2024 Tus sau: Elizabeth Oswald | [email protected]. Kawg hloov kho: 2024-01-13 00:07
Txoj kev xoom (zeros ua ntej tus lej tsis yog xoom) tsis tseem ceeb. … Trailing zeros nyob rau hauv ib tug xov tooj uas muaj ib tug decimal point yog qhov tseem ceeb. Piv txwv li, 12.2300 muaj rau 6 tus lej tseem ceeb: 1, 2, 2, 3, 0, thiab 0. Tus lej 0.000122300 tseem tsuas muaj rau tus lej tseem ceeb (zeros ua ntej 1 tsis tseem ceeb).
Vim li cas xoom tom qab tus lej tsis tseem ceeb?
Cov duab tseem ceeb yog siv los qhia qhov tseeb ntawm kev ntsuas. Tus lej xoom tsis tseem ceeb vim lawv tsis muab cov ntaub ntawv qhia txog qhov tseeb ntawm kev ntsuas.
Puas yog pes tsawg txoj cai tseem ceeb?
Vim cov xoom mus rau sab xis ntawm qhov chaw decimal tsis tsim nyog raws li cov neeg tuav qhov chaw, lawv suav nrog qhia tias lawv tseem ceeb. Zeros mus rau sab xis ntawm qhov chaw decimal uas tsis yog qhov chaw tuav tseem ceeb; cov xoom tseem ceeb no yuav nyob rau sab xis ntawm cov lej tseem ceeb uas tsis yog xoom.
Muaj pes tsawg tus lej tseem ceeb muaj 0.001?
thawj daim duab tseem ceeb yog thawj tus nqi tsis yog xoom. Piv txwv li: 0.001, 1 yog tus lej tseem ceeb, yog li 0.001 muaj ib daim duab tseem ceeb. Trailing zeros ua ntej tus lej lej tsis suav. Piv txwv li: 10, 100, 1000 txhua tus tsuas muaj ib daim duab tseem ceeb xwb.
Muaj pes tsawg tus lej tseem ceeb yog 0.0560?
Muaj pes tsawg tus lej tseem ceeb yog 0.0560? 0.0560 muaj 3 tseem ceebcov duabuas yog 5, 6 thiab 0.
Pom zoo:
Puas muaj pes tsawg lo lus suav nrog 2 tus lej thiab 3 tus lej?
Teb kawg: Tag nrho no. ntawm cov lus tsim los ntawm kev siv 2 tus lej thiab 3 tus lej sau los ntawm 4 tus lej thiab 5 tus lej sib npaug 7200. Puas muaj pes tsawg lo lus suav nrog 2 tus lej thiab 3 tus lej tuaj yeem tsim los ntawm 4 tus lej sib txawv thiab 5 tus lej sib txawv?
Dab tsi yog qhov tseem ceeb thiab vim li cas nws tseem ceeb los txheeb xyuas koj qhov tseem ceeb?
Qhov tseem ceeb yuav coj koj hauv kev txiav txim siab hauv lub neej thiab ua rau koj taug qab. Qhov tseem ceeb tshaj plaws, qhov tseem ceeb tshaj plaws yuav ua rau koj ntseeg siab hais tias "tsis yog." Lawv pab koj txheeb xyuas qhov xav tau tiag tiag hauv koj lub neej, piv rau lwm tus xav tias tseem ceeb.
Tus lej twg yog tus lej tseem ceeb?
Tus lej tseem ceeb yog tus lej ntau dua 1 nrog tsuas yog ob yam - lawv tus kheej thiab 1. Tus lej tseem ceeb tsis tuaj yeem muab faib los ntawm lwm tus lej yam tsis muaj qhov seem. Ib qho piv txwv ntawm tus lej tseem ceeb yog 13. Nws tsuas yog muab faib los ntawm 1 thiab 13.
Puas suav cov lej suav ua cov lej tseem ceeb?
3. Kev xoom tsis tseem ceeb. Lawv tsis muaj dab tsi ntau tshaj li "qhov chaw tuav." Tus naj npawb 0.54 tsuas muaj ob qhov tseem ceeb xwb. 0.0032 kuj tseem muaj ob daim duab tseem ceeb. Puas xoom suav tias yog tus lej tseem ceeb?
Peb puas tuaj yeem txav tus lej lej rau tus lej hauv cobol?
Yes. Cobol tso cai rau txav Alphanumeric hloov pauv mus rau tus lej hloov pauv. Tsis tso cai rau cov tsiaj ntawv mus rau lej. Yuav ua li cas koj hloov cov lej rau tus lej hauv Cobol? RE: Hloov cov lej lej rau lej sim: 01 alpha-field PIC X(4) VALUE "
