Cov txheej txheem:
Video: Qhov zoo ntawm Web browser yog dab tsi?
2024 Tus sau: Lynn Donovan | [email protected]. Kawg hloov kho: 2023-12-15 23:47
Muaj qee qhov zoo qhov zoo ntawm web browsers , qee qhov ntawm no tsis tau hais hauv lwm cov lus teb. qhib cov qauv - txhua tus neeg hauv ntiaj teb tuaj yeem sau, sim, thiab faib cov software uas khiav hauv browser . Apps tau tsim tshwj xeeb thiab xav tau agatekeeer zoo li Google lossis Apple kom pom zoo rau lawv.
Tom qab ntawd, ib tug kuj yuav nug, vim li cas lub web browser tseem ceeb?
A browser yog ib daim ntawm software uas ua haujlwm raws li auser lub qhov rais thiab nkag mus rau lub Ntiaj Teb Wide Web . Nws yooj yim rau overlook lub qhov tseem ceeb ntawm browser tam sim no nws tau dhau los ua ubiquitous hauv peb lub neej txhua hnub. Ua ntej lub adventof web browsers , cov neeg siv yuav tsum tau nruab apps tsuas yog tham, saib yeeb yaj duab, thiab mloog suab paj nruag.
Tsis tas li ntawd, qhov zoo ntawm kev siv Google Chrome yog dab tsi? Qhov zoo : Chrome yog qhov browser ceev heev; nws loads thiab qhia cov nplooj ntawv sai heev. Koj muaj peev xwm dragtabs tawm mus rau hauv nyias lub qhov rais, tsis muaj teeb meem, thiab rov qab ingain nrog koj nas. Google Chrome muaj qhov yooj yim heev, tsim qauv yooj yim, ua kom yooj yim siv.
Tsis tas li ntawd, qhov zoo ntawm lub vev xaib yog dab tsi?
Qhov zoo ntawm Web Daim ntawv thov. Web Cov ntawv thov xa ntau cov txiaj ntsig kev lag luam piv rau cov kev daws teeb meem hauv chaw ua haujlwm. Txo cov nqi lag luam - tsawg lub sij hawm siv tham nrog cov neeg siv khoom hauv xov tooj; tshem tawm cov ntaub ntawv luam tawm; tso cai rau cov neeg siv hloov kho lawv tus kheej cov ntsiab lus. Centralized cov ntaub ntawv muaj kev ruaj ntseg thiab yooj yim tobackup.
Dab tsi yog cov yam ntxwv ntawm Web browser?
Basic Internet browser nta
- Navigation khawm. Refresh khawm yog siv rov qab mus rau tom ntej thaum tshawb nrhiav.
- Refresh khawm. Refresh nyees khawm yog siv los yuam lub web browser toreload nplooj ntawv web.
- Nres khawm.
- khawm tsev.
- Web browser qhov chaw nyob bar.
- Kev tshawb nrhiav ua ke.
- Tabbed browsing.
- Bookmark khawm.
Pom zoo:
Dab tsi yog qhov piv txwv ntawm qhov zoo nrog rau qhov zoo network sab nraud cuam tshuam?
Cov piv txwv classic yog xov tooj, qhov twg ntau tus neeg siv nce tus nqi rau txhua tus. Qhov zoo sab nraud yog tsim thaum lub xov tooj tau yuav yam tsis muaj nws tus tswv xav tsim kom muaj txiaj ntsig rau lwm tus neeg siv, tab sis ua li ntawd txawm tias
Dab tsi yog qhov txawv ntawm kev sib raug zoo unary kev sib raug zoo binary thiab kev sib raug zoo ternary?
Kev sib raug zoo tsis sib xws yog thaum ob tus neeg koom hauv kev sib raug zoo yog tib lub koom haum. Piv txwv li: Cov ncauj lus yuav yog qhov yuav tsum tau ua ua ntej rau lwm yam kev kawm. Kev sib raug zoo ternary yog thaum peb lub koom haum koom nrog kev sib raug zoo
Dab tsi yog sparse kem Dab tsi yog qhov zoo thiab qhov tsis zoo?
Koj poob 4 bytes tsis yog ib zaug ib kab; tab sis rau txhua lub cell hauv kab uas tsis yog null. Qhov zoo ntawm SPARSE kem yog: Qhov tsis zoo ntawm SPARSE kem yog: SPARSE kem tsis tuaj yeem siv rau ntawm cov ntawv, ntext, duab, timestamp, geometry, geography lossis cov neeg siv cov ntaub ntawv teev tseg
Dab tsi yog qhov qub txeeg qub teg Dab tsi yog qhov sib txawv ntawm qhov qub txeeg qub teg piav nrog piv txwv?
Inheritance yog ib txoj hauv kev kom tau txais cov yam ntxwv thiab kev coj cwj pwm ntawm ib chav kawm los ntawm lwm chav kawm. Cov chav kawm uas cov tswv cuab tau txais qub txeeg qub teg yog hu ua chav kawm hauv paus, thiab chav kawm uas tau txais cov tswv cuab tam sim no hu ua chav derived. Inheritance siv IS-A kev sib raug zoo
Dab tsi yog qhov zoo sib xws thiab qhov txawv ntawm relays thiab PLC yog dab tsi?
Relays yog electro-mechanical keyboards uas muaj coil thiab ob hom kev sib cuag uas tsis yog NO & NC. Tab sis Programmable Logic Controller, PLC yog lub khoos phis tawj me uas tuaj yeem txiav txim siab raws li qhov kev zov me nyuam thiab nws cov tswv yim & tso tawm