单选题：A single processor system is executing in user mode at a specifi

A single processor system is executing in user mode at a specific moment. If there are 6 user processes loaded on that system, at most ______ user processes are in ready state .@[B](1)
A. 0
B. 1
C. 5
D. 6





A.0
B.1
C.5
D.6


答案：B