A.網(wǎng)橋 B.集線(xiàn)器 C.交換機(jī) D.路由器
A.數(shù)字?jǐn)?shù)據(jù)轉(zhuǎn)換為數(shù)字信號(hào) B.模擬數(shù)據(jù)轉(zhuǎn)換為數(shù)字信號(hào) C.數(shù)字?jǐn)?shù)據(jù)轉(zhuǎn)換為模擬信號(hào) D.模擬數(shù)據(jù)轉(zhuǎn)換為模擬信號(hào)
A.網(wǎng)卡 B.網(wǎng)橋 C.網(wǎng)關(guān) D.路由器