Thaum xaiv lub tshuab ntim khoom ntse, cov lag luam yuav tsum xav txog ntau yam. Ua ntej, lub tshuab ua haujlwm tsis zoo, xws li ntim ceev, ntim qhov tseeb, thiab siv tau, cuam tshuam ncaj qha rau kev tsim khoom thiab ntim khoom zoo. Qhov thib ob, lub tshuab ruaj khov thiab kev ntseeg tau yog qhov tseem ceeb; lub tshuab ntim khoom ntse ruaj khov txo cov nqi tsis ua haujlwm thiab txhim kho kev tsim khoom. Tsis tas li ntawd, kev yooj yim ntawm kev khiav lag luam thiab kev tswj xyuas kuj tseem ceeb rau kev lag luam; ib qho yooj yim kev khiav hauj lwm interface thiab yooj yim txij nkawm txoj kev yuav txo tau cov nqi khiav hauj lwm. Thaum kawg, cov lag luam kuj yuav tsum xav txog lub tshuab tus nqi thiab tom qab- kev muag khoom, xaiv tus nqi- cov cuab yeej siv tau zoo thiab ua kom lub sijhawm thiab kev tshaj lij tom qab- muag kev txhawb nqa.