1.Yintoni umncedisi wedijithali wobuqu?
Umncedisi wedijithali wobuqu, odla ngokubizwa ngokuba yiPDA, sisixhobo okanye usetyenziso lwesoftware eyenzelwe ukunceda abantu ngemisebenzi eyahlukeneyo kunye nemisebenzi. PDAs zixhotyiswe ngeempawu ezifana nolawulo lwekhalenda, umbutho zoqhagamshelwano, ukuthatha amanqaku, kunye nokuqondwa ilizwi.
IiPDA zinceda abantu ukuba bahlale becwangcisiwe kwaye benemveliso ngokudibanisa izixhobo eziyimfuneko kwisixhobo esinye esihlangeneyo. Zingasetyenziselwa ukulawula iishedyuli, ukuseta izikhumbuzo, ukugcina ulwazi olubalulekileyo, kunye nokwenza imisebenzi efana nokufowuna, ukuthumela imiyalezo, kunye nokufikelela kwi-intanethi.
Ngenkqubela phambili yetekhnoloji, iiPDA ziye zavela ukuze zibandakanye abancedisi abakhoyo, abanje ngeSiri, Alexa, okanye uMncedisi kaGoogle. Aba bancedisi benyani baxhomekeke kubukrelekrele bokwenziwa kunye nokusetyenzwa kolwimi lwendalo ukubonelela ngoncedo olulolwakho, ukuphendula imibuzo, ukwenza imisebenzi, kunye nokunika iingcebiso ezisekelwe kwizinto ezikhethwa ngumsebenzisi kunye nemikhwa.
Nokuba ikwimo yesixhobo somzimba okanye usetyenziso lwesoftware, abancedisi bedijithali bomntu bayilelwe ukwenza lula kunye nokwenza lula imisebenzi yemihla ngemihla, ukwandisa ukusebenza kakuhle, kunye nokuphucula imveliso iyonke.
2.PDA Iimpawu:
Ulawulo lweeNkcukacha zoBuqu (PIM): IiPDA zihlala zibandakanya izicelo zokulawula ulwazi lomntu siqu njengabafowunelwa, iikhalenda, kunye noluhlu lwemisebenzi.
Ukuthatha amanqaku: Ii-PDAs zinokuba nee-apps ezakhelwe ngaphakathi zokuthatha amanqaku ezivumela abasebenzisi ukuba babhale phantsi izimvo, benze uluhlu lwezinto eziza kwenziwa, kwaye benze izikhumbuzi.
I-imeyile kunye neMiyalezo: IiPDA ezininzi zibonelela nge-imeyile kunye namandla okuthumela imiyalezo, okuvumela abasebenzisi ukuba bathumele kwaye bafumane imiyalezo ekuhambeni.
Ukhangelo lwewebhu: Ezinye iiPDA zinoqhagamshelo lwe-intanethi kunye nezikhangeli zewebhu, ezivumela abasebenzisi ukuba bafikelele kwiiwebhusayithi, bakhangele ulwazi, kwaye bahlale beqhagamshelwe kwi-intanethi.
Ukujongwa koXwebhu kunye noHlelo: IiPDA ezininzi zixhasa ukujongwa koxwebhu kwaye zide zivumele ukuhlela okusisiseko kwamaxwebhu afana neefayile zeLizwi kunye neExcel.
UQhagamshelwano olungenazingcingo: IiPDA zihlala zine-Wi-Fi eyakhelwe-ngaphakathi okanye iBluetooth, evumela ukuhanjiswa kwedatha engenazingcingo kunye nokunxibelelana nezinye izixhobo.
Ukudlala kwakhona kwemidiya: IiPDA zinokubandakanya izidlali zeaudio kunye nevidiyo, ezivumela abasebenzisi ukumamela umculo, ukubukela iividiyo, kunye nokujonga iifoto.
Ukurekhodwa kwezwi: Ezinye iiPDA zinezakhono zokurekhoda kwezwi ezakhelwe ngaphakathi, ezivumela abasebenzisi ukuba barekhode iimemo zelizwi okanye iintetho.
I-GPS Navigation: Ii-PDA ezithile ziza kunye nokusebenza kwe-GPS, evumela abasebenzisi ukuba bafikelele kwiimephu kunye nezixhobo zokukhangela izikhombisi kunye neenkonzo zendawo.
Iinketho Zokwandisa: IiPDA ezininzi zineendawo zokubeka i-slots, ezifana ne-SD okanye i-MicroSD card slots, evumela abasebenzisi ukuba bandise umthamo wokugcina isixhobo.
Kubalulekile ukuqaphela ukuba iiPDA ziye zancipha kakhulu kwiminyaka yakutshanje, kwaye iimpawu zazo ziye zafakwa kakhulu kwii-smartphones kunye nezinye izixhobo eziphathwayo. Ngenxa yoko, ukusebenza kunye neempawu ezidweliswe ngasentla zixhaphake kakhulu kwii-smartphones kunye neetafile zanamhlanje.
3. Izinto eziluncedo zePDA:
I-1.Ukuphatheka: I-PDAs kunye ne-Portable Lcd Screen zincinci kwaye zikhaphukhaphu, zibenza baphatheke kakhulu kwaye kulula ukuzithwala.
I-2.Umbutho: Ii-PDA zibonelela ngezixhobo ezahlukahlukeneyo zokucwangcisa iishedyuli, oonxibelelwano, uluhlu lwezinto eziza kwenziwa, kunye namanqaku, ukunceda abasebenzisi ukuba bahlale behlelekile kwaye balawule imisebenzi yabo ngokufanelekileyo.
3.Imveliso: IiPDA zibonelela ngeempawu zokuphucula imveliso ezifana nokuhlelwa kwamaxwebhu, ukufikelela kwi-imeyile, kunye nokukhangela kwi-intanethi, evumela abasebenzisi ukuba basebenze ekuhambeni.
I-4.Unxibelelwano: IiPDA ezininzi zinezakhono zonxibelelwano ezakhelwe ngaphakathi, ezifana ne-imeyile kunye nokuthumela imiyalezo, ezenza abasebenzisi bahlale bexhumeke kwaye banxibelelane ngokukhawuleza kwaye kulula.
I-5.Ubuninzi bokusebenza: Ii-PDA zihlala zibandakanya iimpawu ezongezelelweyo ezifana nezixhobo zokubala, abadlali be-audio, iikhamera, kunye nezixhobo zokuhamba, ukubonelela abasebenzisi ngemisebenzi emininzi kwisixhobo esisodwa.
4. Izinto ezingeloncedo kwiPDA:
I-1.I-Limited Screen Size: I-PDA ngokuqhelekileyo inezikrini ezincinci, ezinokwenza kube nzima ukujonga nokusebenzisana nezicelo ezithile, iiwebhusayithi, okanye amaxwebhu.
I-2.I-Limited Processing Power: Xa kuthelekiswa nezinye izixhobo ezifana neelaptops okanye iipilisi, ii-PDA zinokuba namandla okusebenza alinganiselweyo kunye nomthamo wokugcina, onokuthi uthintele uhlobo kunye nobukhulu bemisebenzi abanokuyiphatha ngokufanelekileyo.
I-3.Ubomi bebhetri obulinganiselweyo: Ngenxa yobukhulu babo obuncinci, ii-PDA zihlala zinebhetri elinganiselweyo, oku kuthetha ukuba banokufuna ukutshaja rhoqo, ngakumbi ngokusetyenziswa okunzima.
I-4.I-Obsolescence: I-PDA ezinikezelweyo ziye zazingathandwa kakhulu ngenxa yokunyuka kwee-smartphones, ezibonelela ngokusebenza okufanayo kunye neempawu eziphambili. Oku kuthetha ukuba iiPDA kunye nesoftware yazo zinokuphelelwa lixesha kwaye zingaxhaswa ngokuhamba kwexesha.
I-5.Indleko: Ngokuxhomekeke kwiimpawu kunye nobuchule, ii-PDA zinokubiza kakhulu, ngakumbi xa zithelekiswa nee-smartphones okanye iipilisi ezinikezela ngokusebenza okufanayo okanye okungcono kwixabiso elifanayo okanye eliphantsi.
I-5.LCD, i-TFT kunye neteknoloji ye-Touchscreen kwi-PDA
I-LCD (i-Liquid Crystal Display) kunye ne-TFT (i-Thin-Film Transistor) isetyenziswa ngokuqhelekileyo iteknoloji yokubonisa kwi-PDAs (abaNcedisi boMntu beDijithali).
1)LCD: IiPDA zisebenzisa izikrini zeLCD njengeteknoloji yazo ephambili yokubonisa. Izikrini zeLCD ziquka ipaneli eneekristale ezingamanzi ezinokulawulwa ngombane ukubonisa ulwazi. Izikrini zeLCD zibonelela ngokubonakala okuhle kunye nokubhaliweyo okubukhali kunye nemizobo. Ngokuqhelekileyo zikhanyisa umva ukuphucula ukubonakala kwiimeko ezahlukeneyo zokukhanyisa. I-Lcd Glass Panel ziwonga amandla, zizenza zilungele izixhobo eziphathwayo.
2)TFT: I-TFT luhlobo lobuchwephesha be-LCD obusebenzisa ii-transistors zefilimu ezibhityileyo ukulawula iipixels ezizimeleyo kumboniso. Ibonelela ngomgangatho womfanekiso ongcono, isisombululo esiphezulu, kunye namaxesha okuphendula akhawulezayo xa kuthelekiswa neziboniso zeLCD zemveli. Iziboniso ze-TFT ziqhele ukusetyenziswa kwiiPDA njengoko zibonelela ngemibala eqaqambileyo, umlinganiselo ophezulu wokuchasana, kunye nee-engile zokujonga ezibanzi.
3)Isikrini esibanjwayo: IiPDA ezininzi zikwabandakanya ukusebenza kwesikrini esichukumisayo, esivumela abasebenzisi ukuba banxibelelane ngokuthe ngqo nesiboniso ngokucofa, ukuswayipha, okanye ukusebenzisa izijekulo. Itekhnoloji ye-touchscreen inokuphunyezwa ngokusebenzisa iindlela ezahlukeneyo, ezifana ne-resistive okanye i-capacitive touchscreens. Ngesikrini esichukumisayo, ii-PDAs zinokubonelela nge-intuitive ngakumbi kunye ne-interface-friendly interface, evumela abasebenzisi ukuba bahambe ngeemenyu, idatha yegalelo, kunye nokusebenzisana nezicelo ngaphandle komzamo.
Isishwankathelo, i-LCD kunye ne-TFT iteknoloji ibonelela ngezakhono zokubonisa okubonakalayo kwiiPDAs, ngelixa izikrini zokuchukumisa ziphucula ukusebenzisana komsebenzisi kunye negalelo kwezi zixhobo.
Ixesha lokuposa: Oct-26-2023
