Duba wurin da ke ƙasa sannan ka amsa tambayar daga baya a cikin harshe ɗaya kamar yadda wurin yake:  Passage: Ana rarraba jiragen ruwa na zamani zuwa manyan nau'ikan guda bakwai, wadanda sune: masu jigilar jiragen sama, masu jirgi, masu hallaka, frigates, corvettes, submarines da jiragen ruwa masu kai hare-hare. Jirgin yaƙi ya ƙunshi rukuni na takwas, amma ba a cikin sabis na yanzu tare da kowane rundunar sojan ruwa a duniya. Kawai Amurka Iowa-aji battleships har yanzu wanzu a matsayin m mayakan, da kuma battleships a general ne da wuya a sake fitowa a matsayin wani jirgin ruwa aji ba tare da redefinition. Ana ɗaukar mai hallaka a matsayin babban jirgin ruwa mai fama da ruwa na mafi yawan jiragen ruwa na zamani. Duk da haka, ayyukan da ke da bambanci da kuma bayyanar jiragen ruwa, masu hallaka, da jiragen ruwa, da kuma corvettes sun ɓace. Yawancin jiragen ruwa sun zo da makamai tare da haɗuwa da makamai masu linzami, anti-submarine da anti-aircraft. Ma'anar aji ba ta da tabbacin nuna matsayi na maye gurbin, kuma girman dukkan nau'ikan jirgin ruwa ya girma fiye da ma'anar da aka yi amfani da ita a farkon karni na 20. Wani muhimmin bambanci tsakanin tsofaffi da na zamani shi ne cewa dukkanin jiragen ruwa na zamani suna da "taushi", ba tare da makamai masu karfi da kuma kariya daga torpedo na yakin duniya na biyu da tsofaffin kayayyaki ba.  Tambaya: Nau'o'in yaƙi na zamani sun kasu kashi nawa?
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