Nju;r;rp 1.2 juT vd;why; vd;d? (What is Data) juT vd;gJ njspthd Mdhy; mHjkw;w kw;Wk; xOq;fw;w tplaq;fshFk;. ,jidf; nfz;L ve;j tpjkhd jPHkhdj;jpw;Nfh my;yJ Kbtpw;Nfh tuKbahJ. cjhuzk;: Rigupd; caUk; 160 cm. fshFk; mtdJ ngau; m]P];> Nu[h nts;is epwkhdJ. epah]pw;F fzpjj;jpy; 40 Gs;spfshFk; Nkw;nrhd;d cjhuzq;fspy; cs;s juTfuis Fwpg;gpl;l nrad;Kiwf;F my;yJ xOq;fikg;Gf;F cl;gLj;jpdhyNa gpuNahrdkpf;fitahf khw;wkilAk;> ,t;thwhd xU epiyapy; ,J jftiy ngWtjw;fhd raw data vdTk; miof;fg;gLk; juTfs; Nrfupf;fg;gl;bUf;Fk; tbtq;fs;.(Forms of Data ) juTfy; gpd;tUk; tbtq;fspy; Nrkpf;fg;gl;bUf;Fk;. 1. vOj;J tbtq;fspy; (Text) ,yf;fq;fs; (1>2>3>4>5……) vOj;Jf;fs; (A-Z, a-z, m - /, …….) FwpaPLfs; (;, +, -, …….) tpN\l FwpaPLfs; (@, &, #,…….) 2. fw;Gy tbtq;fs; (Visual) 3. nrtpg;Gy tbtq;fs; (Audio) jfty; (Information) jfty; vd;gJ xU Kbtpid vLf;f cjtf; $baJk; my;yJ jPHkhdj;jpw;F cjtf;$baJk; Njitapid G+Hj;jp nra;af;$baJkhd xU nrad;Kiwf;F cl;gl;l juNt (Processed Data) jfty; vdg;gLk;. தரவு
செயன்முறற
தகவல்
Eg. epah]; tFg;gpy; 1k; ,lk;, wpah]; m`kl;il tpl epiw $batd;, New;W Etnuypahtpy; mjp $ba kio tPo;r;rp gjpthfpAs;sJ NkYk; xU tplak; nrad;Kiwg;gLj;jg;gl;bUe;jhYk; mJ NjitapidAk; Nehf;fj;jpidAk; nghWj;Nj jftyh my;yJ juth vd jPHkhdpf;fg;gLk; Eg. xU Fwpj;j tFg;gpy; fzpjg;ghlj;jpy; rpj;jpaile;j khztHfspd; njhif Fwpj;j ghl MrphpaUf;Fk;> ghlrhiyf;Fk; jftyhf ,Uf;Fk; mNj Neuk; fy;tpaikr;R mfpy ,yq;ifapy; khztHfs; njhlHghd Ma;tpd; NghJ Nkw;nrhd;d jfty; xU juthfNt Nehf;fg;gLk;. jftypd; gz;Gfs; (Characteristic of Information) gpuNahrdkpf;fit> gaDs;sjhf ,Uf;Fk; mwpit $l;lhf; $bajhf ,Uf;Fk;. Fwpj;j fhyj;jpw;Fhpajhf ,Ug;gNjhL jPHkhdq;fis vLf;f cjTk;. Fwpj;j tplaj;Jld; njhlHghdjhf ,Uf;Fk; Gjpa tplakhf ,Uf;Fk; rupahdjhf ,Uf;Fk; jftypd; gad;fs; (Usefulness of Information) Mwptpid tpUj;jp nra;tjw;F ehshe;j nraw;ghLfis Nkw;nfhs;tjw;F xU Fwpj;j tplaj;jpid jpl;lkpl xU Fwpj;j tplak; njhlHghf vjpHT $w tpdhf;fs;: 1. jutpw;F cjhuzk; 5 jUf? 2. jfty; vg;NghJk; jftyhf gad;gLj;jg;gLkh? ,y;iy vdpy; mt;thwhd re;ju;g;gq;fs; 3 jUf? 3. jfty; kw;Wk;; jutpw;fpilapyhd NtWghLfs; 3 jUf?
