna for satellite connections is called a ........
(a) modem
(b) terminal
(c) VSAT
(d) DTA
(e) None of these
8. What are the four basis connecting hardware devices?
(a) Repeater, bridge, router and gateway
(b) Repeater, bridge, router and dell
(c) Repeater, connector, router and gateway
(d) Amplifier, bridge, router and gateway
(e) None of these
9. Which type of processing speed measurement is used primarily with supercomputers?
(a) Flops
(b) Fractions of second
(c) Gigahertz
(d) MIPS
(e) None of these
10. This type of software is designed for users who want to customize the programs they use.
(a) Shareware
(b) Open-source software
(c) Freeware
(d) Macros
(e) None of these
11. What is the term associated with the second part of an e-mail address?
(a) Local address
(b) Eight characters long
(c) User name
(d) Domain name
(e) None of these
12. A port that allows 8 bits at a time to be transmitted simultaneously is a (n) .....
(a) dedicated port
(b) parallel port
(c) SCSI port
(d) USB port
(e) None of these
13. In order for computers to communicate across a network, they must be connected through a(n).....
(a) TCP/IP
(b) Topology
(c) Ethernet
(d) Thin client
(e) None of these
(e) C. Rangarajan
14. What is a specialized software program that allows input and output devices to communicate with the rest of the computer system?
(a) Utility driver
(b) Utility program
(c) Data compression utility
(d) Device driver
(e) None of these
15. Single party disk relying on the disk controller for finding out which disk has failed is used by-
(a) RAID level 5
(b) RAID level 2
(c) RAID level 4
(d) RAID level 3
(e) RAID level 1
16. Which of these terms refers to the feature of an OS that allows a single computer to process the tasks of several users at different stations, in round-robin fashion?
(a) Multiprocessing
(b) Multiprogramming
(c) Multitasking
(d) Time processing
(e) Time-sharing
17. Which of the following statements is not true about two-tier client-server database architecture?
(a) SQL statements are processed on the server
(b) SQL statements may be processed on some of the clients
(c) Business logic is mostly processed on clients
(d) Business logic may be processed on the server
(e) None of these
18. A Relational operator that yields all values from selected attributes is known as a -
(a) difference
(b) product
(c) select
(d) project
(e) join
19. Normalization is:
(a) the process of creating small stable data structures from complex groups of data when designing a relational database
(b) a methodology for documenting database illustrating the relationship between various entities in the database
(c) an approach to data management that stores both data and the procedures acting on the data as object that can be automatically retrieved and shared
(d) a representation of data as they would appear to an application programmer or user
(e) a representation of data as they actually would be organized on physical storage media
20. The process of building a model that demonstrate the features of a proposed product, service or system is called a -
(a) JAD
(b) RAD
(c) templating
(d) prototyping
(e) TAD
21. Which of the following is mandatory component of a URL?
(a) Resource Path
(b) Protocol
(c) Port Number
(d) Domain Name
(e) None of these
22. DBMS allows you to extrapolate information from your data by using a-
(a) query language
(b) table generator
(c) report generator
(d) wizard
(e) None of these
23. A subschema is -
(a) a description of the physical and logical structure of data and the relationship among the data
(b) a file that identifies the subset of data that a group of users can access
(c) a detailed description of all data contained in the database
(d) a description of the types of modifications that users can make to a database
(e) Either (c) or (d)
24. Which of the following is not a type of hub?
(a) Passive hub
(b) Inactive hub
(c) Switching hub
(d) Intelligent hub
(e) None of these
25. The ........... lists the location of files on the disk
(a) FAT
(b) boot sector
(c) root folder
(d) data area
(e) None of these
Answers:
1. (b) 2. (a) 3. (a) 4. (a) 5. (b)
6. (b) 7. (e) 8. (a) 9. (a) 10. (a)
11. (d) 12. (b) 13. (b) 14. (d) 15. (d)
16. (e) 17. (c) 18. (d) 19. (a) 20. (d)
21. (e) 22. (a) 23. (e) 24. (b) 25. (a)

Wednesday, January 20, 2010

ISRO SCIENTIST/ENGINEERS EXAM

ISRO (Indian Space Research Organization)

Scientist/Engineers Recruitment

Sample Paper for Computer Science (IT)


This Sample Paper is based on the expected syllabus for ISRO Scientist/Engineer Recruitment Exam. Candidates may get an idea about what to read for the Computer Science / IT Stream Examination. We wish all of you a good luck for the paper. This question paper has been adapted from GJ Tutorial's IT Study material based on the vast experience in teaching for various similar recruitment and admission exams.

1. Which of the following features usually applies to data in a data warehouse?

(a) Data are often deleted

(b) Most applications consists of transactions

(c) Data are rarely deleted

(d) Relatively few records are processed by applications

(e) None of these

2. Which of the following is a transaction?

(a) A group of SQL statements consisting of one read and one write operation

(b) A group of SQL statements consisting only of ready operations.

(c) A group of SQL statements defining a user-oriented task

(d) A group of SQL statements consisting only of write operations.

(e) None of these

3. There are several security devices used to stop individuals from exploiting your system. Which of the following is used in conjunction with a firewall?

(a) Proxy server

(b) Intrusion- detection system

(c) Terminal server

(d) Web server

(e) None of these

4. The effect of the ROLLBACK command in a transaction is the following......

(a) Undo all changes to the data- base resulting from the execution of the transaction

(b) Undo the effects of the last UPDATE command

(c) Restore the content of the database to its state at the end of the previous day

(d) Make sure that all changes to the database are in effect

(e) None of these

5. A client / server network ..........

(a) has clients that provide functions such as application control and shared computation.

(b) uses client computers to provide copies of software to the server to allow server processing.

(c) provides a company with the capability to downsize from lager computer systems and move away from legacy systems.

(d) has server computers that perform all processing, clients are' dumb' input/ output devices only.

(e) None of these.

6. An applet is ....... Document application program.

(a) a static

(b) a dynamic

(c) an active

(d) a passive

(e) None of these

7. The local antenna for satellite connections is called a ........

(a) modem

(b) terminal

(c) VSAT

(d) DTA

(e) None of these

8. What are the four basis connecting hardware devices?

(a) Repeater, bridge, router and gateway

(b) Repeater, bridge, router and dell

(c) Repeater, connector, router and gateway

(d) Amplifier, bridge, router and gateway

(e) None of these

9. Which type of processing speed measurement is used primarily with supercomputers?

(a) Flops

(b) Fractions of second

(c) Gigahertz

(d) MIPS

(e) None of these

10. This type of software is designed for users who want to customize the programs they use.

(a) Shareware

(b) Open-source software

(c) Freeware

(d) Macros

(e) None of these

11. What is the term associated with the second part of an e-mail address?

(a) Local address

(b) Eight characters long

(c) User name

(d) Domain name

(e) None of these

12. A port that allows 8 bits at a time to be transmitted simultaneously is a (n) .....

(a) dedicated port

(b) parallel port

(c) SCSI port

(d) USB port

(e) None of these

13. In order for computers to communicate across a network, they must be connected through a(n).....

(a) TCP/IP

(b) Topology

(c) Ethernet

(d) Thin client

(e) None of these

(e) C. Rangarajan

14. What is a specialized software program that allows input and output devices to communicate with the rest of the computer system?

(a) Utility driver

(b) Utility program

(c) Data compression utility

(d) Device driver

(e) None of these

15. Single party disk relying on the disk controller for finding out which disk has failed is used by-

(a) RAID level 5

(b) RAID level 2

(c) RAID level 4

(d) RAID level 3

(e) RAID level 1

16. Which of these terms refers to the feature of an OS that allows a single computer to process the tasks of several users at different stations, in round-robin fashion?

(a) Multiprocessing

(b) Multiprogramming

(c) Multitasking

(d) Time processing

(e) Time-sharing

17. Which of the following statements is not true about two-tier client-server database architecture?

(a) SQL statements are processed on the server

(b) SQL statements may be processed on some of the clients

(c) Business logic is mostly processed on clients

(d) Business logic may be processed on the server

(e) None of these

18. A Relational operator that yields all values from selected attributes is known as a -

(a) difference

(b) product

(c) select

(d) project

(e) join

19. Normalization is:

(a) the process of creating small stable data structures from complex groups of data when designing a relational database

(b) a methodology for documenting database illustrating the relationship between various entities in the database

(c) an approach to data management that stores both data and the procedures acting on the data as object that can be automatically retrieved and shared

(d) a representation of data as they would appear to an application programmer or user

(e) a representation of data as they actually would be organized on physical storage media

20. The process of building a model that demonstrate the features of a proposed product, service or system is called a -

(a) JAD

(b) RAD

(c) templating

(d) prototyping

(e) TAD

21. Which of the following is mandatory component of a URL?

(a) Resource Path

(b) Protocol

(c) Port Number

(d) Domain Name

(e) None of these

22. DBMS allows you to extrapolate information from your data by using a-

(a) query language

(b) table generator

(c) report generator

(d) wizard

(e) None of these

23. A subschema is -

(a) a description of the physical and logical structure of data and the relationship among the data

(b) a file that identifies the subset of data that a group of users can access

(c) a detailed description of all data contained in the database

(d) a description of the types of modifications that users can make to a database

(e) Either (c) or (d)

24. Which of the following is not a type of hub?

(a) Passive hub

(b) Inactive hub

(c) Switching hub

(d) Intelligent hub

(e) None of these

25. The ........... lists the location of files on the disk

(a) FAT

(b) boot sector

(c) root folder

(d) data area

(e) None of these

Answers:

1. (b) 2. (a) 3. (a) 4. (a) 5. (b)
6. (b) 7. (e) 8. (a) 9. (a) 10. (a)
11. (d) 12. (b) 13. (b) 14. (d) 15. (d)
16. (e) 17. (c) 18. (d) 19. (a) 20. (d)
21. (e) 22. (a) 23. (e) 24. (b) 25. (a)