1. tyaf; fy;tp mYtyfk; - rk;khe;Jiw f.ngh.j. (rh.j) ngWNgw;iw mjpfupg;gjw;fhd nraykHT – 2011

2. Kf;fpakhd jfty;fisg; gpujp vLj;jy; Back up copies of important information fzpdpfSf;fpilapy; jfty;fisg; gupkhwy; Transporting data between two computers Njitahd Neuj;jpy; gad;gLj;jy;> Nrkpj;jy; Storing software and Data that is not required to be access frequently jfty;fisg; gpujp gz;zy; Copying information to be given to some one else. Njitaw;wtu;fs; gad;gLj;jiyj; jLj;jy; Backing up Data to protect against unauthorized access. Providing a method to make multiple copies of data. Providing a method for extending storage. Advantages of removable storage

3. (ii). Half Duplex – Takes turns- one is listening while the other is talking. Duplex – Both are talking-No effective Communication.

4. Inform the cashier that the bill is incorrect. (fhrhsuplk; rpl;il gpio vd njupag;gLj;jy;.) Add purchase price together and compare it with amount mentioned in the bill decide that it is incorrect. (xt;nthU nghUspdJk; tpiyapidf; $l;b nkhj;j tpiyf;F rkdhdjh vd mwpjy;.)  Input : (iii) Purchase price of each item and the total amount mentioned in the bill. ( xt;nthU nghUspdJk; tpiy> nkhj;j tpiy vd;gtw;iw mwpjy;.)  Process :  Output :

5. (iv).  Efficiency or Speed - tpidj;jpwd;  Improve productivity  Reduce operational Cost  Easy of results analysis  Reliability – ek;gfj;jd;ik

6. (v). 1412 Decimal Number EC Hexa decimal Number Binary Number 1100 1110

7. (vi) 1 KB = 1024 Bytes 1024 128 16 2 8 8 8 8 0 0 0 0 2 2000 octal

8. (vii) (a) ABA’B’A.B(A.B)’A’+B’ 00 01 10 11 1 1 0 0 1 0 1 0 0 0 0 1 1 1 1 0 1 1 1 0

9. (b) ABA’B’A+B (A+B)’ A’.B’ 0011011 0110100 1001100 1100100

10. (viii) Tool Box Layers Key Frame Color Mixer Animation Gradient Fill Draw and Edit objects Create, Place, Modify text and graphics.

11. begin input: i. gzj;ijg; ngw;Wf; nfhs;sy; (receiving money and instructions to buy bread) process:- ii) filf;Fr; nry;yy;. ( Go to the shop.) iii) ghiz thq;fy;. ( Buy a loaf of Bread.) iv) gzj;ijf; nfhLj;jy; (Give Rs.100.) v) kpFjpiag; ngwy; (Get the Balance.) vi) tPLjpUk;Gjy; (Go back home.) output:- vii.) ghizAk; kpFjpg;gzj;ijAk; jhaplk; nfhLj;jy;. ( give the loaf of Bread and the balance to mother)

12. 1.Identification of the problem 2.Feasibility study 3.System analysis 4.System design 5.Software development 6.Testing 7.Implementation 8.maintenance SDLC

13. i. CAL World Wide Web ii. Password iii. g ghJfhg;G,d;ik Audio, Video juTfis mDg;g KbahJ iv. 37 02).

14. v.Speakers contain strong magnets which affect magnetic or electric fields of CRT monitor. Speaker,y; fhzg;gLk; fhe;jk; CRT monitor,Ys;s fhe;j miy /,yj;jpudpay; miyfis ghjpg;gilar; nra;Ak;.

15. vi.Fast access ( tpiuT) Compact vii.N Nkyjpf ntg;gj;ij ntspNaw;wp ghJfhg;ghd msT ntg;gj;ij NgZjy;. viii.9 0 0 jpUg;Gjy;.( rotate right by 90 0 ) ix.Explain and discribe varial parts /steps in program mLj;jLj;j gbKiwfis tpsf;Fjy;. x.Sample can be analyze quickly and accurately Sample can be made quickly

16. Data (juT) :- The basic facts, figures measurements are considered the row data. Information (jfty;) :- A meaningful process on these items result are information 3) (i)

17. ii.Calculator digital camera webcam digital clock iii.Space has no symbol ( ve;jtpj FwpaPl;ilAk; nfhz;buhik)

18. iv.Twisted pair Coaxial cable Fiber optical cable v.Dot matrix printer make noise during printing ( rj;jj;ij Vw;gLj;Jk;) vi.video clips contain audio information & imagine information ( xypj; jfty;fisAk; glj; jfty;fisAk; nfhz;bUj;jy;)

19. vii.RAM (Random access memory) viii. F

20. ix.Telephone conversation(also mobile phone, video conferencing x.

21. 4). i). 1.khjk; ( month ) jpfjp ( date ) nryT tif ( cost type) nryTf;fhd tpguk; 2.xt;nthU tifapdJk; khj nkhj;j nryT = xt;nthU nryTfspd; $l;Lj;njhif khjj;jpw;fhd nkhj;j nrytPL = cztpw;fhd khj nkhj;jk; + thlif + cldyk;

22. njhFjp nrad;Kiw vd;gJ juTfs; Nrfupf;fg;gl;L xU Fwpj;j fhy,ilntspf;F xU Kiw (1 khjk;>1 fpoik) nrad;Kiwf;F( Process ) cl;gLj;jyhFk;. mt;thNw juTfs; khjj;jpw;F xU Kiw nrad;Kiwf;F cl;gLj;jg;gLfpd;wJ. 4). ii).

23. 5.(i) Title or book name Author Publisher (ISBN/Accession Number/Inventory Number/Reference Number) Year of publication Number of coppices available Price Classification number/ category

24. (ii).  Admission number/ Id number/ membership number  (ISBN/ACCESSION NUMBER/INVENTERY NUMBER/REFERENCE NUMBER)  Date barrow

25. (iii).  Data:- it is unprocessed Eg. A books title, author, ISBN/ Student data  Information:-is a processed data  Ex. how many student barrow books on a day week /a month/ in a year  What are the most or least frequently barrow book  Listing of overdue book  Return date

26. iv). Benefits 1.can create and maintain an on line database for the library(,izaj;Jldhd juTj;jsj;ij cUthf;FjYk;, NgZjYk;) 2.No efficient ( gaDWjp) and effective ( tpidj;jpwd;) for all type of users such as library staff, students,principal 3.More reliable 4.Easy to take management

27. (6).(i). a)e-mail application s/w to communicate with customers and internet staff b)word package s/w to prepare and print report table, letters etc. c)DBMS to maintain useful data of the organization. which have to be quickly accessible a)preparing report of the meeting b)using e-mail c)sending sms (ii).

28. a.convenions of communication b.sharing of resources tsg;gfpHT (6).(iii). (iv). a.keeping backup b.Password

29. (7).(i). Data Name / NIC Number of the patient Address Patient Age Patient Sex Name / NIC Number of the guardian Contact Telephone Number Information Brief description about current condition of the Patient Direction to visit the Patient Special Information Such as Allergies, Chronics diseases etc.

30. (7).(ii). I.Registration Number II.Registration Fees III.Doctors Fees IV.Nurse Fees V.Distance travel VI.Cost of Medicine if given in the ambulance VII.Service charges and Tax

31. (iii). Advantages Fast, easy and accurate to deal with customer data and information Online registration scheme online payment scheme can be provided Preparing of invoices will be easy history of patients can be tracked easily