tyaf; fy;tp mYtyfk; - rk;khe;Jiw

f.ngh.j. (rh.j) ngWNgw;iw mjpfupg;gjw;fhd nraykHT – 2011

ghlk; :

jfty; njhlHghly; njhopDl;gtpay;Information Communication Technology

,lk; : fK/ rJ/ my;kH[hd; kfspH fy;Y}up

rk;khe;Jiw

• 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

(ii).• Half Duplex

– Takes turns- one is listening while the other is talking.

• Duplex– Both are talking-No effective

Communication.

a) Simplexb) Duplex

Inform the cashier that the bill is incorrect.(fhrhsuplk; rpl;il gpio vd njupag;gLj;jy;.)

Add purchase price together and compare it with amountmentioned 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 :

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

(v).

1412 Decimal Number

EC Hexa decimal Number

Binary Number1100 1110

(vi) 1 KB = 1024 Bytes

1024

128

162

8

8

8

8

00

00 2

2000 octal

(vii) (a) A B A’ B’ A.B (A.B)’ A’+B’

0 0

0 1

1 0

1 1

DE MORGAN’S THEORAM

1

1

0

0

1

0

1

0

0

0

0

1

1

1

1

0

1

1

1

0

(b)

A B A’ B’ A+B (A+B)’ A’.B’

0 0 1 1 0 1 1

0 1 1 0 1 0 0

1 0 0 1 1 0 0

1 1 0 0 1 0 0

(viii)Tool Box

Layers

Key Frame

Color Mixer

Animation

Gradient Fill

Draw and Edit objects

Create, Place, Modify text and graphics.

• 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)

1. Identification of the problem2. Feasibility study3. System analysis4. System design5. Software development6. Testing7. Implementation8. maintenance

SDLC

i. CAL World Wide Web

ii. Password

iii. gghJfhg;G ,d;ikAudio, Video juTfis mDg;g KbahJ

iv. 37

02).

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;.

vi. Fast access (tpiuT)Compact

vii. NNkyjpf ntg;gj;ij ntspNaw;wp ghJfhg;ghd msT ntg;gj;ij NgZjy;.

viii. 900 jpUg;Gjy;.(rotate right by 900 )

ix. Explain and discribe varial parts /steps in programmLj;jLj;j gbKiwfis tpsf;Fjy;.

x. Sample can be analyze quickly and accuratelySample can be made quickly

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)

ii. Calculatordigital camerawebcamdigital clock

iii. Space has no symbol(ve;jtpj FwpaPl;ilAk; nfhz;buhik)

iv. Twisted pairCoaxial cableFiber 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;)

vii. RAM (Random access memory)

viii. F

ix. Telephone conversation(also mobile phone, video conferencing

x.

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;njhifkhjj;jpw;fhd nkhj;j nrytPL = cztpw;fhd khj nkhj;jk; + thlif + cldyk;

njhFjp nrad;Kiw vd;gJjuTfs; 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).

5.(i) Title or book nameAuthorPublisher

(ISBN/Accession Number/Inventory Number/Reference Number)

Year of publicationNumber of coppices availablePriceClassification number/ category

(ii). Admission number/ Id number/ membership number

(ISBN/ACCESSION NUMBER/INVENTERY NUMBER/REFERENCE NUMBER)

Date barrow

(iii). Data:- it is unprocessedEg. 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

iv). Benefits1. 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

(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 meetingb) using e-mailc) sending sms

(ii).

a. convenions of communication

b. sharing of resourcestsg;gfpHT

(6).(iii).

(iv). a. keeping backup

b. Password

(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.

(7).(ii). I. Registration NumberII. Registration FeesIII. Doctors FeesIV. Nurse FeesV. Distance travelVI. Cost of Medicine if given in the

ambulanceVII.Service charges and Tax

(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