Operating System (OS)
The command interpreter

None of these
is quite different from the SCL interpreter
is usually the primary user interface
is menu drive
requires fixed format commands

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Operating System (OS)
What is the method of handling deadlocks?

All of these
Pretend that deadlocks never occur in the system
Allow the system to enter the deadlock state and then recover
Use a protocol to ensure that the system will never enter a deadlock state

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