Qhov tseem ceeb ntawm txoj saw ntawm kev saib xyuas Cov saw hlau ntawm kev saib xyuas ua pov thawj kev ncaj ncees ntawm ib daim ntawv pov thawj. [1] Daim ntawv taug kev yog khaws cia kom cov neeg uas tau them cov pov thawj ntawm lub sijhawm twg los tau paub sai sai thiab raug hu los ua tim khawv thaum lub sijhawm sim yog xav tau.
Txoj saw ntawm kev saib xyuas yog dab tsi thiab vim li cas nws thiaj tseem ceeb?
Lub homphiaj ntawm txoj saw kev saib xyuas yog sau ib daim ntawv pov thawj txij thaum tau txais mus rau lub sijhawm muab pov tseg. Qhov no txhais tau tias khaws cov ntaub ntawv meej meej ntawm leej twg tau nkag mus rau cov pov thawj, qhov twg nws raug thauj mus rau thiab yog tias muaj kev hloov pauv ntawm cov xwm txheej rau cov pov thawj xws li kuaj lossis luam cov pov thawj.
Kev saib xyuas saw hlau yog dab tsi thiab nws qhov tseem ceeb hauv tsev hais plaub?
Chain of custody refers to cov ntaub ntawv uas tsim cov ntaub ntawv ntawm kev tswj hwm, hloov chaw, thiab muab pov thawj hauv rooj plaub txhaum cai. … Txhawm rau ua pov thawj ib tus neeg ua txhaum, tus kws lij choj yuav tsum ua pov thawj tias cov ntaub ntawv pov thawj hauv tsev hais plaub yog tib cov pov thawj uas tau rov qab los ntawm qhov chaw ntawm qhov kev liam txhaum cai.
Yuav ua li cas yog cov kauj ruam hauv cov saw hlau saib xyuas?
Cov saw ntawm kev saib xyuas yog cov ntaub ntawv taug qab pib nrog cov ncauj lus ntxaws ntxaws uas piav qhia qhov twg cov pov thawj tau txais lossis sau. Kev sau cov txheej txheem, khaws cia, ntim khoom, tsheb thauj mus los, khaws cia thiab tsim cov ntawv teev npeyog txhua feem ntawm cov txheej txheem siv los tsim cov saw hlau saib xyuas.
HowTxoj kev saib xyuas puas pib?
Data Collection: Qhov no yog qhov pib txheej txheem kev saib xyuas. Nws suav nrog kev txheeb xyuas, sau npe, sau cia, thiab tau txais cov ntaub ntawv los ntawm tag nrho cov peev txheej muaj feem cuam tshuam uas khaws kev ncaj ncees ntawm cov ntaub ntawv thiab cov pov thawj sau.
