system
njhFjp vd;why; vd;d?
xU Fwpj;j nraw;ghl;il nra;a my;yJ Nehf;fj;ij mila xd;Wld; xd;W ,ize;j tifapy; nraw;gLfpd;w gy;NtWgl;l cgnjhFjpfspd; ,izg;Ng njhFjp vdg;gLfpd;wJ.
,ize;J nraw;gLk; cg njhFjpfs; xd;wpy; xd;W jq;fpaitahf fhzg;gLk;.
cg njhFjp vd;why; vd;d?
Fwpj;j njhFjpapy; fhzg;gLk; njhFjpapd; rpW njhopw;ghl;il Nkw;nfhs;Sk; gpupTfs; ,itahFk;.
cjhuzkhf kdpj cliy njhFjpahf nfhz;lhy; mJ ,aq;Ftjw;F mbg;gilahd Rthrj; njhFjp> euk;Gj; njhFjp> rkpghl;Lj; njhFjp vd;gd kdpj cly; vDk; njhFjpapd; cg njhFjpfshFk;
njhFjp tiuaiw vd;why; vd;d
xU njhFjp njhlu;Gnfhs;tJ jdJ #oYld; MFk;. vdNt njhFjpiaAk; mjd; #oiyAk; NtWgLj;jpf; fhl;LtJ mjd; vy;iy MFk;.
njhFjpapd; vy;iyNa njhFjpAs; cs;stw;iwAk; njhFjpf;F ntspNa cs;stw;iwAk; gpupj;Jf; fhl;Lk; gpupNfhlhFk;;.
njhFjp vy;iy

njhFjpnahd;wpd; %yfq;fs;
;

epWtdnkhd;iw njhFjpahf fUjyhkh?
fUjyhk; Vnddpy; epWtdj;jpy; gpujhd ,yf;F> cgnjhFjpfs;> cs;sPLfs;> ntspaPLfs;> Kiwtopahf;fk; vd;gd fhzg;gLfpd;wd.
NkYk; mtw;Wf;F #oy;> #oy; vy;iy vd;gdTk; fhzg;gLfpd;wd.
cjhuzkhf itj;jparhiy
Hospital
Goal Cure patients
Sub system ECG Unit, Operation theatre, Wards
Inputs Patients, Doctors, Medicines, Nurses
Processing Examing, surgery, Injecting
Output Healthy People
kdpjtY jfty; Kiwik vd;why; vd;d?
juT Kiwtopahf;fkhdJ jhs;fspy; vOjy;> fzf;F Gj;jfq;fspy; gjpjy;> gjpe;j tpguq;fis ,uhf;iffspy; mLf;fp itj;jy; Nghd;w mikg;Gf;fspy; fhzg;gLkhapd; mJ kdpjtY jfty; Kiwik vd miof;fg;gLk;.
cjhuzkhf ghlrhiyapd; mYtyfk;
thrpf rhiy Rl;bKiw (Library index system)
jfty; njhFjp vd;why; vd;d?
l juTfis jfty;fshf khw;Wk; njhFjpfs; jfty; njhFjpfs; vdg;gLk;.
fzpdp ikag;gLj;jg;gl;l jfty; Kiwik vd;why; vd;d?
xU njhFjp td;nghUl;fs;> nkd;nghUl;fs;> juTj;jsq;fs;> njhlu;ghly; trjpfs;> kdpju;fs;> nraw;ghLfs; Nghd;wtw;iw cs;slf;fpaJ fzpdp ikag;gLj;jg;gl;l jfty; Kiwik vdg;gLk;.
cjhuzkhf guPl;ir ngWNgWfs; ntspaply;> njhiyNgrp fl;lzg;gl;bay; jahupj;jy;
nrad;topKiwahf;fk; ,U tifg;gLk
;
1. Online processing
· juTfs; Nrfupf;fg;gLtJld; Nru;j;J nrad;Kiwf;Fw;gLj;jg;gLk;.
· cjhuzkhf tq;fpfspy; cs;s jd;dpaf;f $w;W ,ae;jpuq;fs;.
2. Batch processing
· xU Fwpg;gpl;l fhyk; tiu juTfs; Nrfupf;fg;gl;L gpd; xt;nthU njhFjpahf nrad;Kiwahf;fk; nra;ag;gLk;
· cjhuzkhf thdpiy juTfis gy ehl;fs; Nrfupj;J fhyepiy KbTfis ntspaply;
jfty; Kiwikapd; tiffs;
1. Office automation system (OAS)
2. transaction processing system (TPS)
3. management information system (MIS)
4. processing control system (PCS)
Office automation system (OAS)
· juTfisAk; jfty;fisAk; gad;gLj;Jfpd;w njhopyhsu;fspd; nraw;jpuid $l;Ltjw;fhf cUthf;fg;gl;l njhFjpfs; ,itahFk;
· cjhuzkhf: MS OFFICE
Transaction processing system
· juTfis ngwy;> nrad;Kiwf;F cw;gLj;jy;> Nrkpj;J itj;jy; Nghd;w nraw;ghLfis Nkw;nfhs;Sk; jfty; njhFjpahFk;.
· ,J tpahghunkhd;wpd; fPo; kl;l nraw;ghl;L njhFjpahf fUjg;gLfpd;wJ.
· ,jd; %yk; cUthf;fg;gLk; Kfhik juTfs; md;whl nfhLf;fy; thq;fspd; tpguq;fis nfhz;bUf;Fk;. ,it fPo;kl;l Kfhikahsu;fSf;F Njitahd tpguq;fshFk;.
· ,k;KiwikahdJ jdJ Mjpf;f gFjpapy; kl;LNk nraw;gLk; cjhuzkhf epWtdj;jpd; re;ijg;gLj;jy; gpupT> fzf;fPl;Lg; gpupT> cw;gj;jpg; gpupT Nghd;wtw;Wf;F jdpj;jdpahd TPS fhzg;gLk;
TPS xd;wpd; gpujhd gFjpfs;
· Hardware (machine)
· Software (Instruction)
· People (Programmers, managers, user)
· Procedures (rules)
· data and information
jd;dpaf;f TPS > kdpjtY TPS NtWghLfs;
1. Automated
· Ntfk; $baJ
· jpUj;jkhdJ
· nraw;jpud; kpf;fJ
· ek;gf jd;ik $baJ
· gy ghfq;fis nfhz;lJ
2. Manual
- Ntfk; Fiwe;jJ
- jpUj;jk; FiwT
- nraw;jpud; FiwT
- ek;gf jd;ik FiwT
- rpy ghfq;fis nfhz;lJ
Management information system (MIS)
juTfis TPS ,lk; ,Ue;J ngw;W mtw;iw njhFj;J RUf;fkhd Kfhikj;Jt mwpf;iffshf khw;Wk; njhFjpahFk;.
,jd; mwpf;iffs; eLj;ju kw;Wk; nraw;ghl;L Kfhikahsu;fSf;F gad;gLk;.
processing control system (PCS)
· ,it njhopw;rhiyapy; cs;s ,ae;jpuq;fis fl;Lg;gLj;Jk; KiwikfshFk;.
· cjhuzkhf rPNke;J njhopw;rhiy> thfd cw;gj;jp njhopw;rhiy
Nghd;wtw;wpy; fhzg;gLk; njhFjpfs;
Intelligent information system(IS)
Nju;r;rp ngw;w kdpj nraw;ghLfis Nkw;nfhs;Sk; fzpdp mbg;gilapyhd gpuNahf mikg;Gf;fis nfhz;l njhFjp ,JthFk;.
cjhuzkhf kdpjdpd; Nehia mwpAk; ,ae;jpuq;fs;> epjp vjpu;T $wy;fis Nkw;nfhs;Sk; njhFjpfs; ,it Expert system vdTk; miof;fg;Lk;.
system development life cycle
njhFjp tpUj;jp tho;f;if tl;lk;
;
,J jfty; Kiwknahd;wpd; cUthf;f gbKiwfis Fwpf;Fk;
njhFjp tpUj;jp gbKiwfs;
• Kiwik Gydha;T (Investigation)
• Kiwik gFg;gha;T (Analysis)
• Kiwik tbtikg;G (Design)
• guPl;rpj;jy; (Testing)
• Kd;itj;j;y (Implementation)
• guhkupj;jy; (Maintain)
ICT Grade 10












