Tsarin gaba shine wanda ke mamaye harsashin ku (tagar tasha), ma'ana duk wani sabon umarni da aka buga ba shi da wani tasiri har sai an gama umarnin da ya gabata. Wannan shine kamar yadda zamu yi tsammani, amma yana iya zama da rudani lokacin da muke gudanar da shirye-shirye masu dorewa, kamar su afni ko suma GUI (mai amfani da hoto mai hoto). Lura.
Menene umarnin gaba?
1. Gaba: Lokacin da kuka shigar da umarni a cikin taga mai ƙarewa, umarnin yana mamaye wannan taga tasha har sai ta kammala. Wannan aikin gaba ne. 2. Bayan Fage: Lokacin da ka shigar da alamar ampersand (&) a ƙarshen layin umarni, umarnin yana gudana ba tare da mamaye tagar tashar ba.
Menene tsari a cikin Unix?
Duk lokacin da kuka ba da umarni a cikin Unix, tana ƙirƙira, ko farawa, sabon tsari. … A tsari, a cikin sauki sharuddan, shi ne misali na shirin gudu. Tsarin aiki yana bin matakai ta hanyar lambar ID mai lamba biyar da aka sani da pid ko ID ɗin tsari. Kowane tsari a cikin tsarin yana da pid na musamman.
Menene bambanci tsakanin gudu a gaba da baya?
Babban fifiko da aka ba da shirye-shiryen da ke gudana a cikin yanayin ayyuka da yawa. Gaban yana ƙunshe da aikace-aikacen da mai amfani ke aiki da su, kuma bangon baya ya ƙunshi aikace-aikace waɗanda ke bayan fage, kamar wasu ayyukan tsarin aiki, buga takarda ko samun damar hanyar sadarwa.
Nawa nau'ikan tsari ne akwai?
iri biyar na masana'antu matakai.
Shin daemon tsari ne?
Daemon ne tsari mai tsayi mai tsayi wanda ke amsa buƙatun sabis. Kalmar ta samo asali ne da Unix, amma yawancin tsarin aiki suna amfani da daemon a wani nau'i ko wani. A cikin Unix, sunayen daemon suna ƙarewa a al'ada a cikin "d". Wasu misalan sun haɗa da inetd , httpd , nfsd , sshd , mai suna , da lpd .
Ta yaya za mu kawo tsarin baya zuwa gaba?
Ga wasu misalai:
- Don gudanar da shirin ƙidayar, wanda zai nuna lambar tantance aikin, shigar da: ƙidaya &
- Don duba matsayin aikinku, shigar da: ayyuka.
- Don kawo tsari na bango zuwa gaba, shigar da: fg.
- Idan kuna da aiki fiye da ɗaya da aka dakatar a bango, shigar da: fg %#
Ta yaya kuke aika aikin farko a bango?
Don matsar da tsarin gaba mai gudana a bango:
- Dakatar da tsari ta buga Ctrl+Z .
- Matsar da tsarin da aka dakatar zuwa bango ta hanyar buga bg .
Ta yaya kuke amfani da ƙin yarda?
Umurnin da aka yi watsi da shi shine ginannen ciki wanda ke aiki tare da harsashi kamar bash da zsh. Don amfani da shi, ku rubuta “dissown” sannan kuma ID na tsari (PID) ko tsarin da kake son karyatawa.
Ta yaya zan jera duk matakai a cikin Linux?
Duba tsarin aiki a cikin Linux
- Bude tagar tasha akan Linux.
- Don uwar garken Linux mai nisa yi amfani da umarnin ssh don manufar shiga.
- Buga umarnin ps aux don ganin duk tsari mai gudana a cikin Linux.
- A madadin, zaku iya ba da babban umarni ko umarni na hoto don duba tsarin aiki a cikin Linux.
Ta yaya kuke ƙirƙirar tsari a cikin UNIX?
A cikin UNIX da POSIX ku kira cokali mai yatsa () sannan kuma exec() don ƙirƙirar tsari. Lokacin da kuka yi cokali mai yatsa yana rufe kwafin tsarin ku na yanzu, gami da duk bayanai, lamba, masu canjin yanayi, da buɗaɗɗen fayiloli. Wannan tsari na yara kwafin iyaye ne (sai dai ƴan bayanai).