單項選擇題“偽(假)在線”指的是()
A.通信未斷,數(shù)據(jù)不變
B.通信中斷,數(shù)據(jù)不變
C.通信未斷,數(shù)據(jù)變化
A.通信未斷,數(shù)據(jù)不變
B.通信中斷,數(shù)據(jù)不變
C.通信未斷,數(shù)據(jù)變化