1. Process is program in execution. A. True B. False2) Given a CPU with a single core, at most one process can execute at the same time. A. True B. False 3) A process can transit from Waiting state to the Running state. A. True B. False 4) A process can have multiple threads. A. True B. False 5) Socket is faster than shared memory in terms of IPC. A. True B. False 6) Socket is the communication channel between processes that reside in different hosts. A. True B. False 7) Non-preemptive scheduling allows the CPU to be claimed by another process even though the current process does not finish or interrupt. A. True B. False 8) SJF is the optimal scheduling algorithm. A. True B. False