下面哪个调度是串行调度( )
A.T1:R(A),T2:R(B),T2:W(B),T1:W(A) B.T1:R(B),T1:W(B),T2:R(A), T2:W(A) C.T1:R(A),T2:R(B),.T1:W(A),T2:W(B) D.T2:R(A),T1:R(B),.T1:W(A),T2:W(B)正确答案B
下面哪个调度是串行调度( )
A.T1:R(A),T2:R(B),T2:W(B),T1:W(A) B.T1:R(B),T1:W(B),T2:R(A), T2:W(A) C.T1:R(A),T2:R(B),.T1:W(A),T2:W(B) D.T2:R(A),T1:R(B),.T1:W(A),T2:W(B)正确答案B