Which of the following statements is FALSE,concerning the regulations pertaining to the cylinder room of a fixed CO2 fire extinguishing system ________.
A.
The compartment must be properly ventilated
B.
The temperature of the room should never exceed 130℉
C.
The door must be kept unlocked
D.
The compartment shall be clearly marked and identifiable
【单选题】Represent a queue by a singly linked list. Given the current status of the linked list as 1->2->3 where x->y means y is linked after x. Now if 4 is enqueued and then a dequeue is done, the resulting s...