I-Linux isebenzisa indlela ethi “Shintsha ekubhaleni” (COW) ukuze yehlise ukuphindaphindeka okungadingekile kwezinto zenkumbulo.
Unjani uCowsay?
Imikhumbi ye-cowsay enezinhlobonhlobo ezimbalwa, ezibizwa ngokuthi amafayela ezinkomo, ngokuvamile angatholakala ku-/usr/share/cowsay. Ukuze ubone izinketho zefayela lenkomo ezitholakala kusistimu yakho, sebenzisa -l flag after cowsay. Bese, sebenzisa i--f flag ukuze uzame eyodwa. $ cowsay -f udrako “Gijima ukuze ucashe, ngizwa ukuthimula kuza.”
Ubani igama le-Cowsay?
i-cowsay wuhlelo olukhiqiza izithombe ze-ASCII zenkomo ezinomyalezo. Ingakwazi futhi ukukhiqiza izithombe kusetshenziswa izithombe esezenziwe ngaphambili zezinye izilwane, njenge-Tux the Penguin, i-Linux mascot.
Kuyini ukuxhashazwa kwe-kernel?
Ngokuvamile, ukuxhashazwa kwe-kernel kuhilela ukwenza i-syscall (i-interface evumela izinqubo zendawo yomsebenzisi ukuxhumana ne-kernel) ngezimpikiswano eziklanywe ngokukhethekile ukudala ukuziphatha okungahlosiwe, ngaphandle kokuthi i-syscall izama ukuvumela kuphela izimpikiswano ezivumelekile.
Iyini ingozi yosuku oluyiziro?
Usongo losuku oluyiziro (obuye ngezinye izikhathi lubizwe ngokuthi usongo lwehora eliyiziro) luyilolo olungakaze lubonwe ngaphambili futhi alufani nanoma yimaphi amasiginesha aziwayo we-malware.
Uyini umehluko phakathi kwesikhala somsebenzisi nesikhala se-kernel?
Isikhala se-Kernel sigcinelwe ukusebenzisa i-kernel yesistimu yokusebenza enenhlanhla, izandiso ze-kernel, nezishayeli eziningi zedivayisi. Ngokuphambene, isikhala somsebenzisi yindawo yenkumbulo lapho isofthiwe yohlelo lokusebenza namanye abashayeli bengena.
Kuyini ukuhlasela kwehora elinguziro?
“Ukuhlasela noma ukusongela kosuku oluyiziro (noma ihora eliyiziro noma usuku oluyiziro) kuwukuhlasela okusebenzisa ukuba sengozini okwakungaziwa ngaphambilini ohlelweni lwekhompyutha, lokho onjiniyela abangazange babe naso isikhathi sokukulungisa nokukuchibiyela. Kunezinsuku eziyiziro phakathi kwesikhathi lapho ubungozi butholakala khona (futhi buvezwa esidlangalaleni), nokuhlasela kokuqala.”
Kungani ibizwa ngokuthi i-Zero-Day?
Igama elithi "zero-day" libhekisela enanini lezinsuku umthengisi wesofthiwe azaziyo mayelana nembobo. Leli gama ngokusobala laqala ezinsukwini zamabhodi ezaziso edijithali, noma ama-BBS, lapho lalibhekisela enanini lezinsuku kusukela uhlelo olusha lwesofthiwe lukhishelwe umphakathi.
Isho ukuthini i-0day?
Ukuxhaphaza kosuku oluyiziro (0day) ukuhlasela kwe-inthanethi okuqondise ebungozini besofthiwe okungaziwa umthengisi wesofthiwe noma abathengisi bokuvikela amagciwane. Umhlaseli ubona ubungozi besofthiwe ngaphambi kwanoma yibaphi abantu abanentshisekelo yokuyinciphisa, ngokushesha adale ukuxhashazwa, futhi akusebenzisele ukuhlasela.