Operating System (OS)
A Processor

is a device that performs a sequence of operations specified by instructions in memory.
is typically characterized by interactive processing and time of the CPU
is the device where information is stored
None of these
is a sequence of instructions

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Operating System (OS)
The necessary conditions needed before deadlock can occur?

Mutual Exclusion, Hold and wait, No Preemption, Circular Wait
Mutual Exclusion, No Hold and wait, Preemption, Circular Wait
No Mutual Exclusion, Hold and wait, Preemption, Circular Wait
Mutual Exclusion, Hold and wait, Preemption, No Circular Wait

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Operating System (OS)
Operating system

enables the programmer to draw a flowchart
links a program with the subroutines it references
provides a layered, user-friendly interface
None of these
All of these

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