Ntim yog ib yam mob uas tsim nyog rau cov khoom siv nkag mus rau hauv cov chaw ua haujlwm, thiab lub ntsiab ntawm kev ua tiav cov khoom ntim yog siv cov ntim tshuab . Nrog txoj kev loj hlob ntawm cov sij hawm thiab kev nce qib ntawm kev siv tshuab, cov khoom ntim khoom yog ua si tseem ceeb hauv txoj kev ua lag luam. Nws lub luag haujlwm tseem ceeb raws li nram no:
(1) muaj peev xwm ua kom tau zoo tshaj plaws zog ua hauj lwm
(2) tuaj yeem lav qhov zoo ntawm kev ntim khoom
(3) muaj peev xwm ua tau qhov haujlwm uas ua tsis tau tiav los ntawm phau ntawv ntim
(4) yuav txo cov kev khwv noj khwv tau thiab txhim kho kev ua haujlwm
(5) Kev tiv thaiv rau cov neeg ua haujlwm
(6) tuaj yeem txo nqi cov nqi thiab txuag cov nqi cia
(7) Txhim khu khoom kev tu cev
(8) tuaj yeem txhawb kev tsim kho kev lag luam
