单选题 Every process is a ( ).
A. job
B. program
C. partition
D. a and b
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单选题 The ( ) scheduler creates a process from a job and changes a process back to a job.
A. job
B. process
C. virtual
D. queue
单选题 The ()scheduler moves a process from one process state to another.
A. job
B. process
C. virtual
D. queue
单选题 To prevent (), an operating system can put resource restrictions on processes.
A. starvation
B. synchronization
C. paging
D. deadlock
单选题 ( ) can occur if a process has too many resource restrictions.
A. starvation
B. synchronization
C. paging
D. deadlock