Video: Dab tsi yog DSL kab lim?
2024 Tus sau: Lynn Donovan | [email protected]. Kawg hloov kho: 2023-12-15 23:47
A DSL lim (kuj DSL splitter los yog microfilter) yog analog low-pass lim ntsia nruab nrab ntawm cov khoom siv analog (xws li xov tooj lossis analog modems) thiab cov xov tooj qub qub (POTS) kab . DSL lim yog cov khoom siv passive, yuav tsum tsis muaj lub zog los ua haujlwm.
Ib yam li ib tug yuav nug, yog DSL kab lim tsim nyog?
A DSL lim yog ib qho khoom siv uas tau teeb tsa hauv ib DSL kev sib txuas kab los pab txo cov kab cuam tshuam yog tias kab yog qhia los ntawm ob lub xov tooj thiab cov DSL kev pabcuam. Yog siv txoj kev splitter thaum lub sij hawm DSL kev pab cuam installation nws tsis yog tsim nyog siv a DSL lim.
Tsis tas li ntawd, tag nrho cov lim dej DSL zoo ib yam? Ob leeg DSL (ADSL1) thiab ADSL2+ lim yog low-pass lim tsim los thaiv txhua yam uas siab dua cov zaus siv rau lub suab analog ntawm lub xov tooj network. Qhov no txhais tau tias cov lim zaus yog qhov ib yam (qhov chaw nruab nrab ntawm 5 thiab 25kHz)!
Tsis tas li ntawd, DSL xov tooj lim ua dab tsi?
A DSL lim yog ib yam khoom me me uas lim tawm kab cuam tshuam uas yuav ua rau koj qeeb DSL Kev pabcuam hauv internet. Feem ntau, a DSL lim muaj ib xov tooj jack ntawm ib kawg uas ntsaws rau ntawm phab ntsa thiab a xov tooj jack chaw nres nkoj ntawm lwm qhov kawg rau koj xov tooj los yog lwm yam khoom siv ntsaws rau.
Puas yog DSL cov lim dej tsis zoo?
Yog lawm DSL lim tuaj yeem ua phem . Ob xyoos dhau los thaum kuv muaj teeb meem nrog kuv qhov nrawm, tech hauv xov tooj tau khiav kev sim ntawm kab nrog rau lim ntawm thiab nrog cov lim tawm. Qhov ceev tau qis dua nrog cov lim ntawm.
Pom zoo:
Dab tsi yog qhov txawv ntawm tus kab mob los ntawm tus kab mob?
Qhov sib txawv tseem ceeb ntawm tus kab mob thiab tus kab mob yog cov kab mob yuav tsum tau tshwm sim los ntawm kev ua kom lawv tus tswv tsev; whereas worms yog stand-alone siab phem cov kev pab cuam uas muaj peev xwm nws tus kheej-replicate thiab propagate nws tus kheej sai li sai tau raws li lawv tau ua txhaum lub system
Koj qhia li cas yog kab laum yog kab kab?
Tej yam zoo li lub tis thiab kav hlau txais xov tuaj yeem pab koj txheeb xyuas tus kab mob li kab laum. Koj yuav tsum tau saib cov cim qhia ntawm kev kis kab mob, xws li cov av nkos thiab cov xau. Saib cov tis thiab kav hlau txais xov. Termites muaj 4 tis. Nco ntsoov tias termites poob lawv cov tis tom qab swarming, yog li cov termite koj tab tom saib yuav tsis muaj
Dab tsi yog ib kab lus noun hauv kab lus?
Cov kab lus noun suav nrog lub npe-tus neeg, qhov chaw, lossis yam khoom-thiab cov kev hloov pauv uas paub qhov txawv. Cov kev hloov pauv tuaj yeem ua ntej lossis tom qab lub npe. Cov uas tuaj ua ntej yuav suav nrog cov ntawv, cov npe muaj npe, cov lus muaj npe, cov npe, thiab / lossis cov koom nrog
Dab tsi yog kab hauv thiab kab tawm?
Cov khoom siv hluav taws xob siv hluav taws xob cuam tshuam nrog lub suab (piv txwv li daim npav suab) feem ntau muaj cov kab txuas sau npe hauv thiab / lossis kab tawm. Kab tawm muab lub suab signaloutput thiab kab hauv tau txais ib lub signalinput
Kab thiab kab hu ua dab tsi hauv DBMS?
Hauv computer science terminology, kab qee zaum hu ua 'tuples,' kab yuav raug hu ua 'tus cwj pwm,' thiab cov ntxhuav lawv tus kheej yuav raug hu ua 'kev sib raug zoo'. Ib lub rooj tuaj yeem pom tau raws li qhov matrix ntawm kab thiab kab, qhov twg txhua qhov kev sib tshuam ntawm kab thiab kab muaj cov nqi tshwj xeeb